Henry Nelson has 4 recorded races from Durango, Colorado, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-09-13 | 2025 Life Time Chequamegon MTB Festival Pro/Elite Chequamegon 40 | Ultra Marathon | 2:01:20 | 20 |
| 2024-08-10 | 2024 Life Time Leadville Trail 100 MTB | Ultra Marathon | 6:28:36 | 20 |
| 2024-07-06 | 2024 Life Time Silver Rush Events Silver Rush 50 MTB | Ultra Marathon | 5:34:07 | 201 |
| 2022-07-09 | 2022 Leadville Silver Rush 50 Mile MTB | Ultra Marathon | 3:42:38 | 2 |