| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 9 (1213) | 0-6-2T | 23.75" | Vale of Rheidol Railway | Vale of Rheidol Railway, Aberystwyth, WAL | operational | Davies & Metcalfe, 1902 | Named Prince of Wales. | |
| 8 | 2-6-2T | 23.75" | GWR | Vale of Rheidol Railway, Aberystwyth, WAL | operational | GWR Swindon Works, 1923 | Named Llywelyn. | |
| 1 | 0-6-0T | 4'-8½" | National Coal Board | Watercress Line (Mid Hants Railway), Alresford, ENG | operational | Hunslet Engine Co. #3781, 1952 | Named Thomas. Converted from an 0-6-0ST type in 1994. | |
| 92212 | 9F | 2-10-0 | 4'-8½" | BR | Watercress Line (Mid Hants Railway), Alresford, ENG | out of service | BR Swindon Works, 07/1959 | Owned by the Locomotive Services Ltd. Restored to operation in September 1996. Taken out of service in 2006. Returned to operation on September 11, 2009. Taken out of service again on December 31, 2019. Undergoing overhaul. |
| 850 | LN | 4-6-0 | 4'-8½" | Southern | Watercress Line (Mid Hants Railway), Alresford, ENG | operational | SR Eastleigh Works, 08/1926 | Named Lord Nelson. |
| 45379 | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | Watercress Line (Mid Hants Railway), Alresford, ENG | operational | Sir W.G. Armstrong Whitworth & Co. #1435, 07/1937 | |
| 73096 | 5MT (Standard) | 4-6-0 | 4'-8½" | BR | Watercress Line (Mid Hants Railway), Alresford, ENG | out of service | BR Derby Works, 11/1955 | Restored to operation in October 1993. Suffered a catastrophic cylinder failure on March 14, 2009. Previously operated in 2011. Awaiting overhaul. |
| 4464 (60019) | A4 | 4-6-2 | 4'-8½" | LNER (BR) | Watercress Line (Mid Hants Railway), Alresford, ENG | out of service | LNER Doncaster Works #1866, 12/1937 | Named Bittern. Owned by Locomotive Services Ltd. Masqueraded as LNER 4492 'Dominion of New Zealand' in 2011. Taken out of service in late 2014. Placed on temporary display in Margate, ENG. Awaiting overhaul. |
| 34007 (C107) | 7P 5FA (West Country) | 4-6-2 | 4'-8½" | BR (Southern) | Watercress Line (Mid Hants Railway), Alresford, ENG | out of service | SR Brighton Works, 08/1945 | Named Wadebridge. Owned by the Mid Hants Railway Preservation Society and the Wadebridge 34007 Locomotive Ltd. Restored to operation in Oct 2006. Taken out of service in Mar 2016. Undergoing overhaul. |
| 35005 (C5) | 8P (Merchant Navy) | 4-6-2 | 4'-8½" | BR (Southern) | Watercress Line (Mid Hants Railway), Alresford, ENG | out of service | SR Eastleigh Works, 1941 | Named Canadian Pacific. Owned by the Mid Hants Railway Preservation Society. Restored to operation in 1989. Painted in the BR express passenger blue livery from 1996 to 2001. Taken out of service in 2006. Undergoing overhaul. |
| 6 | 0-4-0T | 24" | Minas y Ferrocarril de Utrillas | South Tynedale Railway, Alston, ENG | operational | Henschel & Son #19047, 1918 | Named Thomas Edmondson. | |
| 0-6-2ST | 24" | Harrogate Gas Works | South Tynedale Railway, Alston, ENG | operational | Thomas Green & Son #441, 1908 | Named Barber. | ||
| 0-4-0ST | 24" | Cliffe Hill Mineral Railway | Amberley Museum & Heritage Centre, Amberley, ENG | operational | W. G. Bagnall #2067, 1917 | Named Peter. | ||
| 2-4-0T | 24" | Groudle Glen Railway | Amberley Museum & Heritage Centre, Amberley, ENG | operational | W. G. Bagnall #1781, 1905 | Named Polar Bear. | ||
| 0-4-0ST | 24" | Cliffe Hill Mineral Railway | Amerton Railway, Amerton, ENG | operational | W. G. Bagnall #1491, 1897 | Named Isabel. | ||
| 0-4-0ST | 24" | Statfold Barn Railway | Amerton Railway, Amerton, ENG | operational | Hunslet Engine Co. #3905, 2008 | Named Jennie. Previously named Howard. | ||
| 0-4-0WT | 18" | John Knowles | Leeds Industrial Museum at Armley Mills, Armley Mills, ENG | operational | Hunslet Engine Co. #684, 1898 | Named Jack. | ||
| 92219 | 9F | 2-10-0 | 4'-8½" | BR | Strathspey Railway, Aviemore, SCT | restoration | BR Swindon Works, 01/1960 | From Buxton, ENG, then the Midland Railway Centre, Butterley, ENG, then the Wensleydale Railway, North Yorkshire, ENG. Previously used as a source of spare parts for sister BR 9F class 92214 'Central Star'. |
| 46512 | 2MT | 2-6-0 | 4'-8½" | BR | Strathspey Railway, Aviemore, SCT | operational | BR Swindon Works, 1952 | Named E. V. Cooper, Engineer. Restored to operation in October 2000. Taken out of service in April 2016. Masqueraded as BR 46464 in August 2018. Taken out of service again in November 2020. Returned to operation in March 2022. |
| 5025 (45025) | 5MT (5) | 4-6-0 | 4'-8½" | LMS (BR) | Strathspey Railway, Aviemore, SCT | operational | Vulcan Foundary, 1934 | Owned by the WEC Watkinson Trust. Restored to operation in 1969. Taken out of service in 2012. Returned to operation in May 2021. Currently certified for mainline operations. |
| 7 | 2-6-2 | 15" | Bure Valley Railway | Bure Valley Railway, Aylsham, ENG | operational | Winson Engineering, 1994 | Named Spitfire. | |
| 8 | 2-6-2T | 15" | Bure Valley Railway | Bure Valley Railway, Aylsham, ENG | operational | Winson Engineering, 1997 | Named John of Gaunt. Previously named Thunder. | |
| 1 | 2-6-4T | 15" | Bure Valley Railway | Bure Valley Railway, Aylsham, ENG | operational | Guest Engineering & Maintenance Co., 1964 | Named Wroxham Broad. Previously named Tracey Bo. | |
| 9 | 2-6-4T | 15" | Bure Valley Railway | Bure Valley Railway, Aylsham, ENG | operational | Winson Engineering, 1993 | Named Mark Timothy. | |
| 35028 | 8P (Merchant Navy) | 4-6-2 | 4'-8½" | BR | Stewarts Lane TMD, Battersea, ENG | operational | BR Eastleigh Works, 1948 | Named Clan Line. Owned by the Merchant Navy Locomotive Preservation Society. Restored to operation in 1974. Taken out of service in 2015. Taken out of service again in Jul 2022 due to cracks in its thermic syphons. Returned to operation in Apr 2024. |
| 4'-8½" | Penrhyn Slate Quarries | Beamish Museum, Beamish, ENG | stored | Hunslet Engine Co. #996, 1909 | Named Edward Sholto. From Illinois. Owned by the Moseley Railway Trust. | |||
| 0-4-0VBT | 4'-8½" | Dorking Greystone Lime Co. | Beamish Museum, Beamish, ENG | operational | Head Wrightson & Co., 1871 | |||
| 18 | 0-4-0WT | 4'-8½" | Londonberry Railway | Beamish Museum, Beamish, ENG | operational | Lewin's Engineering Works #683, 1877 | ||
| 1 | 4wG | 4'-8½" | Locomotion Trust | Beamish Museum, Beamish, ENG | operational | Locomotion Enterprises, 1975 | Replica. Named Locomotion. | |
| 4wG | 4'-8½" | Pockerley Waggonway | Beamish Museum, Beamish, ENG | operational | Alan Keef Ltd, 2006 | Replica. Named Puffing Billy. | ||
| 6wG | 4'-8½" | Pockerley Waggonway | Beamish Museum, Beamish, ENG | operational | Alan Keef Ltd, 2001 | Replica. Named Steam Elephant. | ||
| 0-4-0WT | 24" | Rio Negro Dam | Devon Railway Centre, Bickleigh, ENG | operational | Orenstein & Koppel #5744, 1912 | |||
| 15 (71529) | 0-6-0ST | 4'-8½" | War Dept. | Avon Valley Railway, Bitton, ENG | operational | Andrew Barclay Sons & Co. #2183, 1945 | Named Earl David. | |
| L.150 (5521) | 4575 | 2-6-2T | 4'-8½" | London Transport (GWR) | Avon Valley Railway, Bitton, ENG | operational | GWR Swindon Works, 1927 | |
| 1 | 0-4-0ST | 4'-8½" | Royal Navy | Pontypool & Blaenavon Railway, Blaenavon, WAL | operational | Andrew Barclay Sons & Co. #1385, 1914 | Named Rosyth. | |
| 71515 | 0-6-0ST | 4'-8½" | War Dept. | Pontypool & Blaenavon Railway, Blaenavon, WAL | operational | Robert Stephenson & Hawthorns #7169, 1944 | ||
| TKh49 | 0-6-0T | 4'-8½" | Skawina Metal Works | Swindon & Cricklade Railway, Blunsdon, ENG | operational | Fablok #3135, 1953 | Named Spartan. | |
| 0-4-0CT | 4'-8½" | Shelton Iron & Steel Co. | Foxfield Railway, Blythe Bridge, ENG | operational | Dübs & Co. (Scotland) #4101, 1901 | Informally named Dubsy. Only operational crane tank steam locomotive in the world. | ||
| 0-4-0ST | 4'-8½" | Beyer, Peacock & Co. | Foxfield Railway, Blythe Bridge, ENG | operational | Beyer, Peacock & Co. #1827, 1879 | |||
| 2 | 0-4-0ST | 4'-8½" | Kent Electric Power Co. | Foxfield Railway, Blythe Bridge, ENG | operational | W. G. Bagnall #2842, 1946 | ||
| 0-6-0ST | 4'-8½" | National Coal Board | Foxfield Railway, Blythe Bridge, ENG | operational | Hunslet Engine Co. #3694, 1950 | Named Whiston. | ||
| 2 | 0-6-0ST | 4'-8½" | National Coal Board | Foxfield Railway, Blythe Bridge, ENG | operational | W. G. Bagnall #3059, 1954 | Named Florence. | |
| 0-6-0WT | 4'-8½" | Haydock Collieries | Foxfield Railway, Blythe Bridge, ENG | operational | Haydock Foundry, 1874 | Named Bellerophon. Owned by the Vintage Carriages Trust. | ||
| 75254 (7) | J94 | 0-6-0ST | 4'-8½" | War Dept | Bo'ness & Kinneil Railway, Bo'ness, SCT | operational | W. G. Bagnall #2777, 1945 | From National Coal Board. |
| 19 | J94 | 0-6-0ST | 4'-8½" | National Coal Board | Bo'ness & Kinneil Railway, Bo'ness, SCT | operational | Hunslet Engine Co. #1444, 1954 | |
| 80105 | 4MT | 2-6-4T | 4'-8½" | BR | Bo'ness & Kinneil Railway, Bo'ness, SCT | out of service | BR Brighton Works, 04/1955 | Owned by the Locomotive Owners’ Group (Scotland) Ltd. Restored to operation in 2000. Taken out of service in July 2016. Undergoing overhaul. Scheduled to return to operation in October 2024. |
| 246 (62712) | D49 | 4-4-0 | 4'-8½" | LNER | Bo'ness & Kinneil Railway, Bo'ness, SCT | operational | LNER Darlington Works, 1928 | Named Morayshire. |
| 0-4-0ST | 4'-8½" | Port of Par | Bodmin & Wenford Railway, Bodmin, ENG | operational | W. G. Bagnall #2572, 1937 | Named Judy. | ||
| 6435 | 6400 | 0-6-0PT | 4'-8½" | BR (GWR) | Bodmin & Wenford Railway, Bodmin, ENG | operational | GWR Swindon Works, 1937 | |
| 4612 | 5700 | 0-6-0PT | 4'-8½" | GWR | Bodmin & Wenford Railway, Bodmin, ENG | operational | GWR Swindon Works, 1942 | |
| 30587 (3298) | 0298 | 2-4-0WT | 4'-8½" | BR | Bodmin & Wenford Railway, Bodmin, ENG | operational | Beyer, Peacock & Co. #1412, 1874 | |
| 4247 | 4200 | 2-8-0T | 4'-8½" | BR (GWR) | Bodmin & Wenford Railway, Bodmin, ENG | operational | GWR Swindon Works #2637, 1916 | |
| 30120 (120) | T9 | 4-4-0 | 4'-8½" | BR | Bodmin & Wenford Railway, Bodmin, ENG | operational | London & South Western Railway Nine Elms Works #572, 1899 | |
| 0-4-2T | 15" | Exmoor Steam Railway | Exmoor Steam Railway, Bratton Fleming, ENG | private operational | Exmoor Steam Railway Bratton Fleming Works #302, 1997 | Named Ruby. Previously named Dennis. Originally built as 12¼ inch gauge. | ||
| 0-4-2T | 12¼" | Exmoor Steam Railway | Exmoor Steam Railway, Bratton Fleming, ENG | private operational | Exmoor Steam Railway Bratton Fleming Works #330, 2006 | Named Lorna Doone. | ||
| 0-4-2T+T | 12¼" | Exmoor Steam Railway | Exmoor Steam Railway, Bratton Fleming, ENG | private operational | Exmoor Steam Railway Bratton Fleming Works #299, 1995 | Named Denzil. | ||
| 2-6-2 | 12¼" | Exmoor Steam Railway | Exmoor Steam Railway, Bratton Fleming, ENG | private operational | Exmoor Steam Railway Bratton Fleming Works #325, 2009 | Named Black Beauty. | ||
| D249 | 0-4-0WT | 4'-8½" | Fairfield-Mabey | Flour Mill Ltd, Bream, ENG | private operational | Kerr, Stuart & Co. (Stoke on Trent) #3063, 1918 | Named Willy. | |
| 1 | 0-4-0ST | 4'-8½" | Cupar Sugar Beet Factory | Caledonian Railway, Brechin, SCT | operational | Andrew Barclay Sons & Co. #1863, 1926 | ||
| 0-4-0ST | 24" | Dinorwic Slate Quarry | Bredgar & Wormshill Light Railway, Bredgar, ENG | private operational | Hunslet Engine Co. #1429, 1922 | Named Lady Joan. | ||
| 4 | 0-4-0ST | 24" | Ministry of Munitions | Bredgar & Wormshill Light Railway, Bredgar, ENG | private operational | W. G. Bagnall #2088, 1919 | Named Armistice. | |
| 1 | 0-4-0WT | 24" | Norddeutsche Affinerie | Bredgar & Wormshill Light Railway, Bredgar, ENG | private operational | Berliner Maschinenbau #9124, 1927 | Named Bronhilde. | |
| 6 | 0-4-0WT | 24" | Penrhyn Quarry Railway | Bredgar & Wormshill Light Railway, Bredgar, ENG | private operational | Orenstein & Koppel #5668, 1912 | Named Eigiau. | |
| 10 | 0-4-2T | 24" | Sena Sugar Estates | Bredgar & Wormshill Light Railway, Bredgar, ENG | private operational | John Fowler & Co. #13573, 1912 | Named Zambezi. | |
| 7 | 0-4-2T | 24" | Invicta Mill | Bredgar & Wormshill Light Railway, Bredgar, ENG | private operational | Decauville #246, 1897 | Named Victory. | |
| 0-4-0ST | 24" | London Museum of Water & Steam | London Museum of Water & Steam, Brentford, ENG | operational | Hunslet Engine Co. #3906, 2009 | Named Thomas Wickstead. | ||
| 71516 | 0-6-0ST | 4'-8½" | War Dept. | Gwili Railway, Bronwydd Arms, WAL | operational | Robert Stephenson & Hawthorns #7170, 1944 | Named Welsh Guardsman. | |
| 3879 | 0-6-0ST | 4'-8½" | War Dept. | Gwili Railway, Bronwydd Arms, WAL | operational | Vulcan Foundry #5272, 1945 | Named Haulwen. | |
| 151 | 0-4-0VBT | 84¼" | GWR | South Devon Railway, Buckfastleigh, ENG | display | Sara & Co. #2180, 1868 | Named Tiny. Only surviving commercial Brunel gauge steam locomotive in the UK. | |
| 3205 | 2251 | 0-6-0 | 4'-8½" | GWR (BR) | South Devon Railway, Buckfastleigh, ENG | out of service | GWR Swindon Works, 1946 | Owned by the 2251 Fund. Restored to operation in May 1970. Taken out of service in 2006. Returned to operation in May 2010. Taken out of service again in 2017. Awaiting overhaul. |
| L.92 (5786) | 5700 | 0-6-0PT | 4'-8½" | London Transport (GWR) | South Devon Railway, Buckfastleigh, ENG | operational | GWR Swindon Works, 1929 | |
| 1369 | 1366 | 0-6-0PT | 4'-8½" | GWR (BR) | South Devon Railway, Buckfastleigh, ENG | operational | GWR Swindon Works, 1934 | Only surviving GWR 1366 class Pannier tank locomotive. Restored to operation in 1965. Restored back to operation in 1996. Painted in the BR black livery in 2005 and 2016. Taken out of service again in May 2017. Returned to operation in Oct 2019. |
| 6412 | 6400 | 0-6-0PT | 4'-8½" | BR (GWR) | South Devon Railway, Buckfastleigh, ENG | operational | GWR Swindon Works, 1934 | |
| 4160 | 5101 | 2-6-2T | 4'-8½" | BR | South Devon Railway, Buckfastleigh, ENG | out of service | BR Swindon Works, 1948 | Restored to operation in Feb 1993. Taken out of service in Jun 2003. Returned to operation in Aug 2006. Taken out of service again in late 2015. On loan from the West Somerset Railway until at least 2033. Undergoing overhaul. |
| 8 (47) | 0-4-0ST | 4'-8½" | Royal Ordnance Factory 8 | Mangapps Railway Museum, Burnham-on-Crouch, ENG | operational | Andrew Barclay Sons & Co. #2157, 1943 | Named Fambridge. From the National Coal Board. | |
| 293 | 0-4-0ST | 4'-8½" | N. Greening | Chasewater Railway, Burntwood, ENG | operational | Andrew Barclay Sons & Co. #1223, 1911 | ||
| 1 | 0-6-0ST | 4'-8½" | National Coal Board | Chasewater Railway, Burntwood, ENG | operational | Hunslet Engine Co. #3783, 1953 | Named Darfield. | |
