David Mckenzie has 5 recorded races from Southern California.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-11-16 | 2024 REVEL Big Bear Half Marathon | Half Marathon | 2:37:35 | 2793 |
| 2024-09-14 | 2024 REVEL Big Cottonwood Half Marathon | Half Marathon | 2:13:55 | 1979 |
| 2024-06-01 | 2024 REVEL Rockies Half Marathon | Half Marathon | 2:22:04 | 1097 |
| 2023-09-09 | 2022 REVEL Big Cottonwood Half Marathon | Half Marathon | 2:10:51 | 1649 |
| TCS London Marathon 2022 | Marathon | 5:57:44 | 36404 |