| David Mills's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2026 Running Up For Air (SLC) (6H) | Utah, US | 35 | Saturday, February 7, 2026 | Not yet started |
| The Bear 100 2025 | Utah, US | 35 | Friday, September 26, 2025 | 29:32:09.00 |
| 2025 Running Up For Air (Ogden) (6H) | Utah, US | 34 | Saturday, March 1, 2025 | 04:31:08.00 |
| 2025 Running Up For Air (SLC) (6H) | Utah, US | 34 | Saturday, February 8, 2025 | 04:57:10.00 |
| 2024 DC Peaks (50 Miler) | Utah, US | 34 | Saturday, October 5, 2024 | 12:34:54.00 |