Shannon Peck has 2 recorded races from Sioux Falls, South Dakota, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-07-24 | 2026 Life Time Leadville Stage Race Day 3 - 40 Miles | Ultra Marathon | 3:54:04 | 141 |
| 2026-07-24 | 2026 Life Time Leadville Stage Race 2 Day Totals | Ultra Marathon | 7:17:12 | 155 |