Ann Zerfas has 8 recorded races from Chicago, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-08-23 | 2025 Chicago Triathlon Olympic | Ultra Marathon | 2:53:55 | 761 |
| 2025-08-23 | 2025 Chicago Triathlon Sprint | 1:47:38 | 608 | |
| 2025-08-23 | 2025 Chicago Triathlon Triple Challenge Results | Ultra Marathon | 5:26:18 | 52 |
| 2025-08-23 | 2025 Chicago Triathlon SuperSprint | 44:45 | 71 | |
| 2024-11-28 | 2024 Life Time Turkey Trot Chicago 5K & 8K | 41:01 | 239 | |
| 2024-09-29 | 2024 Life Time Chicago Half Marathon + 5K | Half Marathon | 1:49:18 | 929 |
| 2024-08-24 | 2024 Chicago Triathlon International | Ultra Marathon | 2:56:40 | 744 |
| 2023-08-27 | 2023 Chicago Triathlon Sprint | 1:29:36 | 482 |