| Rebecca Umstot's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2025 High Lonesome 100 | Colorado, US | 42 | Friday, July 18, 2025 | DNF |
| Never Summer 60k (2024) | Colorado, US | 41 | Friday, July 26, 2024 | 11:30:18.00 |
| Rebecca Umstot's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2025 High Lonesome 100 | Colorado, US | 42 | Friday, July 18, 2025 | DNF |
| Never Summer 60k (2024) | Colorado, US | 41 | Friday, July 26, 2024 | 11:30:18.00 |