David Allen has 3 recorded races from Boulder, CO.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-05-03 | 2025 Frederick Running Festival Half Marathon | Half Marathon | 1:47:23 | 335 |
| 2024-09-29 | Boulderthon Marathon | Marathon | 4:41:19 | 647 |
| 2024-06-01 | 2024 REVEL Rockies Marathon | Marathon | 5:07:58 | 799 |