| Jim Bethea's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2025 Sawatch Ascent | Iowa, US | 52 | Sunday, September 28, 2025 | 09:16:47.00 |
| 2024 Sawatch Ascent 50k | Iowa, US | 51 | Sunday, September 29, 2024 | Not yet started |
| 2024 West Line Winder Trail Races (50k) | Iowa, US | 51 | Saturday, September 28, 2024 | 07:13:02.00 |