| Kirk Horton's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2024 (Quad Rock 25) | Colorado, US | 30 | Saturday, May 11, 2024 | Not yet started |
| Never Summer 60k (2023) | Colorado, US | 29 | Friday, July 28, 2023 | 07:15:03.00 |
| Kirk Horton's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2024 (Quad Rock 25) | Colorado, US | 30 | Saturday, May 11, 2024 | Not yet started |
| Never Summer 60k (2023) | Colorado, US | 29 | Friday, July 28, 2023 | 07:15:03.00 |