Heather McNiff has 2 recorded races from Seattle, WA.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-06-13 | Run Super Series | Super Marathon and Half | Marathon | 3:19:45 | 75 |
| 2022-06-18 | 2022 Life Time Leadville Trail Marathon & Heavy Half 2022 Leadville Trail Heavy Half | 3:31:21 | 138 |