Erik Penfield has 2 recorded races from Ballwin, Missouri, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-10-01 | MO' Cowbell Marathon/Half-Marathon/10K/5K Half Marathon | Half Marathon | 2:16:49 | 1155 |
| 2022-10-02 | MO' Cowbell Marathon/Half-Marathon/10K/5K Half Marathon | Half Marathon | 2:10:00 | 849 |