| 10 | 4-4-2 | 15" | Dreamland Miniature Railway | Windmill Animal Farm, Burscough, ENG | operational | Bassett-Lowke, 1909 | Named Red Dragon. | |
| 0-4-0ST | 4'-8½" | Yates & Duxbury | East Lancashire Railway, Bury, ENG | operational | Peckett & Sons #1370, 1915 | Named May. | ||
| 75008 | 0-6-0ST | 4'-8½" | War Dept. | East Lancashire Railway, Bury, ENG | operational | Hunslet Engine Co. #2857, 1943 | Named Swiftsure. | |
| 132 | 0-6-0ST | 4'-8½" | War Dept. | East Lancashire Railway, Bury, ENG | operational | Hunslet Engine Co. #3163, 1953 | Named Sapper. | |
| 1 (32) | 0-6-0T | 4'-8½" | Manchester Ship Canal | East Lancashire Railway, Bury, ENG | operational | Hudswell, Clarke & Co. #680, 1903 | Named Gothenburg. Fictionally named Thomas. | |
| 42765 (13065) | 6P5F | 2-6-0 | 4'-8½" | BR (LMS) | East Lancashire Railway, Bury, ENG | operational | LMS Crewe Works #5757, 1927 | |
| 80080 | 4MT | 2-6-4T | 4'-8½" | BR | East Lancashire Railway, Bury, ENG | operational | BR Brighton Works, 03/1954 | Restored to operation in 1987. Taken out of service in Apr 2010. Taken out of service again in Dec 2016 due to a failed boiler inspection. Returned to operation in Feb 2019. Leased to the Ecclesbourne Valley Railway from Apr 2021 to Sep 2023. |
| 44871 (4871) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | East Lancashire Railway, Bury, ENG | operational | LMS Crewe Works, 1945 | Previously named Sovereign. Currently certified for mainline operations. |
| 45407 (5407) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | East Lancashire Railway, Bury, ENG | operational | Armstrong Whitworth Co. #1462, 1937 | Named The Lancashire Fusilier. Restored to operation in 1974. Taken out of service in early 2017. Returned to operation in June 2020. Currently certified for mainline operations. |
| 1 | 0-4-0T | 36" | British Aluminium Co. | Giant's Causeway & Bushmills Railway, Bushmills, NRL | operational | Peckett & Sons #1026, 1904 | Named Tyrone. | |
| 1163 | 0-4-0ST | 4'-8½" | Whitehead Hill & Co. | Midland Railway - Butterley, Butterley, ENG | operational | Peckett & Sons #1163, 1908 | Named Whitehead. Fictionally named Taffy. | |
| 0-4-2ST | 24" | Golden Valley Light Railway | Midland Railway - Butterley, Butterley, ENG | operational | T.D.A. Civil #1, 1997 | Named Joan. | ||
| 47327 (23) | 3F | 0-6-0T | 4'-8½" | BR (LMS) | Midland Railway - Butterley, Butterley, ENG | operational | North British Locomotive Co. #23406, 1926 | Fictionally named Jinty. |
| 73129 | 5MT (Standard) | 4-6-0 | 4'-8½" | BR | Midland Railway - Butterley, Butterley, ENG | operational | BR Derby Works, 1956 | |
| 44767 (4767) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | Midland Railway - Butterley, Butterley, ENG | out of service | LMS Crewe Works, 1947 | Named George Stephenson. Restored to operation in 1975. Taken out of service in February 2014. Acquired by the West Coast Railway Company in September 2018. Undergoing overhaul. |
| 45551 (5551) | Patriot | 4-6-0 | 4'-8½" | BR (LMS) | Midland Railway - Butterley, Butterley, ENG | under construction | The LMS Patriot Project | Replica. Named The Unknown Warrior. Construction started in 2008. Under construction as of 2024. Being built using some parts from scrapped LMS 8F class 48518. |
| 6233 (46233) | 7P (Coronation) | 4-6-2 | 4'-8½" | LMS (BR) | Midland Railway - Butterley, Butterley, ENG | operational | LMS Crewe Works, 1938 | Named Duchess of Sutherland. Taken out of service in October 2017. Returned to operation in September 2018 and painted in LMS Crimson Lake livery. Currently certified for mainline operations. |
| 46203 (6203) | 8P (Princess Royal) | 4-6-2 | 4'-8½" | BR (LMS) | Midland Railway - Butterley, Butterley, ENG | out of service | LMS Crewe Works, 07/1935 | Named Princess Margaret Rose. Owned by the Princess Royal Class Locomotive Trust. Restored to operation in June 1990. Previously operated in 1996. Awaiting possible overhaul. |
| 46115 (6115) | 7P (Royal Scot) | 4-6-0 | 4'-8½" | BR (LMS) | West Coast Railways Carnforth, Carnforth, ENG | private operational | North British Locomotive Co. #23610, 1927 | Named Scots Guardsman. One of only two surviving LMS Royal Scott class locomotives, the other one being LMS (BR) 6100 "Royal Scot". Currently certified for mainline operations. |
| 45231 (5231) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | West Coast Railways Carnforth, Carnforth, ENG | private operational | Sir W.G. Armstrong Whitworth & Co. #1286, 1936 | Named The Sherwood Forester. |
| 45690 (5690) | 6P5F (Jubilee) | 4-6-0 | 4'-8½" | BR (LMS) | West Coast Railways Carnforth, Carnforth, ENG | private operational | LMS Crewe Works #288, 1936 | Named Leander. Currently certified for mainline operations. |
| 45699 (5699) | 6P5F (Jubilee) | 4-6-0 | 4'-8½" | BR (LMS) | West Coast Railways Carnforth, Carnforth, ENG | private operational | LMS Crewe Works #297, 1936 | Named Galatea. Masqueraded as BR 45562 'Alberta' in 2020 and BR 45627 'Sierra Leone' in 2021. Currently certified for mainline operations. |
| 6201 (46201) | 8P (Princess Royal) | 4-6-2 | 4'-8½" | LMS (BR) | West Coast Railways Carnforth, Carnforth, ENG | out of service | LMS Crewe Works, 11/1933 | Named Princess Elizabeth. Owned by the 6201 Princess Elizabeth Locomotive Society. Previously overhauled in 2019. Taken out of service in June 2022. Awaiting overhaul. |
| 35018 (C18) | 8P (Merchant Navy) | 4-6-2 | 4'-8½" | BR (Southern) | West Coast Railways Carnforth, Carnforth, ENG | private operational | SR Eastleigh Works, 1945 | Named British India Line. Restored to operation in November 2016. Currently certified for mainline operations. |
| 190 | 0-6-0ST | 4'-8½" | War Dept. | Colne Valley Railway, Castle Hedingham, ENG | operational | Hunslet Engine Co. #3790, 1952 | ||
| 45163 (5163) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | Colne Valley Railway, Castle Hedingham, ENG | restoration | Armstrong Whitworth Co., 07/1935 | Owned by the BR 45163 Ltd. To eventually be restored to operating condition. |
| 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Northampton & Lamport Railway, Chapel Brampton, ENG | operational | Peckett & Sons #2104, 1948 | |||
| 361 | 0-4-0ST | 4'-8½" | Ministry of Defence | Historic Dockyard, Chatham, Chatham, ENG | operational | Robert Stephenson & Hawthorns #7042, 1941 | Named Ajax. | |
| 0-4-0ST | 4'-8½" | South Wales Warehouses | Historic Dockyard, Chatham, Chatham, ENG | operational | Peckett & Sons #1903, 1936 | Named Little Lady. | ||
| 0-4-0ST | 4'-8½" | Keighley & Worth Valley | Churnet Valley Railway, Cheddleton, ENG | stored | Andrew Barclay Sons & Co. #2226 | Named Katie. From a nearby garden center. | ||
| 2 (3) | 0-4-2ST | 30" | Antigua Sugar | Churnet Valley Railway, Cheddleton, ENG | stored private | Kerr, Stuart & Co. (Stoke on Trent) #1098, 1910 | Named Lena. From the Antigua Sugar Factory. Sent to the UK in 2014. | |
| 6 | 0-4-2ST | 30" | Antigua Sugar | Churnet Valley Railway, Cheddleton, ENG | stored private | Kerr, Stuart & Co. (Stoke on Trent) #1313, 1916 | Named Lucy. From the Antigua Sugar Factory. Sent to the UK in 2014. | |
| TKh49 | 0-6-0 | 4'-8½" | Spa Valley | Churnet Valley Railway, Cheddleton, ENG | stored | Owned by the TKh Support Group. | ||
| TKh49 | 0-6-0T | 4'-8½" | Churnet Valley Railway, Cheddleton, ENG | operational | Fablok #2944, 1952 | Named Hotspur. | ||
| 5197 | S160 | 2-8-0 | 4'-8½" | USATC | Churnet Valley Railway, Cheddleton, ENG | operational | Lima #8856, 06/1945 | Privately owned. Restored to operation in 1998. Taken out of service in late 2004. Taken out of service again in Dec 2009. Returned to operation in Feb 2017. Scheduled to be taken out of service again for overhaul in late 2024. |
| 6046 | S160 | 2-8-0 | 4'-8½" | USATC | Churnet Valley Railway, Cheddleton, ENG | operational | Baldwin #70280, 1945 | Privately owned. Restored to operation in Jun 2012. Taken out of service in 2014 due to a damaged cylinder block. Returned to operation in Feb 2016. Leased to the West Somerset Railway from Mar 2018 to Jan 2019. |
| 8F | 2-8-0 | 4'-8½" | Churnet Valley Railway, Cheddleton, ENG | restoration | #48173 | Privately owned. | ||
| 3278 | S160 | 2-8-0 | 4'-8½" | USATC | Churnet Valley Railway, Cheddleton, ENG | operational | Baldwin #70340, 1944 | Named Franklin D. Roosevelt. Privately owned. Previously operated on the Watercress Line (Mid Hants Railway), Alresford, ENG in 1999. Restored back to operation on June 14, 2024. |
| 48518 (8518) | 8F | 2-8-0 | 4'-8½" | BR (LMS) | Churnet Valley Railway, Cheddleton, ENG | scrapped | LNER Doncaster Works, 1944 | Some parts have been reused for the ongoing construction of newly-builds GWR County class 1014 'County of Glamorgan' and LMS Patriot class 45551 'The Unknown Warrior'. The boiler barrel is to be used on sister LMS 8F class 48173. |
| 48173 (8173) | 8F | 2-8-0 | 4'-8½" | BR (LMS) | Churnet Valley Railway, Cheddleton, ENG | restoration | LMS Crewe Works, 1943 | Owned by Greg Wilson. The boiler barrel came from scrapped sister LMS 8F class 48518. |
| 0-4-0T | 15" | Eaton Railway | Eaton Estate, Chester, ENG | private operational | FMB Engineering Co., 1994 | Replica. Named Katie. | ||
| 506 (62660) | 11F (D11) | 4-4-0 | 4'-8½" | Great Central (BR) | Barrow Hill Roundhouse Railway Centre, Chesterfield, ENG | display | GCR Gorton Works, 12/1919 | Named Butler Henderson. Owned by the National Railway Museum York. Restored to operation in March 1982. Retired from excursion service in 1992. |
| 0-4-2ST | 24" | Penrhyn Quarry Railway | Apedale Valley Light Railway, Chesterton, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #2395, 1917 | Named Stanhope. Owned by the Moseley Railway Trust. | ||
| 3014 | 0-6-0T | 24" | French Army | Apedale Valley Light Railway, Chesterton, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #3014, 1916 | Run by the Moseley Railway Trust. | |
| 0-6-0WT | 24" | Ashanti Goldfields Corp. | Apedale Valley Light Railway, Chesterton, ENG | operational | Hudswell, Clarke & Co. #1238, 1916 | Run by the Moseley Railway Trust. | ||
| 3 | 0-4-0+0-4-0T | 15" | Kirklees Light Railway | Kirklees Light Railway, Clayton West, ENG | operational | Brian Taylor, 1998 | Named Hawk. | |
| 4 | 0-4-0+0-4-0TG | 15" | Kirklees Light Railway | Kirklees Light Railway, Clayton West, ENG | operational | Brian Taylor #12, 2000 | Named Owl. | |
| 2 | 0-6-4ST | 15" | Kirklees Light Railway | Kirklees Light Railway, Clayton West, ENG | operational | Brian Taylor, 1991 | Named Badger. | |
| 2-6-2T | 15" | Kirklees Light Railway | Kirklees Light Railway, Clayton West, ENG | operational | Brian Taylor, 1987 | Named Fox. | ||
| 24 | 2-6-2 | 15" | Cleethorpes Coast Light Railway | Cleethorpes Coast Light Railway, Cleethorpes, ENG | operational | Fairbourne Railway Fairbourne Works #4, 1990 | ||
| 6284 | O4 | 2-8-0 | 15" | Cleethorpes Coast Light Railway | Cleethorpes Coast Light Railway, Cleethorpes, ENG | operational | T. Turner, 2009 | Completed by Ray Crome and Roger Loxley. |
| 2-6-2T | 15" | Perrygrove Railway | Perrygrove Railway, Coleford, ENG | operational | Alan Keef Ltd #5360, 2008 | Named Lydia. | ||
| 0-4-2 | 15" | Heatherslaw Light Railway | Heatherslaw Light Railway, Cornhill-on-Tweed, ENG | operational | Ravenglass & Eskdale Railway Ravenglass Works, 1989 | Named Lady Augusta. | ||
| 2-6-0T+T | 15" | Heatherslaw Light Railway | Heatherslaw Light Railway, Cornhill-on-Tweed, ENG | operational | Neville Smith, 2010 | Named Bunty. Completed by Alan Keef. | ||
| 7 | 0-4-2ST | 27" | Corris Railway | Corris Railway, Corris, WAL | operational | Winson Engineering (Alan Keef Ltd.) #17, 2005 | Winson Engineering closed in 2001. Completed by Drayton Designs. | |
| 10 | 0-4-2ST | 27" | Corris Railway | Corris Railway, Corris, WAL | operational | Falcon Engine & Car Works (Alan Keef Ltd.) #91, 2022 | Test fired on September 24, 2022. Debuted in excursion service on September 8, 2023. | |
| 2 | 0-4-0ST | 4'-8½" | United Steel Companies | Rocks by Rail: the Living Ironstone Museum, Cottesmore, ENG | operational | Andrew Barclay Sons & Co. #1931, 1927 | ||
| 0-4-0ST | 4'-8½" | Cottesmore Ironstone Quarry | Rocks by Rail: the Living Ironstone Museum, Cottesmore, ENG | operational | Andrew Barclay Sons & Co. #2088, 1940 | Named Sir Thomas Royden. | ||
| 1719 | 0-4-0ST | 4'-8½" | Hurlford Fireclay Works | East Somerset Railway, Cranmore, ENG | operational | Andrew Barclay Sons & Co. #1719, 1920 | Named Lady Nan. | |
| 5637 | 5600 | 0-6-2T | 4'-8½" | BR (GWR) | East Somerset Railway, Cranmore, ENG | out of service | GWR Swindon Works, 1925 | Owned by the 5637 Steam Locomotive Group. Restored to operation in 1999 and painted in GWR Brunswick green livery. Repainted back into BR black livery in 2002. Taken out of service in 2007. Taken out of service again in Apr 2020. Undergoing overhaul. |
| 5029 | 4073 | 4-6-0 | 4'-8½" | BR (GWR) | Crewe Works (Royal Scot Locomotive & General Trust), Crewe, ENG | out of service | GWR Swindon Works, 1934 | Named Nunney Castle. Restored to operation in 1990. Taken out of service in late 2015. Awaiting overhaul. |
| 46100 (6100) | 7P (Royal Scot) | 4-6-0 | 4'-8½" | BR (LMS) | Crewe Works (Royal Scot Locomotive & General Trust), Crewe, ENG | operational | North British Locomotive Co., 06/1930 | Named Royal Scott. Previously named The King's Dragoon Guardsman. Restored to operation in 1972. Taken out of service in Apr 2009. Returned to operation in 2015 and painted in BR Brunswick green livery. Currently certified for mainline operations. |
| 60532 (532) | A2 | 4-6-2 | 4'-8½" | BR (LNER) | Crewe Works (Royal Scot Locomotive & General Trust), Crewe, ENG | operational | Doncaster Locomotive Works, 1948 | Named Blue Peter. Restored to operation in 1971. Suffered some damage from a catastrophic uncontrolled wheelslip in 1994. Taken out of service in 2002. Test fired in 2023. Returned to operation in Feb 2024 and painted in BR express passenger blue livery. |
| 34046 (C146) | 7P 5FA (West Country) | 4-6-2 | 4'-8½" | BR (Southern) | Crewe Works (Royal Scot Locomotive & General Trust), Crewe, ENG | operational | SR Brighton Works, 11/1946 | Named Braunton. Restored to operation in Jul 2007. Debuted in excursion service in Sep 2008. Taken out of service in 2017. Returned to operation in Jun 2020. Currently certified for mainline operations. |
| 2007 | P2 | 2-8-2 | 4'-8½" | LNER | A1 Steam Locomotive Trust, Darlington, ENG | under construction | A1 Steam Locomotive Trust (Darlington Works) | Named Prince of Wales. Construction began in 2014 with its design being based on scrapped P2 class No. 2001 'Cock O' the North'. Expected to be completed sometime in 2025 and will operate excursions on the mainline and heritage railways when completed. |
