| Jeff Richards's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2024 (Quad Rock 25) | Colorado, US | 28 | Saturday, May 11, 2024 | DNF |
| Red Feather Trail Jamboree 2023 Half Marathon | Colorado, US | 28 | Sunday, September 24, 2023 | 03:13:54.00 |
| Red Feather Trail Jamboree 2023 50 Mile | Colorado, US | 28 | Saturday, September 23, 2023 | 11:51:22.00 |
| Red Feather Trail Jamboree 2023 50K (50K) | Colorado, US | 28 | Friday, September 22, 2023 | 06:31:44.00 |
| Never Summer (2020) (100k) | Colorado, US | 24 | Saturday, July 25, 2020 | 17:09:15.00 |