Mark Henderson has 6 recorded races from BOULDER CITY, Nevada, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-12-07 | 2025 Skechers Hot Chocolate Run - Phoenix 5K | 5K | 36:02 | 1437 |
| 2024-12-15 | 2024 Hot Chocolate Run - Phoenix 5K | 5K | 52:24 | 3630 |
| 2023-12-17 | 2023 Hot Chocolate Run - Phoenix 5K | 5K | 51:30 | 3624 |
| 2023-10-01 | Base 2 Space Adults | 05:33 | 10 | |
| 2022-12-11 | 2022 Hot Chocolate Run - Phoenix 5K | 5K | 31:24 | 460 |
| 2022-10-02 | 2022 Base 2 Space Base 2 Space Stair Climb | 05:12 | 4 |