Jeff Zonderman has 2 recorded races from Westwood, Massachusetts, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-10-12 | SouthCoast Wind Cape Cod Marathon Weekend Half Marathon | 1:57:12 | 384 | |
| 2022-10-01 | Mayflower Wind Cape Cod Marathon Half Marathon | 1:51:21 | 357 |