| Joseph Marchell's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon 2022 (Blue Sky) | Colorado, US | 31 | Saturday, October 15, 2022 | 06:51:24.00 |
| Never Summer 2022 (60k) | Colorado, US | 31 | Friday, July 29, 2022 | DNF |
| Quad Rock 2022 (Quad Rock 25) | Colorado, US | 30 | Saturday, May 7, 2022 | DNF |
| Blue Sky Marathon 2021 (Blue Sky) | Colorado, US | 30 | Saturday, October 16, 2021 | DNF |
| Never Summer (2021) (60k) | Colorado, US | 30 | Friday, July 30, 2021 | DNF |
| Blue Sky Marathon 2020 (Blue Sky) | Colorado, US | 29 | Saturday, November 14, 2020 | 07:51:35.00 |
| Quad Rock 2020 (Quad Rock 25) | Colorado, US | 29 | Saturday, August 15, 2020 | 08:15:48.00 |