| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 3403 | V4 | 2-6-2 | 4'-8½" | LNER | A1 Steam Locomotive Trust, Darlington, ENG | construction | A1 Steam Locomotive Trust (Darlington Works), 2026 | Construction is scheduled to begin after the newly-built LNER P2 class 2007 'Prince of Wales' is completed. |
| 2007 | P2 | 2-8-2 | 4'-8½" | LNER | A1 Steam Locomotive Trust, Darlington, ENG | 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 2027 and will operate excursions on the mainline and heritage railways when completed. |