| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 0-4-2ST | 24" | Golden Valley Light Railway | Midland Railway - Butterley, Butterley, ENG | operational | T.D.A. Civil #1, 1997 | Named Joan. | ||
| 2 (3) | 0-4-2ST | 30" | Antigua Sugar | Churnet Valley Railway, Cheddleton, ENG | stored | Kerr, Stuart & Co. (Stoke on Trent) #1098, 1910 | Named Lena. Privately owned. From the Antigua Sugar Factory. Sent to the UK in 2014. | |
| 6 | 0-4-2ST | 30" | Antigua Sugar | Churnet Valley Railway, Cheddleton, ENG | stored | Kerr, Stuart & Co. (Stoke on Trent) #1313, 1916 | Named Lucy. Privately owned. From the Antigua Sugar Factory. Sent to the UK in 2014. | |
| 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. | ||
| 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. | |
| 7 | 0-4-2ST | 27" | Corris Railway | Corris Railway, Corris, WAL | overhaul | Winson Engineering (Alan Keef Ltd.) #17, 2005 | Winson Engineering closed in 2001. Completed by Drayton Designs. Taken out of service in early January 2025. Undergoing overhaul. | |
| 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. | |
| 7 | 0-4-2ST | 4'-8½" | National Coal Board | Prestongrange Mining Museum, Prestonpans, SCT | stored | Grant, Ritchie & Company #536, 1914 | Named Prestongrange. | |
| 17 | 0-4-2ST | 4'-8½" | National Coal Board | Prestongrange Mining Museum, Prestonpans, SCT | stored | Andrew Barclay Sons & Co. #2219, 1946 | ||
| 0-4-2ST | 30" | Bowaters Paper Railway | Sittingbourne & Kemsley Light Railway, Sittingbourne, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #926, 1905 | Named Leader. | ||
| 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. | |
| 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. | |
| 1 | 0-4-2ST | 27" | Talyllyn Railway | Talyllyn Railway, Tywyn, WAL | operational | Fletcher, Jennings & Co. #42, 1864 | Named Talyllyn. | |
| 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. | |
| 2 | 0-4-2ST | 30" | Bowaters Paper Railway | ZSL Whipsnade Zoo, Whipsnade, ENG | operational | Kerr, Stuart & Co. (Stoke on Trent) #1049, 1908 | Named Excelsior. |