Katherine Symons has 3 recorded races from Boulder, CO.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-04-12 | Schneider Electric Marathon de Paris 2026 — Marathon de Paris | Marathon | 5:14:32 | 51778 |
| 2025-09-28 | Boulderthon Half Marathon | Half Marathon | 2:21:28 | 3416 |
| 2024-03-23 | Chick-Fil-A Chicken Biscuit Run 5K 5K Run | 54:18 | 614 |