Arun Sundaram has 3 recorded races from Chicago, -, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-08-24 | 2024 Chicago Triathlon International | Ultra Marathon | 3:28:08 | 1714 |
| 2023-08-27 | 2023 Chicago Triathlon Sprint | 1:23:44 | 218 | |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 3:10:29 | 1224 |