Amanda Simper has 4 recorded races from St George, UT.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-04 | St. George Marathon | Marathon | 4:57:11 | 3419 |
| 2025-07-24 | Deseret News Marathon Half Marathon | Half Marathon | 2:05:52 | 661 |
| 2024-10-05 | St. George Marathon | Marathon | 4:59:46 | 2757 |
| 2023-09-09 | 2022 REVEL Big Cottonwood Half Marathon | Half Marathon | 2:33:07 | 2306 |