| 60163 | A1 | 4-6-2 | 4'-8½" | BR (LNER) | A1 Steam Locomotive Trust, Darlington, ENG | operational | A1 Steam Locomotive Trust (Darlington Works) #2195, 2008 | Named Tornado. First brand-new mainline steam locomotive built in the UK since 1960. Painted in the BR express passenger blue livery from 2012 to 2014. Taken out of service in Jan 2022. Returned to operation on Aug 31, 2024. |
| 93 | Steam Railmotor (Diagram R) | 4'-8½" | GWR | Didcot Railway Centre, Didcot, ENG | operational | GWR Swindon Works, 1908 | Only surviving GWR steam railmotor. Restored to operation in 2011. | |
| 1338 | 0-4-0ST | 4'-8½" | GWR (Cardiff) | Didcot Railway Centre, Didcot, ENG | out of service | Kitson & Co. #3799, 1898 | Restored to operation in 1987. Debuted in excursion service in 2000. Previously operated in June 2007. Awaiting overhaul. | |
| 3650 | 5700 | 0-6-0PT | 4'-8½" | GWR (BR) | Didcot Railway Centre, Didcot, ENG | out of service | GWR Swindon Works, 1939 | Restored to operation in July 2008. Taken out of service in 2016. Undergoing overhaul. |
| 2-2-2 | 84¼ | GWR | Didcot Railway Centre, Didcot, ENG | restoration | Fire Fly Project, 2005 | Replica. Named Fire Fly. Will become the only operational Brunel gauge steam locomotive in the world when the restoration to operation is complete. | ||
| 4144 | 5101 | 2-6-2T | 4'-8½" | BR (GWR) | Didcot Railway Centre, Didcot, ENG | operational | GWR Swindon Works, 1946 | |
| 4709 | 4700 | 2-8-0 | 4'-8½" | GWR | Didcot Railway Centre, Didcot, ENG | under construction | The Great Western Society | Being built using parts from BR 4-6-0 4073 class 7027 'Thornbury Castle' and GWR 2-8-0 2800 class 2861. Under construction as of 2024. |
| 6023 | 6000 | 4-6-0 | 4'-8½" | BR (GWR) | Didcot Railway Centre, Didcot, ENG | out of service | GWR Swindon Works, 1930 | Named King Edward II. Taken out of service for major maintenance in September 2012. Returned to operation in January 2013. Taken out of service again in September 2020. Awaiting overhaul. |
| 1014 | 1000 | 4-6-0 | 4'-8½" | GWR | Didcot Railway Centre, Didcot, ENG | under construction | GWR Swindon Works | Replica. Named County of Glamorgan. Being built using parts from a GWR Hall class (the boiler will come from LMS 8F class 48518). Under construction as of 2024. |
| 2999 | 2900 | 4-6-0 | 4'-8½" | GWR | Didcot Railway Centre, Didcot, ENG | operational | GWR Swindon Works, 2019 | Named Lady of Legend. Construction completed in 2019. Second newly-built steam locomotive in the UK. Built using parts from scrapped GWR Hall class 4942 "Maindy Hall". |
| 4942 | 4900 | 4-6-0 | 4'-8½" | GWR (BR) | Didcot Railway Centre, Didcot, ENG | scrapped | GWR Swindon Works, 1929 | Named Maindy Hall. Scrapped sometime during the late 2010s. Some parts have been reused for the construction of newly-built GWR Saint class 2999 "Lady of Legend". |
| 4079 | 4073 | 4-6-0 | 4'-8½" | GWR (BR) | Didcot Railway Centre, Didcot, ENG | operational | GWR Swindon Works, 02/1924 | Named Pendennis Castle. Operated in excursion service in Australia from 1978 to 1994. Restored back to operation in August 2021. Debuted in excursion service in the UK on April 2, 2022. |
| 5051 | 4073 | 4-6-0 | 4'-8½" | GWR (BR) | Didcot Railway Centre, Didcot, ENG | out of service | GWR Swindon Works, 05/1936 | Named Earl Bathurst. Previously named Drysllwyn Castle. Restored to operation in 1979. Previously operated in 2008. Awaiting possible overhaul. |
| 2 | 0-4-0PT+T | 24" | Nursery Railway | Bressingham Steam Museum & Gardens, Diss, ENG | operational | Bressingham Steam Preservation Trust #2, 2009 | Named Bevan. | |
| 994 | 0-4-0ST | 24" | Penrhyn Quarry Railway | Bressingham Steam Museum & Gardens, Diss, ENG | operational | Hunslet Engine Co. #994, 1909 | Named George Sholto. Previously named Bill Harvey. | |
| 490 (62785) | E4 (T26) | 2-4-0 | 4'-8½" | Great Eastern (BR) | Bressingham Steam Museum & Gardens, Diss, ENG | display | Great Eastern Railway Stratford Works, 1895 | Owned by the National Railway Museum York. On long-term loan to the Bressingham Steam Museum since the early 1990s. |
| 377 | 21c | 2-6-0 | 4'-8½" | Norwegian State Railways | Bressingham Steam Museum & Gardens, Diss, ENG | operational | Nydqvist & Holm #1164, 1919 | Named King Haakon VII. |
| 2-6-2T | 15" | Windmill Farm Railway | Bressingham Steam Museum & Gardens, Diss, ENG | operational | Exmoor Steam Railway Bratton Fleming Works #311, 2001 | Named St. Christopher. | ||
| 80 (41966) | 79 | 4-4-2T | 4'-8½" | LSTR (BR) | Bressingham Steam Museum & Gardens, Diss, ENG | display | Robert Stephenson & Co. (Darlington Works), 1909 | Named Thundersley. Owned by the National Railway Museum York. Restored to operation in 1968. Operated briefly in excursion service until 1972. |
| 9 | 0-4-0Tram | 24" | North Ings Farm Museum, Dorrington, ENG | operational | T. Hall #1859401, 1994 | Named Swift. | ||
| 4 | 2-4-0T | 36" | Isle of Man Railway | Isle of Man Railway, Douglas, IOM | operational | Beyer, Peacock & Co. #1416, 1874 | Named Loch. | |
| 8 | 2-4-0T | 36" | Isle of Man Railway | Isle of Man Railway, Douglas, IOM | operational | Beyer, Peacock & Co. #3610, 1894 | Named Fenella. | |
| 10 | 2-4-0T | 36" | Isle of Man Railway | Isle of Man Railway, Douglas, IOM | operational | Beyer, Peacock & Co. #4662, 1905 | Named G. H. Wood. | |
| 12 | 2-4-0T | 36" | Isle of Man Railway | Isle of Man Railway, Douglas, IOM | operational | Beyer, Peacock & Co. #5126, 1908 | Named Hutchinson. | |
| 13 | 2-4-0T | 36" | Isle of Man Railway | Isle of Man Railway, Douglas, IOM | operational | Beyer, Peacock & Co. #5382, 1910 | Named Kissack. | |
| 1 | 0-4-0T+WT | 5'-3" | Comlucht Suicre Eireann | Downpatrick & Country Down Railway, Downpatrick, NRL | operational | Orenstein & Koppel #12475, 1934 | ||
| 1 | 0-4-0ST+T | 15" | Sherwood Forest Railway | Sherwood Forest Railway, Edwinstowe, ENG | operational | K. Hardy #1, 1991 | Named Smokey Joe. | |
| 2 | 0-4-0ST+T | 15" | Sherwood Forest Railway | Sherwood Forest Railway, Edwinstowe, ENG | operational | K. Hardy #2, 1998 | Named Pet. | |
| 10 | 0-4-0VBT | 4'-8½" | Kent & East Sussex Railway | Elsecar Heritage Railway, Elsecar, ENG | operational | Sentinel Waggon Works #6807, 1928 | Named Gervase. | |
| 16 | 0-6-0ST | 4'-8½" | Acton Hall Colliery | Embsay & Bolton Abbey Steam Railway, Embsay, ENG | operational | Hunslet Engine Co. #2705, 1945 | Named Beatrice. | |
| 47 | 0-6-0ST | 4'-8½" | National Coal Board | Embsay & Bolton Abbey Steam Railway, Embsay, ENG | operational | Robert Stephenson & Hawthorns #7849, 1955 | Named Moorbarrow. | |
| 0-6-2T | 12¼" | Exbury Gardens Railway | Exbury Gardens & Steam Railway, Exbury, ENG | operational | Exmoor Steam Railway Bratton Fleming Works #315, 2001 | Named Rosemary. | ||
| 0-6-2T | 12¼" | Exbury Gardens Railway | Exbury Gardens & Steam Railway, Exbury, ENG | operational | Exmoor Steam Railway Bratton Fleming Works #316, 2002 | Name Naomi. | ||
| 2-6-0 | 12¼" | Exbury Gardens Railway | Exbury Gardens & Steam Railway, Exbury, ENG | operational | Exmoor Steam Railway Bratton Fleming Works #326, 2008 | Named Mariloo. | ||
| 0-4-0ST | 12¼" | Reseau Guerledan | Fairbourne Railway, Fairbourne, WAL | operational | Milner Engineering, 1978 | Miniature replica. Named Sherpa. Previously named France. | ||
| 2-6-4T | 12¼" | Reseau Guerledan | Fairbourne Railway, Fairbourne, WAL | operational | Milner Engineering, 1979 | Miniature replica. Named Russell. Previously named Kitson. | ||
| 31 | 0-6-0ST | 4'-8½" | Sir Robert McAlpine & Sons | Fawley Hill, Fawley, ENG | private operational | Hudswell, Clarke & Co. #1026, 1913 | The Fawley HIll Railway has a maximum gradient of 1:13, the steepest in Great Britain. | |
| 3 | 0-4-0ST | 24" | Provan Gas Works | Kempton Steam Railway, Feltham, ENG | operational | Andrew Barclay Sons & Co. #984, 1903 | Named Darent. | |
| 61994 (3442) | 6MT (K4) | 2-6-0 | 4'-8½" | BR (LNER) | John Cameron Museum, Fife, SCT | display | LNER Darlington Works, 07/1938 | Named The Great Marquess. Owned by John Cameron. Restored to operation in April 1963. Taken out of service in April 1967. Returned to operation in 1980. Retired from excursion service in October 2015 in need of firebox repairs. |
| 60009 (4488) | A4 | 4-6-2 | 4'-8½" | BR (LNER) | John Cameron Museum, Fife, SCT | display | LNER Doncaster Works, 1937 | Named Union of South Africa. Restored to operation in 1973. Uses the tender of scrapped LNER 10000. Retired from excursion service in Oct 2021 due to leaking boiler tubes. Previously displayed at the Bury Transport Museum from May 2022 to May 2023. |
| 60700 (10000) | W1 | 4-6-4 | 4'-8½" | BR (LNER) | John Cameron Museum, Fife, SCT | display | LNER Darlington Works, 1929 | Nicknamed 'Hush-Hush'. The engine itself was scrapped after retirement in 1959, but the tender still survives today. It is currently being used behind BR 60009 'Union of South Africa'. |
| 0-4-0ST | 4'-8½" | Holborough Cement Co. | Fifield Central, Fifield, ENG | private operational | Peckett & Sons #1756, 1928 | Named Hornpipe. | ||
| 91016 (1016) | Hr1 | 4-6-2 | 60 | BR (Valtion Rautatiet/State Railways - Fi) | Fifield Central, Fifield, ENG | private operational | Tampella Locomotive Works #946, 1955 | Named Lady Patricia. Restored to operation in June 2023. Only operational broad gauge steam locomotive in the UK. Largest operational steam locomotive in the UK. |
| 4wWT | 4'-8½" | Vickers Armstrong | Fifield Central, Fifield, ENG | out of service | Aveling & Porter #8800, 1917 | Named Sir Vincent. Technically very similar to a traction engine/steam tractor. Undergoing overhaul. | ||
| 22 | 0-4-0ST | 4'-8½" | National Coal Board | Bowes Railway, Gateshead, ENG | operational | Andrew Barclay Sons & Co. #2274, 1949 | ||
| W24 | O2 | 0-4-4T | 4'-8½" | BR | Isle of Wight Steam Railway, Havenstreet, ENG | operational | London & South Western Railway Nine Elms Works #341, 1891 | Named Calbourne. |
| 192 | 0-6-0ST | 4'-8½" | War Dept. | Isle of Wight Steam Railway, Havenstreet, ENG | operational | Hunslet Engine Co. #3792, 1953 | Named Waggoner. | |
| W8 (46) | A1X | 0-6-0T | 4'-8½" | Southern | Isle of Wight Steam Railway, Havenstreet, ENG | operational | London, Brighton & South Coast Railway Brighton Work, 1876 | Named Freshwater. Previously named Newington. |
| W11 (40) | A1X | 0-6-0T | 4'-8½" | Southern | Isle of Wight Steam Railway, Havenstreet, ENG | operational | London, Brighton & South Coast Railway Brighton Work, 1878 | Named Newport. Previously named Brighton. |
| 14 | 0-6-0ST | 4'-8½" | Preston Docks | Lakeside & Haverthwaite Railway, Haverthwaite, ENG | operational | W. G. Bagnall #2682, 1942 | Named Princess. | |
| 2996 | 0-6-0ST | 4'-8½" | British Motor Corp. | Lakeside & Haverthwaite Railway, Haverthwaite, ENG | operational | W. G. Bagnall #2996, 1951 | Named Victor. | |
| 17 | 0-6-0T | 4'-8½" | Carron Iron Co. | Lakeside & Haverthwaite Railway, Haverthwaite, ENG | operational | Andrew Barclay Sons & Co. #1245, 1911 | Informally named Thomas. | |
| 42073 | 4MT | 2-6-4T | 4'-8½" | BR | Lakeside & Haverthwaite Railway, Haverthwaite, ENG | operational | BR Brighton Works, 1950 | |
| 43924 (3924) | 4F (3835) | 0-6-0 | 4'-8½" | BR | Keighley & Worth Valley Railway, Haworth, ENG | operational | Midland Railway Derby Works, 10/1920 | |
| 90733 (79257) | 8F | 2-8-0 | 4'-8½" | BR | Keighley & Worth Valley Railway, Haworth, ENG | operational | Vulcan Foundry #5200, 01/1945 | |
| 5820 | S160 | 2-8-0 | 4'-8½" | USATC | Keighley & Worth Valley Railway, Haworth, ENG | operational | Lima #8758, 1945 | Named Big Jim. |
| 75078 | 4MT | 4-6-0 | 4'-8½" | BR | Keighley & Worth Valley Railway, Haworth, ENG | operational | BR Swindon Works, 1956 | |
| 45596 (5596) | 6P5F (Jubilee) | 4-6-0 | 4'-8½" | BR (LMS) | Keighley & Worth Valley Railway, Haworth, ENG | operational | North British Locomotive Co., 01/1934 | Named Bahamas. Only LMS Jubilee class preserved with a double chimney. Restored to operation in October 1972. Taken out of service in 2013. Returned to operation in early 2019. Currently certified for mainline operations. |
| 45212 (5212) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | Keighley & Worth Valley Railway, Haworth, ENG | operational | Armstrong Whitworth Co., 1935 | Restored to operation in October 2016. |
| 34092 | 7P 5FA (West Country) | 4-6-2 | 4'-8½" | BR | Keighley & Worth Valley Railway, Haworth, ENG | operational | BR Brighton Works, 09/1949 | Named City of Wells. Restored to operation in 1979. Taken out of service in 1989. Taken out of service again in early January 2023. Returned to operation in September 2023. |
| 0-4-0ST | 24" | Penrhyn Quarry Railway | Teifi Valley Railway, Henllan, WAL | operational | Hunslet Engine Co. #606, 1894 | Named Alan George. | ||
| 21 (34) | 0-4-0WT | 24" | Minas y Ferrocarril de Utrillas | West Lancashire Light Railway, Hesketh Bank, ENG | operational | Orenstein & Koppel #6641, 1913 | Named Montalban. | |
| 22 (35) | 0-4-0WT | 24" | Minas y Ferrocarril de Utrillas | West Lancashire Light Railway, Hesketh Bank, ENG | operational | Orenstein & Koppel #2378, 1907 | Named Utrillas. | |
| 9 | 0-6-0WT | 24" | Carrieres de la Valee-Meureuse | West Lancashire Light Railway, Hesketh Bank, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #2045, 1915 | Named Joffre. | |
| 2 | 2-4-2T | 12¼" | Newchapel, Horne & Burstow Grand Junction Railway | Newchapel, Horne & Burstow Grand Junction Railway, Horne, ENG | private operational | Builder info unknown. Named Exmoor. Probably built by Exmoor Steam Railway in the 1990s. | ||
| 0-4-0ST | 4'-8½" | Courtaulds | Telford Steam Railway, Horsehay, ENG | operational | Peckett & Sons #1722, 1926 | Named Rocket. | ||
| 0-4-0Tram | 24" | Telford Town Tramway | Telford Steam Railway, Horsehay, ENG | operational | Alan Keef Ltd, 1979 | Named Thomas. | ||
| 5619 | 5600 | 0-6-2T | 4'-8½" | BR (GWR) | Telford Steam Railway, Horsehay, ENG | operational | GWR Swindon Works, 1925 | |
| 1704 | 0-6-0T | 4'-8½" | Associated Portland Cement Manufacturers | Ingrow Loco, Ingrow, ENG | operational | Hudswell, Clarke & Co. #1704, 1938 | Named Nunlow. Operated by the Bahamas Locomotive Society. | |
| 1054 (7799) | 0-6-2T | 4'-8½" | London & North Western Railway | Ingrow Loco, Ingrow, ENG | operational | London & North Western Railway Crewe Works #2979, 1888 | Named Coal Tank. Operated by the Bahamas Locomotive Society. | |
| 397 | 0-4-4T | 4'-8½" | Duke of Sutherland | Severn Valley Railway, Kidderminster, ENG | restoration | Sharp, Stewart & Co. #4085, 1898 | Named Dunrobin. From England, then Ft. Steele, BC, CAN, then England again. | |
