| Chad Dejong's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2024 (Quad Rock 25) | Colorado, US | 50 | Saturday, May 11, 2024 | DNF |
| Quad Rock 2023 (Quad Rock 50) | Colorado, US | 49 | Saturday, May 6, 2023 | 12:51:52.00 |
| Quad Rock 2021 (Quad Rock 25) | Colorado, US | 47 | Saturday, May 8, 2021 | 05:25:42.00 |
| Quad Rock 2020 (Quad Rock 50) | Colorado, US | 46 | Saturday, August 15, 2020 | 12:54:11.00 |