Michelle Gaffaney has 2 recorded races from Boulder, Colorado, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-07-28 | 2023 Stages Cycling Leadville Stage Race Day 1 - 40 Miles | Ultra Marathon | 4:24:55 | 298 |
| 2023-07-28 | 2023 Stages Cycling Leadville Stage Race Day 2 - 20 Miles | 3:25:28 | 276 |