David Blackmon has 3 recorded races from Manhattan, Kansas, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-05-24 | 11th Annual Bill Snyder Highway Half & 5K Half Marathon | Half Marathon | 1:58:01 | 287 |
| 2024-05-25 | 10th Annual Bill Snyder Highway Half & 5K Half Marathon | Half Marathon | 2:36:33 | 629 |
| 2022-05-21 | 8th Annual Bill Snyder Highway Half & 5K | 5K | 1:52:37 | 452 |