Mark Kessie has 3 recorded races from Boulder, CO.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-09-28 | Boulderthon Marathon | Marathon | 5:32:17 | 1671 |
| 2024-09-29 | Boulderthon Marathon | Marathon | 5:16:54 | 970 |
| 2023-10-08 | Boulderthon Half Marathon | Half Marathon | 2:27:25 | 2180 |