| 1501 | 1500 | 0-6-0PT | 4'-8½" | BR | Severn Valley Railway, Kidderminster, ENG | operational | BR Swindon Works, 1949 | |
| 7714 | 5700 | 0-6-0PT | 4'-8½" | BR (GWR) | Severn Valley Railway, Kidderminster, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent), 1930 | Restored to operation in 1992. Taken out of service in 2009. Returned to operation in November 2016. |
| L.95 (5764) | 5700 | 0-6-0PT | 4'-8½" | London Transport (GWR) | Severn Valley Railway, Kidderminster, ENG | out of service | GWR Swindon Works, 1929 | Restored to operation in 1971 and painted in GWR Brunswick green livery. Taken out of service in 1982. Returned to operation in early 1989. Taken out of service again in Dec 2010. Repainted back into LT Crimson Lake livery in 2019. Awaiting overhaul. |
| 813 (26) | 0-6-0ST | 4'-8½" | GWR (Port Talbot Railway & Docks) | Severn Valley Railway, Kidderminster, ENG | out of service | Hudswell, Clarke & Co. #555, 06/1901 | Owned by the GWR 813 Preservation Fund. Restored to operation in Jul 2000. Taken out of service in Sep 2009. Returned to operation in Aug 2016. Taken out of service again in Apr 2022 due to a fracture in the supports under the cab. | |
| 43106 | 4MT | 2-6-0 | 4'-8½" | BR | Severn Valley Railway, Kidderminster, ENG | operational | BR Darlington Works #2148, 1951 | |
| 13268 (42968) | 5MT (5P4F) | 2-6-0 | 4'-8½" | LMS (BR) | Severn Valley Railway, Kidderminster, ENG | operational | LMS Crewe Works, 1934 | Owned by the Stanier Mogul Fund. Restored to operation in 1991. Taken out of service in 1998 due to deterioration of firebox stays. Taken out of service again for overhaul in 2014. Returned to operation in Oct 2023 and painted in LMS lined black livery. |
| 4566 | 4500 | 2-6-2T | 4'-8½" | BR (GWR) | Severn Valley Railway, Kidderminster, ENG | operational | GWR Swindon Works, 1924 | |
| 82045 | 3MT | 2-6-2T | 4'-8½" | BR | Severn Valley Railway, Kidderminster, ENG | under construction | 82045 Steam Locomotive Trust | Will be the 1,001st BR Standard type steam locomotive when construction is complete. Under construction as of 2024. |
| 2857 | 2800 | 2-8-0 | 4'-8½" | GWR | Severn Valley Railway, Kidderminster, ENG | out of service | GWR Swindon Works #2763, 1918 | Restored to operation in September 1979. Taken out of service in January 2023. Awaiting overhaul. |
| 7812 | 7800 | 4-6-0 | 4'-8½" | BR (GWR) | Severn Valley Railway, Kidderminster, ENG | out of service | GWR Swindon Works, 01/1939 | Named Erlestoke Manor. Owned by the Erlestoke Manor Fund. Restored to operation in September 1979. Taken out of service in December 2017. Undergoing major maintenance and repairs as of December 2022. |
| 7802 | 7800 | 4-6-0 | 4'-8½" | BR (GWR) | Severn Valley Railway, Kidderminster, ENG | out of service | GWR Swindon Works, 01/1938 | Named Bradley Manor. Owned by the Erlestoke Manor Fund. Restored to operation in 1993. Taken out of service in Jul 2019 due to a broken piston. Undergoing major maintenance and repairs as of Nov 2022. |
| 45110 (5110) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | Severn Valley Railway, Kidderminster, ENG | out of service | Vulcan Foundary, 1935 | Restored to operation in 1970. Taken out of service in 1980. Returned to operation in 1998. Taken out of service again in 2008. Awaiting possible overhaul. Rumored to have been sold in Aug 2023. Current location unknown. |
| 4930 | 4900 | 4-6-0 | 4'-8½" | GWR (BR) | Severn Valley Railway, Kidderminster, ENG | operational | GWR Swindon Works, 05/1929 | Named Hagley Hall. Restored to operation in Sep 1979. Previously operated in 1999. Restored back to operation on Sep 9, 2022. Original tender is being used behind BR Hall class 6990 "Witherslack Hall". |
| 34053 (C153) | 7P 5FA (Battle of Britain) | 4-6-2 | 4'-8½" | BR (Southern) | Severn Valley Railway, Kidderminster, ENG | operational | SR Brighton Works, 01/1947 | Named Sir Keith Park. Restored to operation in May 2012. Taken out of service in early January 2018. Returned to operation on May 29, 2024. |
| C127 (34027) | 7P 5FA (West Country) | 4-6-2 | 4'-8½" | Southern (BR) | Severn Valley Railway, Kidderminster, ENG | out of service | SR Brighton Works, 04/1946 | Named Taw Valley. Repainted in a purple livery for Queen Elizabeth II's Platinum Jubilee and temporarily renumbered to 70 in Apr 2022. Repainted in SR wartime black livery in Feb 2023. Taken out of service in Jan 2024. Undergoing overhaul. |
| 0-4-0ST | 4'-8½" | South Durham & Lancashire Union Railway | Stainmore Railway Co., Kirkby Stephen, ENG | operational | Peckett & Sons #2084, 1948 | Named F.C. Tingey. | ||
| 89 | 0-2-2VBT | 23½" | Launceston Steam Railway | Launceston Steam Railway, Launceston, ENG | operational | C. Parmenter, 2004 | Named Perseverance. | |
| 0-4-0ST | 23½" | Penrhyn Quarry Railway | Launceston Steam Railway, Launceston, ENG | operational | Hunslet Engine Co. #317, 1883 | Named Lilian. | ||
| 0-4-0ST | 23½" | Dinorwic Slate Quarry | Launceston Steam Railway, Launceston, ENG | operational | Hunslet Engine Co. #679, 1898 | Named Covertcoat. | ||
| 0-4-0ST | 23½" | Dorothea Quarry | Launceston Steam Railway, Launceston, ENG | operational | Hunslet Engine Co. #763, 1901 | Named Dorothea. | ||
| 0-4-0WT | 19" | Great Laxey Mine Railway | Great Laxey Mine Railway, Laxey, IOM | operational | Great North Steam #21, 2004 | Replica, named Bee. | ||
| 0-4-0WT | 19" | Great Laxey Mine Railway | Great Laxey Mine Railway, Laxey, IOM | operational | Great North Steam #20, 2004 | Replica, named Ant. | ||
| 0-4-0ST | 24" | Callender Cable & Construction Co. | Alan Keef Ltd, Lea, ENG | private operational | W. G. Bagnall #2133, 1924 | Named Woto. Can be seen during annual open days. | ||
| 0-4-0VBT | 24" | Alan Keef Ltd, Lea, ENG | private operational | Alan Keef Ltd #30, 1990 | Named Taffy. Can be seen during annual open days. | |||
| 1310 | H (Y7) | 0-4-0T | 4'-8½" | North Eastern Railway (UK) | Middleton Railway, Leeds, ENG | operational | North Eastern Railway Gateshead Works #38, 1891 | |
| L | 0-6-0ST | 4'-8½" | Associated Portland Cement Manufacturers | Middleton Railway, Leeds, ENG | operational | Manning Wardle #1601, 1901 | Named Matthew Murray. | |
| 3 (293) | 0-6-0ST | 4'-8½" | Slough Estates | Middleton Railway, Leeds, ENG | operational | Hudswell, Clarke & Co. #1544, 1924 | ||
| 1 | 0-4-0ST | 24" | Minworth Sewage Works | Abbey Pumping Station, Leicester, ENG | operational | W. G. Bagnall #2087, 1919 | Named Leonard. | |
| 3 | 0-4-0T | 24" | Hoogly Docking & Engineering Co. | Leighton Buzzard Railway, Leighton Buzzard, ENG | operational | Baguley Cars #2007, 1921 | Named Rishra. | |
| 1 | 0-4-0VBT | 24" | Pen-y-Bryn Quarry | Leighton Buzzard Railway, Leighton Buzzard, ENG | operational | De Winton & Co., 1877 | Named Chaloner. | |
| 11 | 0-4-0WT | 24" | Solvay Alkai Works | Leighton Buzzard Railway, Leighton Buzzard, ENG | operational | Orenstein & Koppel #5834, 1912 | Named P.C. Allen. | |
| 5 | 0-6-0WT | 24" | Likomba Development Co. | Leighton Buzzard Railway, Leighton Buzzard, ENG | operational | Orenstein & Koppel #12740, 1936 | Named Elf. | |
| 778 | 10-12-D | 4-6-0PT | 24" | War Dept. | Leighton Buzzard Railway, Leighton Buzzard, ENG | operational | Baldwin #44656, 1917 | |
| 38 | 0-4-0ST | 24" | Dinorwic Slate Quarry | Hollycombe Working Steam Museum, Liphook, ENG | operational | Hunslet Engine Co. #638, 1895 | Named Jerry M. | |
| 1 | 0-4-0ST | 23½" | Dinorwic Slate Quarry | Llanberis Lake Railway, Llanberis, WAL | operational | Hunslet Engine Co. #493, 1889 | Named Elidir. Previously named Enid and Red Damsel. | |
| 2 | 0-4-0ST | 23½" | Dinorwic Slate Quarry | Llanberis Lake Railway, Llanberis, WAL | operational | Hunslet Engine Co. #894, 1904 | Named Thomas Bach. Previously named Wild Aster. | |
| 3 (293) | 0-4-0ST | 23½" | Port Dinorwic | Llanberis Lake Railway, Llanberis, WAL | operational | Hunslet Engine Co. #1430, 1922 | Named Dolbadarn. | |
| 0-4-0ST | 23½" | Dinorwic Slate Quarry | National Slate Museum, Llanberis, WAL | operational | Hunslet Engine Co. #873, 1905 | Named Una. | ||
| 3 | 0-4-2Tcog | 800mm | Snowdon Mountain Railway | Snowdon Mountain Railway, Llanberis, WAL | operational | Swiss Locomotive & Machine Works #925, 1895 | Named Wyddfa. | |
| 2 | 0-4-2Tcog | 800mm | Snowdon Mountain Railway | Snowdon Mountain Railway, Llanberis, WAL | operational | Swiss Locomotive & Machine Works #934, 1895 | Named Enid. | |
| 6 | 0-4-2Tcog | 800mm | Snowdon Mountain Railway | Snowdon Mountain Railway, Llanberis, WAL | operational | Swiss Locomotive & Machine Works #2838, 1922 | Named Padarn. | |
| 1 | 0-6-0T | 30" | Welshpool & Llanfair Light Railway | Welshpool & Llanfair Light Railway, Llanfair Caereinion, WAL | operational | Beyer, Peacock & Co. #3496, 1902 | Named The Earl. | |
| 2 | 0-6-0T | 30" | Welshpool & Llanfair Light Railway | Welshpool & Llanfair Light Railway, Llanfair Caereinion, WAL | operational | Beyer, Peacock & Co. #3497, 1902 | Named Countess. | |
| 12 | 0-6-2T | 30" | Antigua Sugar | Welshpool & Llanfair Light Railway, Llanfair Caereinion, WAL | operational | Kerr, Stuart & Co. (Stoke on Trent) #4404, 1929 | Named Joan. From the Antigua Sugar Factory. Sent to the UK in 1971. | |
| 6430 | 6400 | 0-6-0PT | 4'-8½" | GWR | Llangollen Railway, Llangollen, WAL | operational | GWR Swindon Works, 1937 | |
| 7754 | 5700 | 0-6-0PT | 4'-8½" | GWR (National Coal Board) | Llangollen Railway, Llangollen, WAL | operational | North British Locomoitve Co. #24042, 12/1930 | Donated by the National Coal Board to the National Museum Cardiff, Cardiff, WAL on a permanent loan. Restored to operation on August 20, 1993. Previously operated in 2003. Restored back to operation on September 23, 2023. |
| 18 | 0-6-0ST | 4'-8½" | Eastmoors Steelworks | Llangollen Railway, Llangollen, WAL | operational | Hunslet Engine Co. #1873, 1937 | Named Jessie. | |
| 1 | 0-6-0ST | 4'-8½" | National Coal Board | Llangollen Railway, Llangollen, WAL | operational | Hunslet Engine Co. #3783, 1953 | Named Darfield. | |
| 5199 | 5101 | 2-6-2T | 4'-8½" | GWR | Llangollen Railway, Llangollen, WAL | out of service | GWR Swindon Works, 1934 | Restored to operation in 2003. Taken out of service for an overhaul in Jan 2019. Returned to operation in Apr 2019. Leased to the West Somerset Railway, Minehead, ENG from Dec 2020 to Dec 2022. Taken out of service again in Oct 2023. Undergoing overhaul. |
| 3882 | 2884 | 2-8-0 | 4'-8½" | GWR | Llangollen Railway, Llangollen, WAL | operational | GWR Swindon Works, 1938 | |
| 2861 | 2800 | 2-8-0 | 4'-8½" | GWR | Llangollen Railway, Llangollen, WAL | scrapped | GWR Swindon Works, 1918 | Some parts have been reused for the ongoing construction of newly-builds GWR 4-4-0 County class 3840 "County of Montgomery" and GWR 2-8-0 4700 class 4709. |
| 45337 (5337) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | Llangollen Railway, Llangollen, WAL | out of service | Sir W.G. Armstrong Whitworth & Co. #1392, 1937 | Restored to operation in 1995. Taken out of service in early 2014 due to a steam leak. Returned to operation in June 2015. Masqueraded as BR 45292 in April 2017. Taken out of service again in July 2017. Undergoing overhaul. |
| 3 | 0-4-0ST | 24" | Dinorwic Slate Quarry | Bala Lake Railway, Llanuwchllyn, WAL | operational | Hunslet Engine Co. #779, 1902 | Named Holy War. | |
| 0-4-0ST | 24" | Dinorwic Slate Quarry | Bala Lake Railway, Llanuwchllyn, WAL | operational | Hunslet Engine Co. #780, 1902 | Named Alice. | ||
| 0-4-0ST | 24" | Dinorwic Slate Quarry | Bala Lake Railway, Llanuwchllyn, WAL | operational | Hunslet Engine Co. #822, 1903 | Named Maid Marian. | ||
| 0-4-0ST | 24" | Penrhyn Quarry Railway | Bala Lake Railway, Llanuwchllyn, WAL | operational | Hunslet Engine Co. #364, 1885 | Named Winifred. | ||
| 1 | 0-2-2 | 4'-8½" | Liverpool & Manchester Railway | Science Museum, London, ENG | display | Robert Stephenson & Co. (Darlington Works), 1829 | Named Rocket. Winner of the 1829 Rainhill Trials. | |
| 4wG | 60 | Wylam Colliery | Science Museum, London, ENG | display | William Hedley, 1813 | Named Puffing Billy. Oldest surviving steam locomotive in the world. | ||
| 5972 | 4900 | 4-6-0 | 4'-8½" | Hogwarts Railways (GWR) | Warner Bros. Studio Tour London, London, ENG | out of service | GWR Swindon Works, 04/1937 | Named Olton Hall. Fictionally named Hogwarts Castle. Previously owned by West Coast Railway Co. Featured in the Harry Potter films. Taken out of service in 2014. Awaiting possible overhaul. |
| 6 | 0-6-2T | 15" | Jungle Express | Longleat Safari & Adventure Park, Longleat, ENG | operational | Exmoor Steam Railway Bratton Fleming Works #323, 2004 | Named John Hayton. | |
| 47406 (16489) | 3F | 0-6-0T | 4'-8½" | BR | Great Central Railway, Loughborough, ENG | operational | Vulcan Foundry #3977, 1926 | |
| 92214 | 9F | 2-10-0 | 4'-8½" | BR | Great Central Railway, Loughborough, ENG | operational | BR Swindon Works, 10/1959 | Named Central Star. Previously named Cock O' the North. |
| 46521 | 2MT | 2-6-0 | 4'-8½" | BR | Great Central Railway, Loughborough, ENG | out of service | BR Swindon Works, 1953 | Fictionally named Blossom. Owned by Charles Newton and Loughborough Standard Locomotive Group Ltd. Restored to operation in Jul 1974. Taken out of service in 2000. Taken out of service again in Oct 2022. Undergoing overhaul. |
| 48624 (8624) | 8F (7F) | 2-8-0 | 4'-8½" | BR | Great Central Railway, Loughborough, ENG | operational | SR Ashford Works, 1943 | |
| 777 (30777) | N15 | 4-6-0 | 4'-8½" | Southern (BR) | Great Central Railway, Loughborough, ENG | out of service | North British Locomotive Co., 06/1925 | Named Sir Lamiel. Owned by the National Railway Museum York. Restored to operation in 1982. Taken out of service in October 2017. Undergoing overhaul. |
| 45305 (5305) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | Great Central Railway, Loughborough, ENG | out of service | Sir W.G. Armstrong Whitworth & Co. #1360, 01/1937 | Named Alderman A.E. Draper. Mainline certification expired in 2020. Taken out of service in October 2021. Undergoing overhaul. |
| 7027 | 4073 | 4-6-0 | 4'-8½" | BR | Great Central Railway, Loughborough, ENG | restoration | BR Swindon Works, 1949 | Named Thornbury Castle. Sold to the 4709 Project Group, Didcot, ENG in Aug 2022. Rumored to be used as a source of spare parts for the new-build GWR 4-4-0 County class 3840 "County of Montgomery" with the boiler being used from GWR 2-8-0 2800 class 2861. |
