Isabel Ferris has 3 recorded races from San Anselmo, California, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-04-12 | Schneider Electric Marathon de Paris 2026 — Marathon de Paris | Marathon | 5:08:57 | 50796 |
| 2023-10-15 | Clo Cow Half Marathon 2023 10K | 10K | 48:38 | 18 |