Demographics in Oak Brook, IL
Population, age, race, ethnicity, and household statistics — 2023 ACS Data
Where is Oak Brook?
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Population
Source: U.S. Census Bureau ACS (2023)Total Population
8,028
Male
3,738
46.6%
Female
4,290
53.4%
Median Age
51.7
Age Distribution
Source: U.S. Census Bureau ACS (2023)Race & Ethnicity
Source: U.S. Census Bureau ACS (2023)White61.5%
Black1.1%
Hispanic6.5%
Asian29.8%
Two or More7.0%
Other0.6%
Education & Household
Source: U.S. Census Bureau ACS (2023)Bachelor's or Higher
47.9%
High School or Higher
57.3%
Foreign Born
27.8%
Veterans
2.8%
Married
50.9%
Avg Household Size
2.8
Marital Status by Age
Source: U.S. Census Bureau ACS (2023)Oak Brook, IL has a population of 8,028 with a median age of 51.7. The racial makeup is 61.5% White, 6.5% Hispanic, 1.1% Black, 29.8% Asian. About 47.9% of residents hold a bachelor's degree or higher. The foreign-born population is 27.8%.