John Walther has 4 recorded races from El Cajon, CA, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-06-01 | 2025 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:55:46 | 3482 |
| 2024-06-02 | 2024 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:52:53 | 2618 |
| 2023-06-04 | 2023 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:48:24 | 1746 |
| 2022-06-05 | 2022 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:50:12 | 1458 |