Zheng Ren has 3 recorded races from Indian Head Park, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-17 | 2026 Life Time Chicago Spring Half Marathon & 5K | 5K | 37:09 | 659 |
| 2025-09-28 | 2025 Life Time Chicago Half Marathon + 5K | Half Marathon | 2:40:28 | 6894 |
| 2025-05-18 | 2025 Life Time Chicago Spring Half & 10K | 10K | 1:02:35 | 585 |