Mary Lou Walker has 3 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-09-06 | 38th Annual Charleroi Little Great Race 5k Walk | 5K | 46:27 | 33 |
| 2024-09-07 | 37th Annual Charleroi Little Great Race 5k Walk | 5K | 44:56 | 32 |
| 2023-09-09 | 36th Annual Charleroi Little Great Race 5k Walk | 5K | 43:44 | 25 |