Derek Johnston has 3 recorded races from COTTONWOOD, Arizona, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-12-07 | 2025 Skechers Hot Chocolate Run - Phoenix 15K | 15K | 1:20:06 | 143 |
| 2024-12-15 | 2024 Hot Chocolate Run - Phoenix 15K | 15K | 1:19:31 | 165 |
| 2023-12-17 | 2023 Hot Chocolate Run - Phoenix 15K | 15K | 1:21:49 | 221 |