Mark Gulbronson has 3 recorded races from Ventura, CA.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-04-19 | Mountains 2 Beach Marathon | Marathon | 4:08:08 | 1242 |
| 2025-10-26 | 2025 Vegas Marathon | Marathon | 4:26:00 | 925 |
| 2025-04-13 | Mountains 2 Beach Marathon | Marathon | 4:44:57 | 1452 |