David Tong has 4 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-08-23 | 2025 Chicago Triathlon Olympic | Ultra Marathon | 2:48:31 | 547 |
| 2025-08-23 | 2025 Chicago Triathlon Sprint | 1:49:19 | 709 | |
| 2025-08-23 | 2025 Chicago Triathlon Triple Challenge Results | Ultra Marathon | 5:23:38 | 47 |
| 2025-08-23 | 2025 Chicago Triathlon SuperSprint | 45:48 | 86 |