| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 3 | 4-4-0 | 36" | Six Flags Over Georgia, Austell, GA | stored | Harpur, 1966 | Named General. Converted to diesel hydraulic in February 2005. Suffered a major fire on May 11, 2018. Has a new cab. Awaiting future overhaul and repairs. | ||
| 49 | 4-4-0 | 36" | Six Flags Over Georgia, Austell, GA | operational | Harpur, 1966 | Named Texas. Converted to diesel hydraulic in February 2005. | ||
| 68 (2) | 25 ton | 4-4-0 | 36" | UP (Astroworld) | Brook Rother, Georgetown, CA | stored | Harpur, 1968 | Named Spitfire. Replica. From the defunct Six Flags AstroWorld, Houston, TX, then Durango, CO. Recent photos suggest this locomotive is stored in disrepair. |
| 1 | 25 ton | 4-4-0 | 36" | AstroWorld | Pacific Coast Railroad, Santa Margarita, CA | overhaul | Guiberson-Harpur, 1968 | Named Caroline. Previously named Cannonball. From the defunct Six Flags AstroWorld, Houston, TX. Taken out of service in 2009. Current status of the overhaul is unknown, but it will eventually run again when the restoration is complete. |