| Shelby Johnson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2025 (Quad Rock 50) | North Carolina, US | 39 | Saturday, May 10, 2025 | 13:07:09.00 |
| 2021 Golden Gate Dirty 30 (50K) | Colorado, US | 35 | Saturday, June 12, 2021 | 07:30:41.00 |
| Shelby Johnson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2025 (Quad Rock 50) | North Carolina, US | 39 | Saturday, May 10, 2025 | 13:07:09.00 |
| 2021 Golden Gate Dirty 30 (50K) | Colorado, US | 35 | Saturday, June 12, 2021 | 07:30:41.00 |