Mark Blackwell has 2 recorded races from Oakland, California, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-11-18 | Griffith Park Trail Marathon 30K Trail Run | 3:11:01 | 34 | |
| 2023-04-02 | Schneider Electric Marathon de Paris 2023 — Running 42.195km | Marathon | 4:25:07 | 36398 |