| 6990 | 6959 | 4-6-0 | 4'-8½" | BR | Great Central Railway, Loughborough, ENG | out of service | BR Swindon Works, 04/1948 | Named Witherslack Hall. Restored to operation in 1986. Taken out of service for boiler repairs in 2001. Returned to operation in 2015. Masqueraded as BR 6988 'Swithland Hall' in 2023. Taken out of service again in Dec 2023. Undergoing overhaul. |
| 70013 | 7MT (Britannia) | 4-6-2 | 4'-8½" | BR | Great Central Railway, Loughborough, ENG | out of service | BR Crewe Works, 05/1951 | Named Oliver Cromwell. Owned by the National Railway Museum York. One of only two surviving BR Britannia class locomotives, the other one being BR 70000 'Britannia'. Taken out of service in late Nov 2018. Undergoing overhaul. |
| 2 | 0-4-0ST | 4'-8½" | Cawdor Quarry | Lincolnshire Wolds Railway, Ludborough, ENG | operational | Peckett & Sons #1749, 1928 | Named Fulstow. | |
| 3806 | 0-6-0ST | 4'-8½" | National Coal Board | Dean Forest Railway, Lydney, ENG | operational | Hunslet Engine Co. #3806, 1953 | Named Wilbert. | |
| 5541 | 4575 | 2-6-2T | 4'-8½" | BR (GWR) | Dean Forest Railway, Lydney, ENG | operational | GWR Swindon Works, 1928 | |
| 4-4-0T | 600mm | Tongaat Sugar, Natal bagnall | Woody Bay Station, Lynton, ENG | operational | W. G. Bagnall #2819, 1946 | Previously named Charles Wytock. Now named Sir George Newnes. In service at the Lynton & Barnstaple Railway. | ||
| 4wG | 36" | Blists Hill Victorian Town, Madeley, ENG | operational | GKN Steel Co., 1990 | Replica of Richard Trevithick's Coalbrookdale locomotive, the world's first steam locomotive ever built (1802). No records of it successfully running exist. | |||
| 0-4-0 | 15" | Rhiw Valley Light Railway | Rhiw Valley Light Railway, Manafon, WAL | operational | TMA Engineering #25657, 2003 | Named Jack. | ||
| 0-6-2T | 15" | Rhiw Valley Light Railway | Rhiw Valley Light Railway, Manafon, WAL | operational | Severn Lamb #20, 1973 | Named Powys. | ||
| 1 | 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Manchester Museum of Science & Industry, Manchester, ENG | operational | Robert Stephenson & Hawthorns #7416, 1948 | Named Agecroft. | |
| 2-2-0 | 4'-8½" | Liverpool & Manchester Railway | Manchester Museum of Science & Industry, Manchester, ENG | operational | Manchester Museum of Science and Industry #2, 1991 | Replica. Named Planet. | ||
| 2 | 0-4-0ST | 4'-8½" | Nobel's Explosives | Tanfield Railway, Marley Hill, ENG | operational | R. & W. Hawthorn Leslie & Co. #2859, 1911 | ||
| 0-4-0ST | 4'-8½" | Redheugh Gas Works | Tanfield Railway, Marley Hill, ENG | operational | Robert Stephenson & Hawthorns #7409, 1948 | Named Sir Cecil A. Cochrane. | ||
| 3 | 0-6-0T | 4'-8½" | Beamish Colliery | Tanfield Railway, Marley Hill, ENG | operational | Robert Stephenson & Co. (Darlington Works) #2730, 1891 | Named Twizell. | |
| 0-4-2T | 600mm | Rustenberg Platinum Mines | Lynton & Barnstaple Railway, Martinhoe Cross, ENG | operational | W. G. Bagnall #3023, 1953 | Named Isaac. | ||
| 0-6-0T | 600mm | French Army | Lynton & Barnstaple Railway, Martinhoe Cross, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #2451, 1915 | Named Axe. | ||
| 762 | E | 2-4-2T | 600mm | Southern (Lynton & Barnstaple) | Lynton & Barnstaple Railway, Martinhoe Cross, ENG | operational | Alan Keef Ltd, 2017 | Named Lyn. |
| 75019 | 0-6-0ST | 4'-8½" | War Dept. | Peak Rail, Matlock, ENG | operational | Hunslet Engine Co. #3883, 1944 | Named Lord Phil. | |
| 99.3553 | 0-6-2WT+T | 23.75" | Mecklenburg-Pommersche Schmalspurbahn | Brecon Mountain Railway, Merthyr Tydfil, WAL | operational | Arnold Jung Lokomotivfabrik #1261, 1908 | Named Graf Schwerin-Lowitz. | |
| 2 | 4-6-2 | 23.75" | Eastern Province Cement Works | Brecon Mountain Railway, Merthyr Tydfil, WAL | operational | Baldwin #61269, 1930 | ||
| 0-6-0ST | 4'-8½" | Stewarts & Lloyds | Royal Deeside Railway, Milton of Crathes, SCT | operational | Andrew Barclay Sons & Co. #2139, 1942 | Named Salmon. | ||
| 9466 | 9400 | 0-6-0T | 4'-8½" | BR (GWR) | West Somerset Railway, Minehead, ENG | operational | Robert Stephenson & Hawthorns, 1951 | Owned by the Kinlet Hall & Thornbury Castle Ltd. Restored to operation in 1985. Taken out of service in 1993. Painted in the GWR Brunswick green livery from 2004 to 2011. Taken out of service again in 2023. Returned to operation in Mar 2024. |
| 9351 (5193) | 9300 | 2-6-0 | 4'-8½" | BR (GWR) | West Somerset Railway, Minehead, ENG | operational | GWR Swindon Works, 10/1934 | Originally built as GWR 5101 class No. 5193. Previously converted to a GWR 4300 class 2-6-0 type. Converted again to a GWR 9300 class in 2004 and renumbered to 9351. Taken out of service in late 2014. Returned to operation in Jan 2019. |
| 80064 | 4MT | 2-6-4T | 4'-8½" | BR | West Somerset Railway, Minehead, ENG | out of service | BR Brighton Works, 06/1953 | From the Bluebell Railway, Uckfield, ENG. Restored to operation in 1981. Previously operated in 1989. Awaiting overhaul. |
| 3850 | 2884 | 2-8-0 | 4'-8½" | BR (GWR) | West Somerset Railway, Minehead, ENG | out of service | GWR Swindon Works, 06/1942 | Owned by the Dinmore Manor Locomotive Ltd. Restored to operation in 2006. Taken out of service in September 2015. Undergoing overhaul. |
| 53808 (88) | 7F | 2-8-0 | 4'-8½" | BR (SDJR) | West Somerset Railway, Minehead, ENG | out of service | Robert Stephenson & Co. (Darlington Works), 1925 | Owned by the Somerset & Dorset Railway Trust. Restored to operation in Aug 1987. Taken out of service in Oct 2014. Returned to operation in Feb 2016. Leased to the Mid Hants Railway from 2020 to 2023. Taken out of service in Oct 2023. Awaiting overhaul. |
| 6960 | 6959 | 4-6-0 | 4'-8½" | GWR (BR) | West Somerset Railway, Minehead, ENG | out of service | GWR Swindon Works, 03/1944 | Named Raveningham Hall. Owned by the Locomotive Services Ltd. Restored to operation in 1975. Taken out of service in Apr 2003. Returned to operation in Nov 2011. Taken out of service again in Jul 2021. Awaiting overhaul. |
| 7828 | 7800 | 4-6-0 | 4'-8½" | BR | West Somerset Railway, Minehead, ENG | operational | BR Swindon Works, 12/1950 | Named Odney Manor. Previously named Norton Manor. Restored to operation in December 1987. Taken out of service in 2016. Returned to operation in December 2018. |
| 6024 | 6000 | 4-6-0 | 4'-8½" | BR (GWR) | West Somerset Railway, Minehead, ENG | operational | GWR Swindon Works, 06/1930 | Named King Edward I. Owned by the Royal Scot Locomotive & General Trust. Restored to operation in February 1989. Taken out of service in April 2012. Returned to operation in August 2022. |
| 7822 | 7800 | 4-6-0 | 4'-8½" | BR | West Somerset Railway, Minehead, ENG | operational | BR Swindon Works, 12/1950 | Named Foxcote Manor. Owned by the Foxcote Manor Society. Restored to operation in 1988. Taken out of service in Dec 2014. Returned to operation in Apr 2016. On loan to the WSR until at least Mar 2026. |
| 5 | 5C (IN1) | 0-6-2T | 36" | West Clare Railway | West Clare Railway, Moyasta, IRL | operational | Dübs & Co. (Scotland) #2890, 1892 | Named Slieve Callan. |
| 4 | 0-4-0 | 15" | Romney, Hythe & Dymchurch Railway | Romney, Hythe & Dymchurch Railway, New Romney, ENG | operational | Locomotivfabrik Krauss & Co. #8378, 1926 | Named The Bug. | |
| 1 | 4-6-2 | 15" | Romney, Hythe & Dymchurch Railway | Romney, Hythe & Dymchurch Railway, New Romney, ENG | operational | Davey, Paxman & Co., 1925 | Named Green Goddess. | |
| 3 | 4-6-2 | 15" | Romney, Hythe & Dymchurch Railway | Romney, Hythe & Dymchurch Railway, New Romney, ENG | operational | Davey, Paxman & Co. #16040, 1926 | Named Southern Maid. | |
| 7 | 4-6-2 | 15" | Romney, Hythe & Dymchurch Railway | Romney, Hythe & Dymchurch Railway, New Romney, ENG | operational | Davey, Paxman & Co. #16043, 1927 | Named Typhoon. | |
| 8 | 4-6-2 | 15" | Romney, Hythe & Dymchurch Railway | Romney, Hythe & Dymchurch Railway, New Romney, ENG | operational | Davey, Paxman & Co. #16044, 1927 | Named Hurricane. | |
| 9 | 4-6-2 | 15" | Romney, Hythe & Dymchurch Railway | Romney, Hythe & Dymchurch Railway, New Romney, ENG | operational | Yorkshire Engine Co. #2294, 1931 | Named Winston Churchill. | |
| 10 | 4-6-2 | 15" | Romney, Hythe & Dymchurch Railway | Romney, Hythe & Dymchurch Railway, New Romney, ENG | operational | Yorkshire Engine Co. #2295, 1931 | Named Dr. Syn. | |
| A No. 5 | 0-6-0PT | 4'-8½" | Consett Steel & Iron Co. | Stephenson Railway Museum, North Shields, ENG | operational | Kitson & Co. #2509, 1883 | ||
| 1 | 0-4-2T | 15" | Difflin Lake Railway | Oakfield Park, Oakfield Demesne, IRL | operational | Exmoor Steam Railway Bratton Fleming Works #317, 2003 | Named Duches of Difflin. | |
| 2-4-0T | 24" | Groudle Glen Railway | Groudle Glen Railway, Onchan, IOM | operational | W. G. Bagnall, 1896 | Named Sea Lion. | ||
| 4141 | 5101 | 2-6-2T | 4'-8½" | BR (GWR) | Epping Ongar Railway, Ongar, ENG | out of service | GWR Swindon Works, 1946 | Restored to operation in 1998. Taken out of service for boiler repairs in 2009. Returned to operation in December 2012. Taken out of service again for overhaul in late 2016. Undergoing overhaul. |
| 6 | 0-4-0ST | 4'-8½" | Irlam Soap Works | Cambrian Heritage Railways, Oswestry, ENG | operational | Peckett & Sons #2131, 1951 | Named Oliver Veltom. | |
| 5239 | 5205 | 2-8-0T | 4'-8½" | GWR (BR) | Dartmouth Steam Railway & River Boat Co., Paignton, ENG | operational | GWR Swindon Works, 1924 | Named Goliath. Restored to operation in June 1976. Taken out of service in late 2015. Returned to operation in April 2020. |
| 4277 | 4200 | 2-8-0T | 4'-8½" | BR (GWR) | Dartmouth Steam Railway & River Boat Co., Paignton, ENG | operational | GWR Swindon Works #2857, 1920 | Named Hercules. |
| 7827 | 7800 | 4-6-0 | 4'-8½" | BR | Dartmouth Steam Railway & River Boat Co., Paignton, ENG | out of service | BR Swindon Works, 12/1950 | Named Lydham Manor. Restored to operation in March 1973. Taken out of service in October 2020. Undergoing overhaul. |
| 73050 | 5MT (Standard) | 4-6-0 | 4'-8½" | BR | Nene Valley Railway, Peterborough, ENG | out of service | BR Derby Works, 04/1954 | Named City of Peterborough. Owned by the Peterborough City Council. Restored to operation in 1972. Taken out of service in Sep 2014. Undergoing overhaul. Tender is temporarily used for BR 9F class 92134 at the North Yorkshire Moors Railway, Pickering, ENG. |
| 34081 | 7P 5FA (Battle of Britain) | 4-6-2 | 4'-8½" | BR | Nene Valley Railway, Peterborough, ENG | operational | BR Brighton Works, 09/1948 | Named 92 Squadron. Owned by the Battle of Britain Locomotive Society. Restored to operation in March 1998. Taken out of service in 2003 due to leaking firebox stay bolts. Returned to operation in December 2016. |
| 1 | 0-4-2ST | 30" | Antigua Sugar | FMB Engineering, Petersfield, ENG | stored | Kerr, Stuart & Co. (Stoke on Trent) #3025, 1917 | Named Edith. From the Antigua Sugar Factory. Sent to the UK in 2013. | |
| 63395 (2238) | Q6 (T2) | 0-8-0 | 4'-8½" | BR (North Eastern) | North Yorkshire Moors Railway, Pickering, ENG | out of service | North Eastern Railway Darlington Works, 1918 | Restored to operation in 1969. Taken out of service for replacement of the large flue tubes in Nov 1971. Returned to operation in Aug 1975. Painted in the NER black livery in 2019. Taken out of service again for overhaul in early 2024. Awaiting overhaul. |
| 3672 | 2-10-0 | 4'-8½" | War Dept. | North Yorkshire Moors Railway, Pickering, ENG | overhaul | North British Locomotive Co., 1944 | Named Dame Vera Lynn. Raising funds to support overhaul. | |
| 92134 | 9F | 2-10-0 | 4'-8½" | BR | North Yorkshire Moors Railway, Pickering, ENG | operational | BR Crewe Works, 05/1957 | Restored to operation in Sep 2019. Temporarily uses the tender of BR Standard 5MT class 73050 'City of Peterborough'. Original tender is sold and modified for use behind BR 8P class 71000 'Duke of Gloucester'. |
| 76079 | 4MT | 2-6-0 | 4'-8½" | BR | North Yorkshire Moors Railway, Pickering, ENG | operational | BR Horwich Works, 1957 | |
| 80136 | 4MT | 2-6-4T | 4'-8½" | BR | North Yorkshire Moors Railway, Pickering, ENG | operational | BR Brighton Works, 05/1956 | Restored to operation by the Churnet Valley Railway, Cheddleton, ENG sometime around 1990. Taken out of service in 2008. Returned to operation in August 2016. |
| 2253 | S160 | 2-8-0 | 4'-8½" | USATC | North Yorkshire Moors Railway, Pickering, ENG | operational | Baldwin #69496, 1944 | Named Omaha. The name 'Omaha' was chosen in honor of the 75th anniversary of D-Day. Owned by Peter Best. Restored to operation in 2019. Leased to the Churnet Valley Railway from Jan 2020 to Sep 2024. Conversion to burn oil announced on Jul 30, 2024. |
| 926 (30926) | V | 4-4-0 | 4'-8½" | Southern (BR) | North Yorkshire Moors Railway, Pickering, ENG | operational | SR Eastleigh Works, 05/1934 | Named Repton. Restored to operation in 1967. Taken out of service in Jul 2010. Taken out of service again in Nov 2023. Returned to operation on Sep 14, 2024. |
| 75029 | 4MT | 4-6-0 | 4'-8½" | BR | North Yorkshire Moors Railway, Pickering, ENG | operational | BR Swindon Works, 1954 | Named The Green Night. |
| 44806 (4806) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | North Yorkshire Moors Railway, Pickering, ENG | out of service | LMS Derby Works, 07/1944 | Named Kenneth Aldcroft. Previously named Magpie. Restored to operation in September 1995. Taken out of service in May 2017. Undergoing overhaul. |
| 5428 (45428) | 5MT (5) | 4-6-0 | 4'-8½" | LMS (BR) | North Yorkshire Moors Railway, Pickering, ENG | operational | Armstrong Whitworth Co., 1937 | Named Eric Treacy. Restored to operation in the early 1980s. Taken out of service in 2016. Returned to operation in July 2018. Painted into LMS wartime black livery in August 2021. Currently certified for mainline operations. |
| 1264 (61264) | B1 | 4-6-0 | 4'-8½" | LNER (BR) | North Yorkshire Moors Railway, Pickering, ENG | operational | North British Locomotive Co., 1947 | One of only two surviving BR (LNER) class B1 locomotives, the other one being BR 61306 'Mayflower'. Restored to operation by the Great Central Railway in Mar 1997. Taken out of service in late 2014. Returned to operation in Jun 2016. |
| 60007 (4498) | A4 | 4-6-2 | 4'-8½" | BR (LNER) | North Yorkshire Moors Railway, Pickering, ENG | operational | LNER Doncaster Works #1864, 10/1937 | Named Sir Nigel Gresley. Taken out of service in Sep 2015. Painted in LNER wartime black livery in Aug 2021 during its overhaul. Returned to operation in Mar 2022. Repainted back into BR express passenger blue livery in Jan 2023. |
| 68070 (3840) | 0-6-0ST | 4'-8½" | BR (National Coal Board) | Garw Valley Railway, Pontycymer, WAL | operational | Hunslet Engine Co. #3840, 1956 | Named Pamela. | |
