Alex Duke has 5 recorded races from Scottsdale, AZ, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-02-22 | 2026 Rock 'n' Roll Las Vegas Half Marathon | Half Marathon | 1:27:20 | 120 |
| 2025-06-01 | 2025 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:30:33 | 455 |
| 2023-02-26 | 2023 Rock 'n' Roll Las Vegas Half Marathon | Half Marathon | 1:35:47 | 334 |
| 2023-01-15 | 2023 Rock 'n' Roll Arizona Half Marathon | Half Marathon | 1:25:23 | 76 |
| 2022-01-16 | 2022 Rock 'n' Roll Arizona Half Marathon | Half Marathon | 1:29:08 | 106 |