| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 4420 (1271) | 0-6-0 | 4'-8½" | UP | UP Roundhouse, Evanston, WY | restoration | Lima #1414, 1914 | Moved to the Evanston Roundhouse in December 2020. Restoration to operation is planned. | |
| 68 (2) | 25 ton | 4-4-0 | 36" | UP (Astroworld) | Brook Rother, Georgetown, CA | restoration | Harpur, 1968 | Replica. From the defunct Six Flags AstroWorld, Houston, TX, then the Silverwood amusement park, Athol, ID, then Laramie, WY. |
| 618 | C-2 | 2-8-0 | 4'-8½" | Heber Valley (UP) | Heber Valley Railroad, Heber City, UT | restoration | Baldwin (Burnham) #31250, 1907 | Featured in Outlaw Trail: The Treasure of Butch Cassidy. Previously operated in late 2010. Being converted to burn oil and will use the tender from SP 2-10-2 982. Currently scheduled to return to operation sometime in 2025. |
| 197 (3203) | P-2 | 4-6-2 | 4'-8½" | OR&N (UP) | Oregon Rail Heritage Center, Portland, OR | restoration | Baldwin #25717, 1905 | new cab Restoration to operational condition was planned to be completed by National Train Day, May 10, 2025. |
| 5511 | TTT63 | 2-10-2 | 4'-8½" | UP (LA&SL) | Railroading Heritage of Midwestern America, Silvis, IL | restoration | Baldwin #56999, 1923 | Appeared in Last of the Giants. Only surviving steam locomotive in the US equipped with Young Valve Gear. Donated to RRHMA, Silvis, IL on Apr 28, 2022. To be restored to operation by RRHMA after the restoration of UP 3985 is complete. |
| 3985 | 46644 | 4-6-6-4 | 4'-8½" | UP | Railroading Heritage of Midwestern America, Silvis, IL | restoration | Alco (Schenectady) #70174, 1943 | Restored to operation in Apr 1981. Masqueraded as UP 3967 in 1993 and 2003. Taken out of service in Oct 2010. Retired from the UP's steam excursion program in Jan 2020. The tender is being used behind UP 4014. Donated to RRHMA, Silvis, IL on Apr 28, 2022. |
| 428 (1648) | C-57 | 2-8-0 | 4'-8½" | UP | Illinois Railway Museum, Union, IL | restoration | Baldwin #18303, 10/1900 | Undergoing restoration to operating condition. Will operate alongside Frisco 2-10-0 1630 and J. Neils Lumber Co. Shay 5 when the restoration to operation is complete. |