| K1 | K | 0-4-0+0-4-0 | 23½" | Tasmanian Government Railways | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Beyer, Peacock & Co., 1909 | Operates on the Welsh Highland Railway. |
| 10 | 0-4-0+0-4-0T | 23½" | Ffestiniog Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Ffestiniog Railway Boston Lodge Works, 1879 | Named Merddin Emrys. Operates on the Ffestiniog Railway. | |
| 11 | 0-4-0+0-4-0T | 23½" | Ffestiniog Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Ffestiniog Railway Boston Lodge Works, 1979 | Named Earl of Merioneth. Operates on the Ffestiniog Railway. | |
| 12 | 0-4-0+0-4-0T | 23½" | Ffestiniog Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Ffestiniog Railway Boston Lodge Works, 1992 | Named David Lloyd George. Operates on the Ffestiniog Railway. | |
| 0-4-0ST | 23½" | Pen-yr-Orsedd Quarry | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Hunslet Engine Co. #707, 1899 | Named Britomart. Operates on the Ffestiniog Railway. | ||
| 0-4-0ST | 23½" | Penrhyn Quarry Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Hunslet Engine Co. #855, 1905 | Owned by the National Trust. Named Hugh Napier. Operates on the Ffestiniog Railway. | ||
| 2 | 0-4-0ST+T | 23½" | Ffestiniog Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | George England & Co., 1863 | Oldest operational narrow gauge steam locomotive in the UK. Named Prince. Operates on the Ffestiniog Railway. | |
| 9 | 0-4-4T | 23½" | Ffestiniog Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Ffestiniog Railway Boston Lodge Works, 1999 | Replica. Named Taliesin. Operates on the Ffestiniog Railway. | |
| 2-4-0ST+T | 23½" | Penrhyn Quarry Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Hunslet Engine Co. #589, 1893 | Named Blanche. Operates on the Ffestiniog Railway. | ||
| 2-4-0ST+T | 23½" | Penrhyn Quarry Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Hunslet Engine Co. #590, 1893 | Named Linda. Operates on the Ffestiniog Railway. | ||
| 87 | NGG16 | 2-6-2+2-6-2 | 23½" | South African Railways | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | John Cockerill #3267, 1937 | Operates on the Welsh Highland Railway. |
| 138 | NGG16 | 2-6-2+2-6-2 | 23½" | South African Railways | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Beyer, Peacock & Co., 1958 | Operates on the Welsh Highland Railway. |
| 143 | NGG16 | 2-6-2+2-6-2 | 23½" | South African Railways | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Beyer, Peacock & Co., 1958 | Operates on the Welsh Highland Railway. |
| 14 | 2-6-2T | 23½" | Lynton & Barnstaple Railway | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Ffestiniog Railway Boston Lodge Works, 2010 | Replica. Named Lyd. Operates on the Ffestiniog Railway. | |
| 0-6-0T | 23½" | Stewarts & Lloyds | Welsh Highland Heritage Railway, Porthmadog, WAL | operational | Andrew Barclay Sons & Co. #1578, 1918 | Not affiliated with the Welsh Highland Railway. Named Gertrude. | ||
| 2-6-2T | 23½" | North Wales Narrow Gauge Railways | Welsh Highland Heritage Railway, Porthmadog, WAL | operational | Hunslet Engine Co. #901, 1906 | Not affiliated with the Welsh Highland Railway. Named Russell. | ||
| 6 | 0-4-0ST | 4'-8½" | National Coal Board | Ribble Steam Railway, Preston, ENG | operational | Andrew Barclay Sons & Co. #2261, 1949 | Named Fife Flyer. | |
| 4 | 0-6-0ST | 4'-8½" | Birchenwood Gas Works | Ribble Steam Railway, Preston, ENG | operational | W. G. Bagnall #2680, 1944 | Named Courageous. Previously named Birchenwood. | |
| 21 | 0-6-0ST | 4'-8½" | British Steel Corp. | Ribble Steam Railway, Preston, ENG | operational | Hawthorn Leslie & Co. #3931, 1938 | Named Linda. | |
| 0-4-0ST | 4'-8½" | Associated Portland Cement Manufacturers | Buckinghamshire Railway Centre, Quainton, ENG | operational | Andrew Barclay Sons & Co. #699, 1891 | Named Swanscombe. | ||
| V75 | 0-4-0ST | 4'-8½" | Frazer & Chalmers | Buckinghamshire Railway Centre, Quainton, ENG | operational | W. G. Bagnall #2469, 1932 | Named Scott. | |
| 1 | 0-4-0ST | 4'-8½" | Millom & Askam Hematite Iron Co. | Buckinghamshire Railway Centre, Quainton, ENG | operational | Hudswell, Clarke & Co. #1742, 1946 | Named Millom. | |
| 2087 (55) | 0Y1 | 0-4-0ST | 4'-8½" | Courtaulds | Buckinghamshire Railway Centre, Quainton, ENG | operational | Peckett & Sons #2087, 1948 | Named Gibraltar. Previously named Dafydd, then Miranda. |
| 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Buckinghamshire Railway Centre, Quainton, ENG | operational | Peckett & Sons #2105, 1951 | Named Rokeby. | ||
| 1 (L44) | E | 0-4-4T | 4'-8½" | Metropolitan Railway | Buckinghamshire Railway Centre, Quainton, ENG | operational | Metropolitan Railway Neasden Works, 1898 | |
| 66 | 0-6-0ST | 4'-8½" | National Coal Board | Buckinghamshire Railway Centre, Quainton, ENG | operational | Hunslet Engine Co. #3890, 1964 | Last commercial standard gauge steam locomotive built in the UK. | |
| 1 | 0-6-0T | 4'-8½" | Coltness Iron Co. | Buckinghamshire Railway Centre, Quainton, ENG | operational | North British Locomotive Co. #24564, 1939 | Named Coventry. | |
| 30585 (314) | 0298 | 2-4-0WT | 4'-8½" | BR | Buckinghamshire Railway Centre, Quainton, ENG | operational | Beyer, Peacock & Co. #1414, 1874 | |
| 3 | 0-8-2 | 15" | Ravenglass & Eskdale Railway | Ravenglass & Eskdale Railway, Ravenglass, ENG | operational | Sir Arthur Heywood, 1894 | Named River Irt. | |
| 10 | 2-6-2 | 15" | Ravenglass & Eskdale Railway | Ravenglass & Eskdale Railway, Ravenglass, ENG | operational | Ravenglass & Eskdale Railway Ravenglass Works, 1976 | Named Northern Rock. | |
| 7 | 2-8-2 | 15" | Ravenglass & Eskdale Railway | Ravenglass & Eskdale Railway, Ravenglass, ENG | operational | Davey, Paxman & Co. #21104, 1923 | Named River Esk. | |
| 9 | 2-8-2 | 15" | Ravenglass & Eskdale Railway | Ravenglass & Eskdale Railway, Ravenglass, ENG | operational | Clarkson & Sons #4669, 1966 | Named River Mite. | |
| 0-4-0ST | 4'-8½" | Royal Navy | Whitwell & Reepham Railway, Reepham, ENG | operational | Andrew Barclay Sons & Co. #2199, 1945 | Named Victory. | ||
| 44 | 4-4-0 | 15" | Lancaster & Chester Railway | Rhyl Miniature Railway, Rhyl, WAL | operational | Cagney, 1910 | ||
| 101 | 4-4-2 | 15" | Rhyl Miniature Railway | Rhyl Miniature Railway, Rhyl, WAL | operational | Albert Barnes & Co., 1920 | Named Joan. | |
| 102 | 4-4-2 | 15" | Woodland Park Miniature Railway | Rhyl Miniature Railway, Rhyl, WAL | operational | Albert Barnes & Co., 1922 | Named Railway Queen. Previously named Michael. | |
| 105 | 4-4-2 | 15" | Rhyl Miniature Railway | Rhyl Miniature Railway, Rhyl, WAL | operational | Albert Barnes & Co., 1930 | Named Michael. | |
| 62 | 0-6-0ST | 4'-8½" | Stewarts & Lloyds | Spa Valley Railway, Royal Tunbridge Wells, ENG | operational | Robert Stephenson & Hawthorns #7673, 1950 | Named Ugly. | |
| 34072 | 7P 5FA (Battle of Britain) | 4-6-2 | 4'-8½" | BR | Spa Valley Railway, Royal Tunbridge Wells, ENG | operational | BR Brighton Works, 1948 | Named 257 Squadron. Owned by the Southern Locomotives Limited. Restored to operation in 1990. Taken out of service in 2003 due to firebox problems. Taken out of service again in Apr 2021. Returned to operation in Nov 2021. |
| 63 | 0-6-0ST | 4'-8½" | Stewarts & Lloyds | Great Central Railway - Nottingham, Ruddington, ENG | operational | Robert Stephenson & Hawthorns #7761, 1954 | Named Corby. | |
| 2-4-0ST+T | 12" | Ruislip Lido Railway | Ruislip Lido Railway, Ruislip, ENG | operational | Ruislip Lido Railway Ruislip Works, 1998 | Named Mad Bess. | ||
| 4 | 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Rushden Transport Museum & Railway, Rushden, ENG | operational | Andrew Barclay Sons & Co. #2168, 1940 | Named Edmundsons. | |
| 2-2wWT | 4'-8½" | Holborough Cement Co. | Rushden Transport Museum & Railway, Rushden, ENG | operational | Aveling & Porter #9449, 1926 | Named The Blue Circle. Technically very similar to a traction engine/steam tractor. | ||
| 1 | 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Appleby Frodingham Railway Preservation Society, Scunthorpe, ENG | operational | Peckett & Sons #1438, 1916 | ||
| 72010 | 6P5F (Clan) | 4-6-2 | 4'-8½" | BR | CTL Seal, Sheffield, ENG | under construction | The Clan Project (CTL Seal) | Named Hengist. Will be the 1,000th BR Standard type steam locomotive when construction is complete. Under construction as of 2024. |
| 985 (68088) | Y7 (H) | 0-4-0T | 4'-8½" | LNER | Poppy Line (North Norfolk Railway), Sheringham, ENG | operational | LNER Darlington Works #1205, 1923 | |
| 7564 (65462) | J15 (Y14) | 0-6-0 | 4'-8½" | LNER | Poppy Line (North Norfolk Railway), Sheringham, ENG | operational | Great Eastern Railway Stratford Works, 1912 | |
| 1744 (69523) | N2/1 | 0-6-2T | 4'-8½" | Great Northern (BR) | Poppy Line (North Norfolk Railway), Sheringham, ENG | out of service | North British Locomotive Co. Ltd, 02/1921 | Only surviving steam tank locomotive purely designed by Sir Nigel Gresley. Restored to operation in April 1994. Taken out of service in November 2018 due to a leaky foundation ring. Undergoing overhaul. |
| 92203 | 9F | 2-10-0 | 4'-8½" | BR | Poppy Line (North Norfolk Railway), Sheringham, ENG | operational | BR Swindon Works, 04/1959 | Named Black Prince. |
| 76084 | 4MT | 2-6-0 | 4'-8½" | BR | Poppy Line (North Norfolk Railway), Sheringham, ENG | operational | BR Horwich Works, 1957 | |
| 8572 (61572) | B12 | 4-6-0 | 4'-8½" | LNER (BR) | Poppy Line (North Norfolk Railway), Sheringham, ENG | out of service | Beyer, Peacock & Co. #6488, 1928 | Restored to operation in late 1994. Taken out of service in 2007. Returned to operation in 2012 and painted in LNER apple green livery. Taken out of service again in late October 2021. Undergoing overhaul. |
| 20 | A5 | 0-4-0 | 4'-8½" | Furness Railway | Locomotion: the National Railway Museum at Shildon, Shildon, ENG | operational | Sharp, Stewart & Co. #1448, 1863 | Oldest operational standard gauge steam locomotive in the UK. |
| 5000 (45000) | 5MT (5) | 4-6-0 | 4'-8½" | LMS (BR) | Locomotion: the National Railway Museum at Shildon, Shildon, ENG | display | LMS Crewe Works, 03/1935 | Owned by the National Railway Museum York. Restored to operation in 1979. Retired from excursion service in 1989 due to a failed steam test. |
| 1 | 4wG | 56 | Stockton & Darlington Railway | Locomotion: the National Railway Museum at Shildon, Shildon, ENG | display | Robert Stephenson & Co. (Darlington Works), 1825 | Named Locomotion. From the Darlington Railway Centre & Museum, Darlington, ENG. Became the first steam locomotive in the world to carry passengers on a public railroad line. | |
| 30075 (669) | 62 | 0-6-0T | 4'-8½" | North Dorset Railway, Shillingstone, ENG | restoration | Djuro Djakovic Works, Slavonski Brod, Croatia #669, 1960 | Dismantled then boiler replaced in Oct 2024. Completion expected in 2024. | |
| 30076 (521) | 62 | 0-6-0T | 4'-8½" | North Dorset Railway, Shillingstone, ENG | restoration | Djuro Djakovic Works, Slavonski Brod, Croatia #521, 1954 | ||
| 0-4-2ST | 30" | Bowaters Paper Railway | Sittingbourne & Kemsley Light Railway, Sittingbourne, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #926, 1905 | Named Leader. | ||
| 0-6-2T | 30" | Bowaters Paper Railway | Sittingbourne & Kemsley Light Railway, Sittingbourne, ENG | operational | W. G. Bagnall #2624, 1922 | Named Superb. | ||
| 9682 | 5700 | 0-6-0PT | 4'-8½" | BR | GWR Preservation Group, Southall, ENG | private operational | BR Swindon Works, 05/1949 | |
| 70000 | 7MT (Britannia) | 4-6-2 | 4'-8½" | BR | Icons of Steam, Southall, ENG | operational | BR Crewe Works, 01/1951 | Named Britannia. First steam locomotive designed by BR to be built. Owned by the Royal Scot Locomotive & General Trust. Taken out of service in Sep 2020. Taken out of service again in late Aug 2023. Returned to operation on Mar 6, 2024. |
| 61306 (1306) | B1 | 4-6-0 | 4'-8½" | BR (LNER) | West Coast Railways Southall, Southall, ENG | private operational | North British Locomotive Co. #26207, 1948 | Named Mayflower. One of only two surviving BR (LNER) class B1 locomotives, the other one being BR 61264. Never carried LNER livery prior to preservation. Currently certified for mainline operations. |
| 44932 (4932) | 5MT (5) | 4-6-0 | 4'-8½" | BR (LMS) | West Coast Railways Southall, Southall, ENG | private operational | Horwich Works #154, 09/1945 | Restored to operation in 1972. Taken out of service in 2020. Returned to operation in August 2022. Currently certified for mainline operations. |
| 34067 (C167) | 7P 5FA (Battle of Britain) | 4-6-2 | 4'-8½" | BR (Southern) | West Coast Railways Southall, Southall, ENG | private operational | SR Brighton Works, 09/1947 | Named Tangmere. Restored to operation in early 2003. Taken out of service in 2016 due to firebox problems. Returned to operation in October 2021. Currently certified for mainline operations. |
| 2 | 0-6-0 | 15" | Lappa Valley Steam Railway | Lappa Valley Steam Railway, St. Newlyn East, ENG | operational | Berwyn Engineering #4, 1967 | Named Muffin. From the Longleat Safari & Adventure Park, Warminster, ENG. | |
| 1 | 0-6-4T | 15" | Lappa Valley Steam Railway | Lappa Valley Steam Railway, St. Newlyn East, ENG | operational | Severn Lamb #7434, 1974 | Named Zebedee. Rebuilt from an 0-6-2T type in 1990. | |
| 60103 (4472) | A3 (A1) | 4-6-2 | 4'-8½" | BR (LNER) | Northern Steam Operations Ltd, Stockton-On-Tees, ENG | operational | LNER Doncaster Works #1564, 02/1923 | Named Flying Scotsman. Owned by the National Railway Museum York. Became the first steam locomotive in the world confirmed to have reached 100 mph (1934). Operated in the US and Canada from 1969 to 1971. Returned to operation in Jan 2016. |
| 2 (LM 44) | 0-4-0WT | 36" | Bord na Mona | Stradbally Woodland Railway, Stradbally, IRL | operational | Andrew Barclay Sons & Co. #2264, 1949 | Run by the Irish Steam Preservation Society. | |
| 0-4-0T | 24" | Richmond Light Railway, Sutton Valence, ENG | private operational | Orenstein & Koppel #3136, 1908 | Named Susan. | |||
| 0-4-0WT | 24" | Richmond Light Railway, Sutton Valence, ENG | private operational | Arnold Jung Lokomotivfabrik #3175, 1921 | Named Jenny. | |||
| 30053 | M7 | 0-4-4T | 4'-8½" | BR | Swanage Railway, Swanage, ENG | operational | London & South Western Railway Nine Elms Works, 12/1905 | |
| 31806 (1806) | U | 2-6-0 | 4'-8½" | BR (Southern) | Swanage Railway, Swanage, ENG | operational | SR Brighton Works, 1926 | Originally built as a K class 2-6-4T type. Restored to operation in Apr 1981. Leased to the Swanage Railway until at least 2039. Taken out of service in May 2019. Returned to operation in Apr 2021. Currently certified for mainline operations. |
