Ken Wittenberg has 2 recorded races from Deerfield, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-09-24 | Life Time Chicago Half Marathon + 5K presented by HOKA | Half Marathon | 2:20:14 | 4447 |
| 2022-09-25 | HOKA Chicago Half Marathon & 5K 12.6 Mile | 2:17:02 | 4883 |