Nick Fellenz has 5 recorded races from Onalaska, Wisconsin, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-25 | 2025 Hixon 50 25K | 3:21:32 | 123 | |
| 2025-04-27 | Eau Claire Marathon | 4:42:49 | 442 | |
| 2024-10-26 | 2024 Hixon 50 50K | Ultra Marathon | 7:08:44 | 50 |
| 2023-10-28 | 2023 Hixon 50 25K | 3:03:38 | 81 | |
| 2022-10-29 | 2022 Hixon 50 50K | Ultra Marathon | 6:26:02 | 27 |