Thomas Colson has 4 recorded races from Feeding Hills, Massachusetts, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-17 | Mystic Half Marathon & 10K | Half Marathon | 2:31:12 | 879 |
| 2025-05-18 | Mystic Half Marathon & 10K | Half Marathon | 2:25:58 | 883 |
| 2024-05-19 | Mystic Half Marathon & 10K | 10K | 1:00:22 | 336 |
| 2023-05-21 | Mystic Half Marathon & 10K | 10K | 1:00:46 | 317 |