| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|
| 36 | 21 | 2-2-2 | 5'-3" | Great Southern & Western | Kent Station, Cork, IRL | <div style="color: #007BFF;">display</div> | Bury, Curtis & Kennedy Ltd., 1847 | |
| 5 | CDRJC 5 | 2-6-4T | 36" | County Donegal Railways Joint Committee | Donegal Railway Heritage Museum, Donegal, IRL | <div style="color: #007BFF;">display</div> | Nasmyth Wilson & Co. #829, 1907 | Named Drumboe. |
| 22 | | 0-4-0T | 22" | Arthur Guinness, Son & Co | Cavan and Leitrim Railway, Dromod, IRL | <div style="color: #007BFF;">display</div> | Wm. Spence (Dublin), 1912 | |
| 5 | | 0-6-0T | 36" | Stanton Ironworks | Cavan and Leitrim Railway, Dromod, IRL | <div style="color: #28A745;">operational</div> | Avonside Engine (Bristol) #1547, 1908 | Named Nancy. |
| 17 | | 0-4-0T | 22" | Arthur Guinness, Son & Co | Guinness Storehouse, Dublin, IRL | <div style="color: #007BFF;">display</div> | Wm. Spence (Dublin), 1902 | |
| 4 | | 0-6-0ST | 4'-8½" | National Coal Board (Littleton Colliery) | Carlingford Brewing Company, Dundalk, IRL | <div style="color: #DC3545;">stored</div> | Hunslet Engine Co. #1800, 1936 | From the Riverstown Mill Railway, Dundalk. |
| 5 | 5C (IN1) | 0-6-2T | 36" | West Clare Railway | West Clare Railway, Moyasta, IRL | <div style="color: #28A745;">operational</div> | Dübs & Co. (Scotland) #2890, 1892 | Named Slieve Callan. |
| 1 | | 0-4-2T | 15" | Difflin Lake Railway | Oakfield Park, Raphoe, IRL | <div style="color: #28A745;">operational</div> | Exmoor Steam Railway Bratton Fleming Works #317, 2003 | Named Duches of Difflin. |
| 15 | | 0-4-0T | 22" | Arthur Guinness, Son & Co | Stradbally Woodland Railway, Stradbally, IRL | <div style="color: #007BFF;">display</div> | Wm. Spence (Dublin), 1902 | |
| 2 (LM 44) | BM 1-3 | 0-4-0WT | 36" | Bord na Mona | Stradbally Woodland Railway, Stradbally, IRL | <div style="color: #28A745;">operational</div> | Andrew Barclay Sons & Co. #2264, 1949 | Run by the Irish Steam Preservation Society. |
| 5T | TDLR 5 | 2-6-2T | 36" | Tralee & Dingle Light Railway | Tralee & Dingle Light Railway, Tralee, IRL | <div style="color: #DC3545;">stored</div> | Hunslet Engine Co. #555, 1892 | |