Efren Guillermo Alarcon Espinoza has 2 recorded races from MEXICALI, BAJA CALIFORNIA, MX.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-06-01 | 2025 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 2:10:57 | 6842 |
| 2023-06-04 | 2023 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 2:12:24 | 5968 |