| Mack Holly's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon & Half 2024 (Trail Half Marathon) | Colorado, US | 38 | Saturday, October 19, 2024 | 02:33:01.00 |
| Staunton Rocks! Marathon & Half 2022 (Half Marathon) | Colorado, US | 36 | Saturday, August 27, 2022 | 02:58:08.00 |