Thomas Grinstead has 3 recorded races from Salt Lake City, UT.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-07-24 | Deseret News Marathon Half Marathon | Half Marathon | 1:54:34 | 466 |
| 2026-05-16 | 24th Annual America First Ogden Marathon | Marathon | 3:40:15 | 319 |
| 2024-07-24 | Deseret News Marathon Half Marathon | Half Marathon | 1:31:48 | 83 |