| Jacob Halstrom's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2025 (Quad Rock 50) | Nebraska, US | 28 | Saturday, May 10, 2025 | Not yet started |
| Never Summer (2022) (100k) | Colorado, US | 25 | Saturday, July 30, 2022 | 17:25:33.00 |
| Jacob Halstrom's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2025 (Quad Rock 50) | Nebraska, US | 28 | Saturday, May 10, 2025 | Not yet started |
| Never Summer (2022) (100k) | Colorado, US | 25 | Saturday, July 30, 2022 | 17:25:33.00 |