| 80104 | 4MT | 2-6-4T | 4'-8½" | BR | Swanage Railway, Swanage, ENG | out of service | BR Brighton Works, 03/1955 | Owned by the Southern Locomotive Ltd. Restored to operation in 1997. Taken out of service in 2005. Returned to operation in 2006. Collided head-on with BR 'Manston' in Jul 2017. Taken out of service again in May 2021. Undergoing overhaul. |
| 563 (E563) | T3 | 4-4-0 | 4'-8½" | LSWR (Southern) | Swanage Railway, Swanage, ENG | operational | LSWR Nine Elms Works, 1893 | Previously placed on display at the National Railway Museum York from 1975 to 2017. Restored to operation in July 2023. Debuted in excursion service in October 2023. |
| 34070 (C170) | 7P 5FA (Battle of Britain) | 4-6-2 | 4'-8½" | BR (Southern) | Swanage Railway, Swanage, ENG | operational | SR Brighton Works, 11/1947 | Named Manston. Owned by the Southern Locomotives Ltd. Restored to operation in 2008. Collided head-on with BR Standard 4MT class 80104 during shunting operations in Jul 2017. Taken out of service in late Jul 2017. Returned to operation in Nov 2022. |
| 34016 (C116) | 7P 5FA (West Country) | 4-6-2 | 4'-8½" | BR (Southern) | Swanage Railway, Swanage, ENG | out of service | SR Brighton Works, 1945 | Named Bodmin. From the Mid Hants Railway, Alresford, ENG. Restored to operation in 1979. Taken out of service in 1999. Returned to operation in 2000. Taken out of service again in Sep 2007. Undergoing overhaul. |
| 34028 (C128) | 7P 5FA (West Country) | 4-6-2 | 4'-8½" | BR (Southern) | Swanage Railway, Swanage, ENG | operational | SR Brighton Works, 04/1946 | Named Eddystone. Owned by Southern Locomotives Ltd. Restored to operation in September 2003. Taken out of service in December 2021 due to flat wheels. Returned to operation in February 2022. |
| 4wG | 52" | Swansea Industrial & Maritime Museum | National Waterfront Museum, Swansea, WAL | operational | Swansea Industrial & Maritime Museum, 1981 | "Replica of Richard Trevithick's Pen-y-Darren, the world's first steam locomotive confirmed to have successfully run on rails (1804). Named Penydarren. ". | ||
| 9400 | 9400 | 0-6-0T | 4'-8½" | GWR (BR) | Museum of the Great Western Railway, Swindon, ENG | display | GWR Swindon Works, 1947 | Owned by the National Railway Museum York. |
| 6695 | 5600 | 0-6-2T | 4'-8½" | GWR (BR) | Museum of the Great Western Railway, Swindon, ENG | operational | Armstrong Whitworth Co. #983, 10/1928 | Owned by the 6695 Locomotive Group. Restored to operation in 2006. Taken out of service in 2015. Returned to operation in September 2022. |
| 2818 | 2800 | 2-8-0 | 4'-8½" | GWR (BR) | Museum of the Great Western Railway, Swindon, ENG | display | GWR Swindon Works, 12/1905 | Cosmetically restored at the BR Eastleigh Works in 1966. Ownership transferred to the museum from the National Railway Museum York in 2017. |
| 3717 (3440) | 3700 | 4-4-0 | 4'-8½" | GWR | Museum of the Great Western Railway, Swindon, ENG | display | GWR Swindon Works #2000, 04/1903 | Named City of Truro. Owned by the National Railway Museum York. Became the first steam locomotive in the UK claimed to have reached 100 mph (102 mph, 1904). Retired from excursion service in 2006 due to firebox damage. |
| 4073 | 4073 | 4-6-0 | 4'-8½" | GWR (BR) | Museum of the Great Western Railway, Swindon, ENG | display | GWR Swindon Works, 08/1923 | Named Caerphilly Castle. Owned by the National Railway Museum York. |
| 6000 | 6000 | 4-6-0 | 4'-8½" | BR (GWR) | Museum of the Great Western Railway, Swindon, ENG | display | GWR Swindon Works, 06/1927 | Named King George V. Owned by the National Railway Museum York. Restored to operation in November 1968. Retired from excursion service in September 1987. |
| 1 | 0-4-0 | 24" | Ryam Sugar Co. | Statfold Barn Railway, Tamworth, ENG | private operational | Davenport Locomotive Works #1650, 1918 | ||
| 0-4-0ST | 24" | Penrhyn Quarry Railway | Statfold Barn Railway, Tamworth, ENG | private operational | Hunslet Engine Co. #921, 1906 | Named Sybil Mary. | ||
| 0-4-0ST | 24" | Statfold Barn Railway | Statfold Barn Railway, Tamworth, ENG | private operational | Hunslet Engine Co. #3903, 2005 | Named Statfold. | ||
| 0-4-0ST | 24" | Statfold Barn Railway | Statfold Barn Railway, Tamworth, ENG | private operational | Hunslet Engine Co. #3904, 2007 | Named Jack Lane. | ||
| 6 | 0-4-0T | 30" | Statfold Barn Railway, Tamworth, ENG | private operational | La Meuse #3243, 1926 | Sold to the St. Nicholas Abbey Heritage Railway, Barbados. | ||
| 0-4-0T | 24" | Penrhyn Quarry Railway | Statfold Barn Railway, Tamworth, ENG | private operational | Avonside Engine Co. #2067, 1933 | Named Marchlyn. | ||
| 0-4-0T | 24" | Dinorwic Quarries | Statfold Barn Railway, Tamworth, ENG | private display | Hunslet Engine Co. #492, 1889 | Named King of the Scarlets. From Langstaff, Ontario, CAN. | ||
| 0-4-0T | 24" | Dinorwic Quarries | Statfold Barn Railway, Tamworth, ENG | private display | Hunslet Engine Co. #1709, 1932 | Named Michael. From Langstaff, Ontario, CAN. | ||
| 0-4-0T | 24" | Avonmouth Smelting | Statfold Barn Railway, Tamworth, ENG | private operational | Kerr, Stuart & Co. (Stoke on Trent) #3128, 1918 | From Langstaff, Ontario, CAN. | ||
| 2 | 0-4-0VB | 24" | Statfold Barn Railway | Statfold Barn Railway, Tamworth, ENG | private operational | Wilbrighton Wagon Works #2, 2007 | Named Paddy. | |
| 0-4-0WT | 22¾" | Lord Penrhyn Slate Quarries (Durham County Waterboard) | Statfold Barn Railway, Tamworth, ENG | stored | Andrew Barclay Sons & Co. #1991, 1931 | Named Cegin. From Bangor, North Wales, then Chickamauga, GA, then Manati, Puerto Rico. | ||
| 2 | 0-4-2ST | 24" | British Aluminium Co. | Statfold Barn Railway, Tamworth, ENG | private operational | Hunslet Engine Co. #1842, 1936 | Named Howard. | |
| 4 | 0-4-2ST | 24" | Indonesian Forestry Service | Statfold Barn Railway, Tamworth, ENG | private operational | Hunslet Engine Co. #3902, 1971 | Named Trangkil. Last commercial steam locomotive built in the UK. | |
| 9 | 0-4-4-0 | 24" | Statfold Barn Railway | Statfold Barn Railway, Tamworth, ENG | private operational | Arnold Jung Lokomotivfabrik #4878, 1930 | Named SF.Djatibarang. | |
| 11 | 0-6-0 | 24" | Colonial Sugar Refining Co. | Statfold Barn Railway, Tamworth, ENG | private operational | Hudswell, Clarke & Co. #972, 1912 | Named Fiji. | |
| 2 | 0-6-0PT | 24" | Sociedad Hullera Espanola | Statfold Barn Railway, Tamworth, ENG | private operational | L. Corpet #439, 1884 | Named Minas de Aller. | |
| 291 | 0-6-0ST | 24" | Statfold Barn Railway | Statfold Barn Railway, Tamworth, ENG | private operational | Peckett & Sons #2050, 1944 | Named Harrogate. From Harrogate Gas Works. | |
| 1632 | 0-6-0ST | 24" | Rugby Portland | Statfold Barn Railway, Tamworth, ENG | operational | Peckett & Sons #1632, 1923 | Named Liass. From Langstaff, Ontario. | |
| GP 39 | 0-6-0WT | 24" | Surrey County Council Highways Dept. | Statfold Barn Railway, Tamworth, ENG | private operational | Hudswell, Clarke & Co. #1643, 1930 | ||
| 4-4-0T | 24" | Tongaat Sugar, Natal | Statfold Barn Railway, Tamworth, ENG | private operational | W. G. Bagnall #2820, 1945 | Named Isibutu. | ||
| 10-12-D | 4-6-0PT | 600mm | Northwestern (British Govt) | Statfold Barn Railway, Tamworth, ENG | stored | Baldwin #44657, 12/1916 | ||
| 1058 | 10-12-D | 4-6-0PT | 600mm | Northwestern (British Govt) | Statfold Barn Railway, Tamworth, ENG | stored | Baldwin #45190, 02/1917 | |
| 1 | 0-4-2 | 4'-8½" | Shropshire & Montgomeryshire | Kent & East Sussex Railway, Tenterden, ENG | display | Alfred Dodman & Co. (Highgate Foundry), 01/1893 | Named Gazelle. Originally built for William Burkitt as a 2-2-2WT type. Acquired by Thomas W. Ward in 1910. Previously operated in 1970. Owned by the National Railway Museum York. Smallest surviving standard gauge steam locomotive in the UK. | |
| 1638 | 1600 | 0-6-0PT | 4'-8½" | BR (GWR) | Kent & East Sussex Railway, Tenterden, ENG | out of service | BR Swindon Works, 1951 | Only surviving GWR 1600 class Pannier tank locomotive. Restored to operation in November 1967. Taken out of service in September 2014. Returned to operation in April 2016. Taken out of service again in February 2022. Undergoing overhaul. |
| 14 | 0 | 0-6-0ST | 4'-8½" | Parkgate Iron & Steel Co. | Kent & East Sussex Railway, Tenterden, ENG | operational | Manning Wardle #1955, 1917 | Named Charwelton. |
| 65 (22) | S100 | 0-6-0T | 4'-8½" | Southern | Kent & East Sussex Railway, Tenterden, ENG | operational | Vulcan Foundry #4441, 1943 | Named Maunsell. |
| 3 (32670) | A1X | 0-6-0T | 4'-8½" | Kent & East Sussex Railway (BR) | Kent & East Sussex Railway, Tenterden, ENG | operational | London, Brighton & South Coast Railway Brighton Work, 1872 | Named Bodiam. Previously named Poplar. |
| 32678 (8) | A1X | 0-6-0T | 4'-8½" | BR (Kent & East Sussex Railway) | Kent & East Sussex Railway, Tenterden, ENG | operational | London, Brighton & South Coast Railway Brighton Work, 1880 | Named Knowle. Previously named Bembridge. |
| 376 (19) | 21c | 2-6-0 | 4'-8½" | Kent & East Sussex Railway | Kent & East Sussex Railway, Tenterden, ENG | operational | Nydqvist & Holm #1163, 1919 | Named Norwegian. |
| 0-4-0ST | 24" | Callender Cable & Construction Co. | Threlkeld Quarry & Mining Museum, Threlkeld, ENG | operational | W. G. Bagnall #2135, 1926 | Named Sir Tom. | ||
| 4 | 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Kingfisher Line, Titley, ENG | private operational | Peckett & Sons #1738, 1928 | ||
| 5542 | 4575 | 2-6-2T | 4'-8½" | GWR | Gloucestershire Warwickshire Railway, Toddington, ENG | operational | GWR Swindon Works, 1928 | |
| 2807 | 2800 | 2-8-0 | 4'-8½" | GWR | Gloucestershire Warwickshire Railway, Toddington, ENG | operational | GWR Swindon Works #2102, 10/1905 | Oldest surviving GWR 2800 class. Owned by the Cotswold Steam Preservation Limited. Restored to operation in 2010. Taken out of service in Jan 2017. Taken out of service again in early Jan 2020. Returned to operation in Sep 2023. |
| 4270 | 4200 | 2-8-0T | 4'-8½" | GWR | Gloucestershire Warwickshire Railway, Toddington, ENG | operational | GWR Swindon Works #2850, 1919 | Owned by Locomotive Services Ltd. |
| 7820 | 7800 | 4-6-0 | 4'-8½" | BR | Gloucestershire Warwickshire Railway, Toddington, ENG | operational | BR Swindon Works, 1950 | Named Dinmore Manor. Owned by the Dinmore Manor Locomotive Ltd. Restored to operation in 1995. Taken out of service in Jul 2004. Returned to operation in Apr 2014. Scheduled to be taken out of service again for overhaul in Jan 2025. |
| 7903 | 7900 | 4-6-0 | 4'-8½" | BR | Gloucestershire Warwickshire Railway, Toddington, ENG | operational | BR Swindon Works, 1949 | Named Foremarke Hall. Restored to operation in 2003. Taken out of service in late 2013. Returned to operation in May 2016. |
| 35006 (C6) | 8P (Merchant Navy) | 4-6-2 | 4'-8½" | BR (Southern) | Gloucestershire Warwickshire Railway, Toddington, ENG | operational | SR Eastleigh Works, 12/1941 | Named Peninsular & Oriental Steam Navigation Company. Owned by the 35006 Locomotive Company Ltd. Restored to operation on August 10, 2015. Debuted in excursion service in April 2016. |
| 7 | 0-4-0ST | 24" | North Gloucestershire Railway, Toddington, ENG | operational | Arnold Jung Lokomotivfabrik #939, 1906 | Named Justine. | ||
| 6 | 0-4-2T | 24" | Gledhow-Chaka's Kraal Sugar Estates | North Gloucestershire Railway, Toddington, ENG | operational | Hunslet Engine Co. #2075, 1940 | Named Chaka's Kraal. | |
| 1091 | 0-8-0T | 24" | North Gloucestershire Railway, Toddington, ENG | operational | Henschel & Son #15968, 1918 | |||
| 0-4-0ST | 4'-8½" | Crane Ltd | Pallot Steam Motor & General Museum, Trinity, JER | operational | Peckett & Sons #2129, 1952 | Named Kestral. | ||
| 0-4-0T+T | 15" | Evesham Vale Light Railway | Evesham Vale Light Railway, Twyford, ENG | operational | Exmoor Steam Railway Bratton Fleming Works #312, 2003 | Named St. Egwin. | ||
| 0-4-2T | 15" | Evesham Vale Light Railway | Evesham Vale Light Railway, Twyford, ENG | operational | Exmoor Steam Railway Bratton Fleming Works #300, 1996 | Named Monty. Previously named Markeaton Lady. From the Markeaton Park Railway, Derby, Derbyshire. | ||
| 3 | 0-6-2T+T | 15" | Evesham Vale Light Railway | Evesham Vale Light Railway, Twyford, ENG | operational | Severn Lamb, 1970 | Named Dougal. From the Longleat Safari & Adventure Park, Warminster, ENG. | |
| 1 (6) | 0-4-0ST | 4'-8½" | General Electric Co. (UK) | Tyseley Locomotive Works, Tyseley, ENG | private operational | Peckett & Sons #2004, 1942 | Named Percy. | |
| 9600 | 5700 | 0-6-0PT | 4'-8½" | BR (GWR) | Tyseley Locomotive Works, Tyseley, ENG | private operational | GWR Swindon Works, 1945 | |
| L.94 (7752) | 5700 | 0-6-0PT | 4'-8½" | London Transport (GWR) | Tyseley Locomotive Works, Tyseley, ENG | private operational | North British Locomotive Co. #24040, 1930 | |
| 4965 | 4900 | 4-6-0 | 4'-8½" | GWR | Tyseley Locomotive Works, Tyseley, ENG | out of service | GWR Swindon Works, 1931 | Named Rood Ashton Hall. Taken out of service in June 2019 due to major boiler work. Awaiting overhaul. |
| 5043 | 4073 | 4-6-0 | 4'-8½" | BR (GWR) | Tyseley Locomotive Works, Tyseley, ENG | private operational | GWR Swindon Works, 1936 | Named Earl of Mount Edgcumbe. Previously named Banbury Castle. Taken out of service in 2018. Returned to operation on February 24, 2023. Currently certified for mainline operations. |
| 5080 | 4073 | 4-6-0 | 4'-8½" | GWR (BR) | Tyseley Locomotive Works, Tyseley, ENG | out of service | GWR Swindon Works, 05/1939 | Named Defiant. Previously Named Ogmore Castle. Restored to operation in Jul 1987. Previously operated in 1997. Loaned to the Buckinghamshire Railway Centre from Jan 2002 to May 2017. Awaiting possible overhaul. |
| 6880 | 6800 | 4-6-0 | 4'-8½" | BR (GWR) | Tyseley Locomotive Works, Tyseley, ENG | private operational | GWR Swindon Works, 04/2024 | Named Betton Grange. Construction completed on April 12, 2024. Third newly-built steam locomotive in the UK. Built using parts from a GWR Hall class. Debuted in excursion service on May 26, 2024. |
| 4936 | 4900 | 4-6-0 | 4'-8½" | BR (GWR) | Tyseley Locomotive Works, Tyseley, ENG | out of service | GWR Swindon Works, 06/1929 | Named Kinlet Hall. Owned by the Kinlet Hall Ltd (JJP Holdings Group). Restored to operation in Feb 2000. Taken out of service in Oct 2009. Leased to the West Somerset Railway from 2015 to 2020. Taken out of service again in Nov 2016. Undergoing overhaul. |
| 45593 (5593) | 6P5F (Jubilee) | 4-6-0 | 4'-8½" | BR (LMS) | Tyseley Locomotive Works, Tyseley, ENG | out of service | North British Locomotive Co. #24151, 1934 | Named Kolhapur. Restored to operation in the 1980s. Previously operated in 1997. Awaiting overhaul. |
