| James Nelson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2025 Twisted Branch Trail Run | New York, US | 38 | Saturday, August 16, 2025 | DNF |
| 2024 Twisted Branch Trail Run (100k) | Pennsylvania, US | 37 | Saturday, August 24, 2024 | 15:57:26.00 |
| 2022 Twisted Branch Trail Run | Pennsylvania, US | 35 | Saturday, August 20, 2022 | 15:35:53.00 |
| 2021 Laurel Highlands (LHU 70.5) | Virginia, US | 34 | Saturday, June 12, 2021 | 17:40:19.00 |