Is Oak Brook, IL 60523 a buyer’s or seller’s market?

The Oak Brook housing market right now

In the three months ending August 31, 2026, 23% of homes in Oak Brook, IL 60523 sold above their list price, the typical home went under contract in 51 days and there were 3 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 41 home sales.

Compared with the same period a year earlier, the share selling over asking rose from 17%, homes sold faster (71 days then) and the median sale price rose 2% to $769,667. Overall, Oak Brook is more competitive than a year ago, so tougher for buyers.

Within DuPage County, homes here sell more slowly than in 86% of the county’s ZIP codes, and sell less often over asking than in 97%. On our competition score, Oak Brook ranks #403 of 464 IL ZIP codes with enough sales (score 44 out of 100).

Nearby, buyers who want less competition could look at Wayne 60184 (20% sold over asking), while Medinah 60157 (80% sold over asking) and Villa Park 60181 (60% sold over asking) are even more competitive.