| Brook Marvin's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Marathon & Half 2023 (Trail Marathon) | Colorado, US | 42 | Saturday, October 21, 2023 | 07:35:20.00 |
| 2022 West Line Winder 50k | Colorado, US | 41 | Saturday, September 24, 2022 | 09:14:03.00 |
| Staunton Rocks! Marathon & Half 2022 (Marathon) | Colorado, US | 40 | Saturday, August 27, 2022 | 08:45:12.00 |