Brittney Hallahan has 9 recorded races from Westbrook, Connecticut, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-04-12 | Middletown 10K & 5K | 10K | 1:07:35 | 265 |
| 2025-10-11 | Eversource Hartford Marathon Half Marathon | Half Marathon | 2:20:28 | 2638 |
| 2025-05-18 | Mystic Half Marathon & 10K | Half Marathon | 2:25:34 | 878 |
| 2025-04-06 | Middletown 10K & 5K | 10K | 1:06:47 | 309 |
| 2024-04-07 | Middletown 10K & 5K | 10K | 1:03:16 | 307 |
| 2023-10-14 | Eversource Hartford Marathon 2023 Half Marathon | Half Marathon | 2:24:34 | 2611 |
| 2023-05-21 | Mystic Half Marathon & 10K 13.1 Miles | Half Marathon | 2:28:45 | 663 |
| 2023-03-19 | O'Hartford 5K | 5K | 32:36 | 471 |
| 2022-04-10 | Middletown 10K & 5K | 5K | 34:15 | 140 |