Preston Cox has 4 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-11-28 | 2024 Blue Talon Bistro Turkey Trot 5K Run/Walk | 5K | 31:54 | 743 |
| 2024-08-24 | 2024 Chicago Triathlon International | Ultra Marathon | 3:22:49 | 1585 |
| 2024-05-19 | 2024 Life Time Chicago Spring Half & 10K | 10K | 1:01:18 | 448 |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 3:02:14 | 916 |