Mary Ann Peters has 4 recorded races from La Grange Park, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-08-23 | 2025 Chicago Triathlon Sprint | 2:17:21 | 1934 | |
| 2024-08-24 | 2024 Chicago Triathlon Sprint | 2:26:26 | 1691 | |
| 2023-08-27 | 2023 Chicago Triathlon International | Ultra Marathon | 3:16:32 | 2467 |
| 2022-08-28 | 2022 Chicago Triathlon International - Individual | Ultra Marathon | 4:13:58 | 2325 |