Cynthia Sperry has 3 recorded races from Idaho Falls, Idaho, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-07-04 | 20th Annual FireKracker 5K 2025 | 5K | 40:02 | 461 |
| 2024-07-04 | 19th Annual FireKracker 5K 2024 | 5K | 38:51 | 402 |
| 2022-07-04 | 17th Annual FireKracker 5K 2022 | 5K | 37:04 | 251 |