Sooyeon Mcmahon has 2 recorded races from San Marcos, CA, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-06-01 | 2025 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 3:18:52 | 15730 |
| 2024-06-02 | 2024 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 3:21:01 | 14857 |