Alex Grotenhuis has 6 recorded races from Lakeville, Minnesota, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-06-28 | Life Time Lutsen 99er presented by Visit Cook County Lutsen59er | Ultra Marathon | 6:23:11 | 209 |
| 2024-06-29 | 2024 Life Time Lutsen 99er Lutsen45er | Ultra Marathon | 7:17:11 | 419 |
| 2023-09-16 | 2023 Life Time Chequamegon MTB Festival presented by Trek Short & Fat 16 | 1:40:45 | 445 | |
| 2023-06-24 | 2023 Stages Cycling Lutsen 99er Lutsen25er | 3:12:15 | 228 | |
| 2022-09-17 | 2022 Chequamegon MTB Festival Short and Fat 16 | 1:35:50 | 340 | |
| 2022-06-25 | 2022 Lutsen 99er 25er | Ultra Marathon | 3:17:26 | 240 |