| Mark Chase's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Laurel Highlands FALL CLASSIC 2025 (50K) | Pennsylvania, US | 55 | Saturday, September 27, 2025 | 09:02:45.00 |
| 2021 Laurel Highlands (50k) | Pennsylvania, US | 50 | Sunday, June 13, 2021 | 09:41:39.00 |
| Mark Chase's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Laurel Highlands FALL CLASSIC 2025 (50K) | Pennsylvania, US | 55 | Saturday, September 27, 2025 | 09:02:45.00 |
| 2021 Laurel Highlands (50k) | Pennsylvania, US | 50 | Sunday, June 13, 2021 | 09:41:39.00 |