Mary Alyna Sladewski has 2 recorded races from Wheaton, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-05-18 | 2025 Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 1:40:56 | 419 |
| 2023-05-21 | Life Time Chicago Spring Half & 10K Half Marathon | Half Marathon | 1:57:52 | 1427 |