| Gil Allgood's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2025 (Quad Rock 25) | Colorado, US | 33 | Saturday, May 10, 2025 | 03:49:49.00 |
| Blue Sky Marathon & Half 2023 (Trail Marathon) | Colorado, US | 32 | Saturday, October 21, 2023 | Not yet started |
| Staunton Rocks! Marathon & Half 2022 (Marathon) | Colorado, US | 31 | Saturday, August 27, 2022 | 04:06:35.00 |