- 1 bd
- 1 ba
- 719 sqft

The average Oak Brook, IL home value is $990,584, up 8.9% over the past year. (Updated on )
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $990,584
1-Year Value Change: +8.9%
(Data through August 31, 2026)
Zillow is more than a place to browse homes. It’s a place to connect with a local agent, explore financing solutions, schedule home tours, understand your buying and selling power, and more.
The median home value in Oak Brook, IL is $990,584 as of August 2026. This represents a 0.6% increase compared to last month and a 8.9% increase year-over-year.
Home values in Oak Brook, IL have increased by 0.6% month-over-month and 8.9% year-over-year.
The median home value in Oak Brook, IL ($990,584) compares to: DuPage County ($442,030), Illinois ($297,573), and the U.S. national median ($368,697).