- 3 bd
- 2 ba
- 1,681 sqft

The average Oak Brook, IL home value is $993,234, up 9.2% 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: $993,234
1-Year Value Change: +9.2%
(Data through September 30, 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 $993,234 as of September 2026. This represents a 0.7% increase compared to last month and a 9.2% increase year-over-year.
Home values in Oak Brook, IL have increased by 0.7% month-over-month and 9.2% year-over-year.
The median home value in Oak Brook, IL ($993,234) compares to: DuPage County ($437,880), Illinois ($295,943), and the U.S. national median ($366,157).