Crystal Petersma Foster has 4 recorded races from Aurora, Colorado, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-08-10 | 2025 Life Time Leadville 10K presented by La Sportiva | 10K | 1:19:20 | 544 |
| 2024-08-11 | 2024 Life Time Leadville 10K presented by La Sportiva | 10K | 1:17:12 | 516 |
| 2023-08-13 | 2023 Life Time Leadville 10K presented by La Sportiva | 10K | 1:38:20 | 539 |
| 2022-08-14 | 2022 Leadville Trail 10K presented by La Sportiva 10K Run | 10K | 1:14:36 | 371 |