Wil Mertsch has 4 recorded races from Wentzville, Missouri, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-05 | MO' Cowbell Marathon/Half-Marathon/10K/5K | 10K | 1:38:22 | 774 |
| 2024-10-06 | MO' Cowbell Marathon/Half-Marathon/10K/5K | 10K | 1:46:19 | 698 |
| 2023-10-01 | MO' Cowbell Marathon/Half-Marathon/10K/5K Half Marathon | Half Marathon | 4:03:11 | 2343 |
| 2022-10-02 | MO' Cowbell Marathon/Half-Marathon/10K/5K | 10K | 1:40:48 | 581 |