Seth Brigden has 3 recorded races from WA.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-07-25 | Run Super Series | Jack and Jill Downhill Marathon Half Marathon Saturday | Half Marathon | 1:25:01 | 8 |
| 2025-11-30 | UW Medicine Seattle Marathon and Half Marathon | Half Marathon | 1:31:30 | 171 |
| 2024-12-01 | 2024 UW Medicine Seattle Marathon and Half Marathon | Half Marathon | 1:39:09 | 298 |