David Boyd has 2 recorded races from Irvine, California, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-07-24 | 2026 Life Time Leadville Stage Race Day 3 - 40 Miles | Ultra Marathon | 4:43:10 | 201 |
| 2026-07-24 | 2026 Life Time Leadville Stage Race 2 Day Totals | Ultra Marathon | 8:12:02 | 200 |