Lejo Mammen has 2 recorded races from Brea, California, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-02-22 | 33rd Annual Brea 8K Classic presented by Brea Mall 8K Run/Walk | 1:09:26 | 1390 | |
| 2024-02-25 | 31st Annual Brea 8K Classic presented by Brea Mall 8K Run/Walk | 1:02:08 | 1073 |