Zachary Halliday has 4 recorded races from Cambridge, Massachusetts, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-12-07 | California International Marathon | 2:51:59 | 884 | |
| 2025-05-18 | 2025 Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 1:28:44 | 80 |
| 2023-05-28 | The M&T Bank Vermont City Marathon & Relay | 3:33:04 | 212 | |
| BMW Berlin Marathon 2023 | Marathon | 3:04:18 | 3411 |