Des Mckeown has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| TCS London Marathon 2025 | Marathon | 4:09:43 | 20676 | |
| TCS London Marathon 2024 | Marathon | 4:17:33 | 26424 | |
| TCS London Marathon 2023 | Marathon | 3:40:38 | 11577 | |
| TCS London Marathon 2022 | Marathon | 3:36:04 | 6851 |