KIrby Grantz has 3 recorded races from Phoenix, AZ.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-12-13 | 2025 Phoenix Marathon | Marathon | 5:01:22 | 1696 |
| 2025-10-26 | 2025 Vegas Marathon Half Marathon | Half Marathon | 2:02:10 | 633 |
| 2024-11-03 | 2024 Vegas Marathon Half Marathon | Half Marathon | 2:11:41 | 780 |