Lars Olson has 2 recorded races from Heron Lake, Minnesota, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-09-14 | 2024 Life Time Chequamegon MTB Festival presented by Trek Chequamegon 40 | Ultra Marathon | 52:41 | 1250 |
| 2023-09-16 | 2023 Life Time Chequamegon MTB Festival presented by Trek Chequamegon 40 | Ultra Marathon | 4:53:14 | 1263 |