Koby Larson has 4 recorded races from -, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-16 | Famous Idaho Potato Marathon Half Marathon | Half Marathon | 1:58:59 | 303 |
| 2025-05-17 | Famous Idaho Potato Marathon Half Marathon | Half Marathon | 2:49:29 | 707 |
| 2025-03-15 | YMCA St. Patrick's Day 5 Mile | 48:47 | 132 | |
| 2024-03-16 | St. Patrick's Day Run 5 mile | 44:06 | 120 |