Diane Hartshorn has 3 recorded races from Manchester, New Hampshire, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-11-09 | The Elliot Manchester City Marathon Half Marathon | 2:52:05 | 732 | |
| 2024-08-08 | Delta Dental/Elliot Corporate Road Race 5K Run | 34:48 | 1535 | |
| 2023-11-12 | Manchester City Marathon Half Marathon | 2:51:55 | 456 |