| Zachary Russell's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 100k (2025) (100k) | Colorado, US | 32 | Saturday, July 26, 2025 | Not yet started |
| Quad Rock 2024 (Quad Rock 25) | Colorado, US | 30 | Saturday, May 11, 2024 | 04:08:40.00 |
| Never Summer 100k (2023) | Colorado, US | 30 | Saturday, July 29, 2023 | 12:30:50.00 |
| Quad Rock 2022 (Quad Rock 50) | Colorado, US | 28 | Saturday, May 7, 2022 | DNF |