Vairavan Arunachalam has 4 recorded races from Portland, OR.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-05 | 2025 Portland Marathon Half Marathon | Half Marathon | 2:33:16 | 3685 |
| 2024-10-06 | 2024 Portland Marathon by OHSU Half Marathon | Half Marathon | 2:37:23 | 3120 |
| 2023-10-01 | 2023 Portland Marathon by OHSU Half Marathon | Half Marathon | 2:18:46 | 2168 |
| 2022-10-02 | 2020 Portland Marathon by OHSU Half Marathon | Half Marathon | 2:00:09 | 944 |