In 2021, Oak Brook, IL had a population of 8.18k people with a median age of 53.9 and a median household income of $146,409. Between 2020 and 2021 the population of Oak Brook, IL grew from 8,085 to 8,178, a 1.15% increase and its median household income grew from $140,743 to $146,409, a 4.03% increase.
The 5 largest ethnic groups in Oak Brook, IL are White (Non-Hispanic) (61.8%), Asian (Non-Hispanic) (30.3%), Two+ (Hispanic) (2.7%), Two+ (Non-Hispanic) (2.19%), and White (Hispanic) (1.68%).
None of the households in Oak Brook, IL reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
97.9% of the residents in Oak Brook, IL are U.S. citizens.
The largest universities in Oak Brook, IL are Oak Point University (495 degrees awarded in 2021), G Skin & Beauty Institute (407090) (221 degrees), and Verve College (52 degrees).
In 2021, the median property value in Oak Brook, IL was $801,600, and the homeownership rate was 94.7%.
Most people in Oak Brook, IL drove alone to work, and the average commute time was 30.5 minutes. The average car ownership in Oak Brook, IL was 2 cars per household.