| 7029 | 4073 | 4-6-0 | 4'-8½" | BR | Tyseley Locomotive Works, Tyseley, ENG | private operational | BR Swindon Works, 1950 | Named Clun Castle. Restored to operation in 1967. Taken out of service in October 1988. Returned to operation in October 2017. Currently certified for mainline operations. |
| 71000 | 8P | 4-6-2 | 4'-8½" | BR | Tyseley Locomotive Works, Tyseley, ENG | out of service | BR Crewe Works, 04/1954 | Named Duke of Gloucester. Only surviving BR Standard class 8. Owned by the BR Class 8 Steam Locomotive Trust. Restored to operation sometime in the 1970s. Taken out of service in Aug 2012. Undergoing overhaul. Test fired on Dec 3, 2023. |
| 2 | 0-4-0WT | 27" | Talyllyn Railway | Talyllyn Railway, Tywyn, WAL | operational | Fletcher, Jennings & Co. #63, 1866 | Named Dolgoch. | |
| 6 | 0-4-0WT | 27" | Talyllyn Railway (Airservice Construction Corps) | Talyllyn Railway, Tywyn, WAL | operational | Andrew Barclay Sons & Co. #1431, 1918 | Named Douglas. | |
| 1 | 0-4-2ST | 27" | Talyllyn Railway | Talyllyn Railway, Tywyn, WAL | operational | Fletcher, Jennings & Co. #42, 1864 | Named Talyllyn. | |
| 3 | 0-4-2ST | 27" | Talyllyn Railway (Corris Railway) | Talyllyn Railway, Tywyn, WAL | operational | Hughes' Loco and Tramway Engine Works Ltd. #13, 1878 | Named Sir Haydn. Taken out of service for a major overhaul in September 2012. Returned to operation in June 2018. Currently wearing TR Standard Green livery. Operated at the Corris Railway, Corris, WAL in 2012, 2023, and 2024. | |
| 4 | 0-4-2ST | 27" | Talyllyn Railway (Corris Railway) | Talyllyn Railway, Tywyn, WAL | operational | Kerr, Stuart & Co. (Stoke on Trent) #4047, 1921 | Named Edward Thomas. Operated at the Corris Railway, Corris, WAL between late August and early November 2021. | |
| 7 | 0-4-2T | 27" | Talyllyn Railway | Talyllyn Railway, Tywyn, WAL | operational | Talyllyn Railway Pendre Works, 1991 | Named Tom Rolt. | |
| 3 | 0-4-0T | 4'-8½" | Dorking Greystone Lime Co. | Bluebell Railway, Uckfield, ENG | operational | Fletcher, Jennings & Co. #158, 1877 | Named Captain Baxter. | |
| 263 (31263) | H | 0-4-4T | 4'-8½" | South Eastern & Chatham (BR) | Bluebell Railway, Uckfield, ENG | operational | South Eastern & Chatham Railway Ashford Works, 1905 | |
| 592 (31592) | C | 0-6-0 | 4'-8½" | South Eastern & Chatham (BR) | Bluebell Railway, Uckfield, ENG | operational | South Eastern & Chatham Railway Longhedge Works, 1902 | |
| 30541 (541) | Q | 0-6-0 | 4'-8½" | BR (Southern) | Bluebell Railway, Uckfield, ENG | operational | SR Eastleigh Works, 1939 | |
| 65 (31065) | O1 (O) | 0-6-0 | 4'-8½" | South Eastern & Chatham (BR) | Bluebell Railway, Uckfield, ENG | operational | South Eastern & Chatham Railway Ashford Works, 1896 | Restored to operation in 1999. |
| 178 (31178) | P | 0-6-0T | 4'-8½" | South Eastern & Chatham (BR) | Bluebell Railway, Uckfield, ENG | out of service | South Eastern & Chatham Railway Ashford Works, 1910 | Named Pioneer II. Restored to operation in February 2010. Taken out of service in October 2020. Awaiting overhaul. |
| 323 (31323) | P | 0-6-0T | 4'-8½" | South Eastern & Chatham (BR) | Bluebell Railway, Uckfield, ENG | operational | South Eastern & Chatham Railway Ashford Works, 1910 | Named Bluebell. |
| 72 (32636) | A1X | 0-6-0T | 4'-8½" | LB&SCR (BR) | Bluebell Railway, Uckfield, ENG | operational | LB&SCR Brighton Works, 09/1872 | Named Fenchurch. Taken out of service in 1975 due to extensive cracks in the firebox. Taken out of service again in late 2019. Returned to operation in September 2022. |
| 55 (32655) | A1X | 0-6-0T | 4'-8½" | LB&SCR (BR) | Bluebell Railway, Uckfield, ENG | out of service | London, Brighton & South Coast Railway Brighton Work, 12/1875 | Named Stepney. Previously operated in June 2012. Awaiting possible overhaul. One of three steam locomotives in real life featured in Thomas & Friends (October 9, 1984-January 20, 2021), the others being Flying Scotsman and City of Truro. |
| B473 (32473) | E4 | 0-6-2T | 4'-8½" | Southern (BR) | Bluebell Railway, Uckfield, ENG | operational | London, Brighton & South Coast Railway Brighton Work, 1898 | Previously named Birch Grove. |
| 92240 | 9F | 2-10-0 | 4'-8½" | BR | Bluebell Railway, Uckfield, ENG | out of service | BR Crewe Works, 10/1958 | Became the first BR 9F class to be rescued from the Woodham Brothers Scrapyard, Barry, ENG. Restored to operation in 1990. Taken out of service in 2002. Undergoing overhaul. Scheduled to be completed by 2028. |
| 1638 (31638) | U | 2-6-0 | 4'-8½" | Southern (BR) | Bluebell Railway, Uckfield, ENG | out of service | SR Ashford Works, 05/1931 | On a long-term loan to the Maunsell Locomotive Society. Restored to operation in 2006. Taken out of service in 2015. Awaiting overhaul. |
| 80151 | 4MT | 2-6-4T | 4'-8½" | BR | Bluebell Railway, Uckfield, ENG | operational | BR Brighton Works, 01/1957 | Owned by the 80151 Locomotive Co Ltd. Restored to operation in 2001. Taken out of service in late 2010 due to leaking tubes. Taken out of service again in May 2012. Returned to operation in July 2019. |
| 32424 (242) | H2 | 4-4-2 | 4'-8½" | BR (LB&SCR) | Bluebell Railway, Uckfield, ENG | operational | Bluebell Railway Trust, 06/2024 | Replica. Named Beachy Head. Construction completed on June 7, 2024. Debuted in excursion service on August 23, 2024. |
| 847 (30847) | S15 | 4-6-0 | 4'-8½" | Southern (BR) | Bluebell Railway, Uckfield, ENG | operational | SR Eastleigh Works, 1936 | |
| 73082 | 5MT (Standard) | 4-6-0 | 4'-8½" | BR | Bluebell Railway, Uckfield, ENG | operational | BR Derby Works, 06/1955 | Named Camelot. Owned by the 73082 Camelot Locomotive Society. Restored to operation in 1995. Previously overhauled in 2015. Currently certified for mainline operations. |
| C123 (34023) | 7P 5FA (West Country) | 4-6-2 | 4'-8½" | Southern (BR) | Bluebell Railway, Uckfield, ENG | out of service | SR Brighton Works, 1944 | Named Blackmoor Vale. Owned by the Bullied Society. Restored to operation in 1976. Taken out of service in 1985. Returned to operation in 2000. Taken out of service again in 2008 due to firebox problems. Undergoing overhaul. |
| 34059 (C159) | 7P 5FA (Battle of Britain) | 4-6-2 | 4'-8½" | BR (Southern) | Bluebell Railway, Uckfield, ENG | operational | SR Brighton Works, 1947 | Named Sir Archibald Sinclair. Owned by the Battle of Britain Locomotive Group. Restored to operation in Apr 2009. Taken out of service in Oct 2011 due to leaking firebox stay bolts. Returned to operation in Dec 2023. |
| 0-4-0ST | 4'-8½" | Bowaters Paper Railway | East Anglian Railway Museum, Wakes Colne, ENG | operational | W. G. Bagnall #2542, 1936 | Named Jubilee. | ||
| 54 | 0-6-0ST | 4'-8½" | Stewarts & Lloyds | East Anglian Railway Museum, Wakes Colne, ENG | operational | Robert Stephenson & Hawthorns #7031, 1941 | Named Pen Green. | |
| 8 | 0-4-0F | 4'-8½" | Shell Petroleum | Scottish Industrial Railway Centre, Waterside, SCT | operational | Andrew Barclay Sons & Co. #1952, 1928 | Only operational fireless steam locomotive in the UK. | |
| 10 | 0-4-0ST | 4'-8½" | National Coal Board | Scottish Industrial Railway Centre, Waterside, SCT | operational | Andrew Barclay Sons & Co. #2244, 1947 | ||
| 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Mid-Suffolk Light Railway Museum, Wetheringsett, ENG | operational | W. G. Bagnall #2565, 1936 | |||
| 0-4-0WTram | 4'-8½" | Mid-Suffolk Light Railway Museum, Wetheringsett, ENG | operational | John Cockerill #2525, 1906 | ||||
| 15 | 0-6-0ST | 4'-8½" | British Sugar Corp. | Mid-Suffolk Light Railway Museum, Wetheringsett, ENG | operational | Hudswell, Clarke & Co. #1700, 1938 | Named Wissington. | |
| 2 | 0-4-2ST | 30" | Bowaters Paper Railway | ZSL Whipsnade Zoo, Whipsnade, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #1049, 1908 | Named Excelsior. | |
| 4 | 0-6-2T | 30" | Bowaters Paper Railway | ZSL Whipsnade Zoo, Whipsnade, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #4034, 1920 | Named Superior. | |
| 461 (15) | K2 | 2-6-0 | 5'-3" | Dublin & Southeastern Railway | Railway Preservation Society of Ireland, Whitehead, NRL | operational | Beyer, Peacock & Co. #6112, 1922 | |
| 4 | WT | 2-6-4T | 5'-3" | Northern Counties Committee (LMS)) | Railway Preservation Society of Ireland, Whitehead, NRL | operational | LMS Derby Works, 1947 | |
| 85 | V | 4-4-0 | 5'-3" | Great Northern Railway (Ireland) | Railway Preservation Society of Ireland, Whitehead, NRL | operational | Beyer, Peacock & Co. #6733, 1932 | Named Merlin. |
| 131 | Q | 4-4-0 | 4'-8½" | Great Northern Railway (Ireland) | Railway Preservation Society of Ireland, Whitehead, NRL | operational | Neilson Reid #4727, 02/1901 | |
| 0-4-0ST | 4'-8½" | Kilnhurst Tar Works | Ecclesbourne Valley Railway, Wirksworth, ENG | operational | Andrew Barclay Sons & Co. #2217, 1947 | Named Henry Ellison. | ||
| 3 | 0-4-0ST | 4'-8½" | Central Electricity Generating Board | Ecclesbourne Valley Railway, Wirksworth, ENG | operational | Andrew Barclay Sons & Co. #2360, 1954 | Named Brian Harrison. | |
| 0-6-0T | 15" | Wotton Light Railway | Wotton Light Railway, Wotton Underwood, ENG | private operational | Exmoor Steam Railway Bratton Fleming Works #301, 1996 | Named Sandy. | ||
| 9 | 0-4-0T+T | 24" | Gartell Light Railway | Gartell Light Railway, Yenston, ENG | operational | Alan White, 2008 | Named Jean. | |
| 6 | 0-4-2T | 24" | Gartell Light Railway | Gartell Light Railway, Yenston, ENG | operational | North Dorset Locomotive Works #698, 1998 | Named Mr. G. | |
| 0-4-0ST | 4'-8½" | War Dept. | Yeovil Railway Centre, Yeovil, ENG | operational | Andrew Barclay Sons & Co. #1398, 1915 | Named Lord Fisher. | ||
| 0-2-2 | 4'-8½" | Liverpool & Manchester Railway | National Railway Museum, York, ENG | operational | Locomotion Enterprises, 1979 | Replica. Named Rocket. | ||
| 1275 | 1001 | 0-6-0 | 4'-8½" | Stockton & Darlington (LNER) | National Railway Museum, York, ENG | display | Dübs & Co. (Scotland), 05/1874 | Only surviving long boiler class steam locomotive in the UK. |
| C1 (33001) | Q1 | 0-6-0 | 4'-8½" | Southern (BR) | National Railway Museum, York, ENG | display | SR Brighton Works, 1942 | Restored to operation by the Bluebell Railway in September 1980. Previously overhauled in 1992. Retired from excursion service in 2000. |
| 1247 (68846) | J52 (J13) | 0-6-0ST | 4'-8½" | Great Northern (BR) | National Railway Museum, York, ENG | display | Sharp, Stewart & Co., 05/1899 | Placed on display in Sacramento, CA in 1991 for Railfair 91. Loaned to the East Somerset Railway from 1995 to 1998, temporarily repainted into BR lined black livery, and temporarily renumbered to 4247. |
| 49395 (485) | 7F (G2) | 0-8-0 | 4'-8½" | BR (LNWR) | National Railway Museum, York, ENG | display | LNWR Crewe Works, 06/1921 | Nicknamed 'Super D'. Restored to operation in 2005. Retired from excursion service in March 2015. On loan to the Shildon Locomotion Museum, County Durham. |
| 92220 | 9F | 2-10-0 | 4'-8½" | BR | National Railway Museum, York, ENG | display | BR Swindon Works, 03/1960 | Named Evening Star. Last commercially-built mainline steam locomotive in the UK. Retired from excursion service in the 1980s. |
| 66 | X1 | 2-2-4T | 4'-8½" | North Eastern (LNER) | National Railway Museum, York, ENG | display | Gateshead Works, 1869 | Named Aerolite. Originally built as a 2-2-2WT type. Previously converted to a 4-2-2T type in 1892. Converted again to 2-2-4T in 1902. Last operational 2-cylinder compound locomotive in service in the UK prior to its retirement. |
| 790 | 1P (Precedent) | 2-4-0 | 4'-8½" | LNWR | National Railway Museum, York, ENG | display | LNWR Crewe Works, 1873 | Named Hardwicke. Nicknamed Jumbo. Restored to operation in July 1975. Retired from excursion service in 1982. |
| 1008 (50621) | 5 | 2-4-2T | 4'-8½" | Lancashire & Yorkshire (BR) | National Railway Museum, York, ENG | display | Horwich Railway Works, 1889 | |
| 4771 (60800) | V2 | 2-6-2 | 4'-8½" | LNER (BR) | National Railway Museum, York, ENG | display | LNER Doncaster Works #1837, 1936 | Named Green Arrow. Restored to operation in January 1972. Retired from excursion service on April 21, 2008. On loan to the Danum Gallery, Library and Museum in Doncaster, Waterdale until at least 2024. |
| 2500 (42500) | 4MT | 2-6-4T | 4'-8½" | LMS (BR) | National Railway Museum, York, ENG | display | LMS Derby Works, 1934 | Operated briefly in excursion service in the early 1970s and early 1980s. Loaned to the Barrow Hill Roundhouse in 2015 and 2016. |
| 1 | G | 4-2-2 | 4'-8½" | Great Northern (LNER) | National Railway Museum, York, ENG | display | Doncaster Locomotive Works, 1870 | Only surviving GNR Stirling Single locomotive, as well as the only 4-2-2 type locomotive in the UK. Operated briefly in excursion service on the Great Central Railway in the early 1980s. Became the basis for Emily the Stirling Engine from Thomas & Friends. |
| 30925 (925) | V | 4-4-0 | 4'-8½" | BR (Southern) | National Railway Museum, York, ENG | display | SR Eastleigh Works, 04/1934 | Named Cheltenham. Restored to operation by the Mid Hants Railway, Alresford, ENG in 2012. Taken out of service in 2017 due to a cracked frame, but eventually returned to operation later that year. Retired from excursion service in the summer of 2022. |
| 990 (3990) | C2 (C1) | 4-4-2 | 4'-8½" | Great Northern (LNER) | National Railway Museum, York, ENG | display | Doncaster Locomotive Works, 1898 | Named Henry Oakley. Operated briefly in excursion service in the 1950s and 1970s. |
| 4003 | 4000 | 4-6-0 | 4'-8½" | GWR | National Railway Museum, York, ENG | display | GWR Swindon Works, 1907 | Named Lode Star. Only surviving GWR Star class locomotive. |
| 4468 (60022) | A4 | 4-6-2 | 4'-8½" | LNER (BR) | National Railway Museum, York, ENG | display | LNER Doncaster Works #1870, 03/1938 | Named Mallard. World speed record-holder for steam locomotives (125.88 mph, July 3, 1938). Restored to operation in 1986. Operated briefly in excursion service until 1988. |
| 35029 | 8P (Merchant Navy) | 4-6-2 | 4'-8½" | BR | National Railway Museum, York, ENG | display | BR Eastleigh Works, 1949 | Named Ellerman Lines. Now a cut-away display. |
| 6229 (46229) | 7P (Coronation) | 4-6-2 | 4'-8½" | LMS (BR) | National Railway Museum, York, ENG | display | LMS Crewe Works, 1938 | Named Duchess of Hamilton. Only surviving streamlined LMS Coronation class locomotive. Restored to operation in 1980. Retired from excursion service in 1996. |
| KF7 (607) | KF | 4-8-4 | 4'-8½" | China Railways | National Railway Museum, York, ENG | display | Vulcan Foundry, 1935 | Only surviving Chinese steam locomotive in the UK. |