Oak Brook, Illinois Map and Directory
The Census Bureau estimates that Oak Brook had about 8,016 residents in 2019, which is approximately 1,007 people per square mile of land area.
According to recent American Community Survey data, the median household income in Oak Brook was about $141,055 per year.
The Illinois counties map at upper right shows DuPage County, highlighted in red. Use the menu below to display interactive maps of Oak Brook, either in a frame on this page or in full-screen mode.
Use the menu below to display categorized Oak Brook directories.
Nearby Illinois Cities and Towns *
* Parenthesized numbers indicate economic activity levels.
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