Mackenzie Marsella has 2 recorded races from Plainville, Connecticut, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-11 | Eversource Hartford Marathon Half Marathon | Half Marathon | 2:04:25 | 1652 |
| 2025-06-07 | UConn Health Half Marathon, 10K & 5K on Iron Horse | 10K | 54:43 | 133 |