Median Age
56 Years
Largest Age Group
70-79 Years
Approximately 18% of Residents
Under 20
18%
Over 65
38%
Avg Rent
$2,709
Population
7,959
Renter Mix
14% Rent
Oak Brook has built an identity all its own in the western suburbs of Chicago, drawing in corporate headquarters, wide open green space, and a level of polish that sets it apart from neighboring communities. About 20 miles from downtown Chicago, this DuPage County village was shaped by a single ambitious vision: developer Paul Butler incorporated the village in 1958 and laid out a plan of estate-lot zoning, golf courses, and polo fields that still defines its character today. Global brands including Ace Hardware, Portillo's Restaurants, and Lions Clubs International all call Oak Brook home, giving the village a strong economic backbone.
Renters here can choose from luxury apartment communities, spacious condos, and townhomes, with most offerings leaning toward modern finishes and generous square footage. The housing stock reflects the village's deliberate, low-density design, where corporate campuses and manicured grounds are part of the everyday backdrop. Elmhurst University and College of DuPage are both within a short drive, adding an academic presence to the area. The village spans roughly nine square miles, keeping things quiet and unhurried while remaining highly accessible. Metra BNSF commuter rail stations in nearby Hinsdale are just minutes away by car, and both O'Hare and Midway airports are reachable in under 30 minutes.
Beautiful Salt Creek has a scenic observation station.
Oak Brook is a scenic community.
Oakbrook Center is home to the District Food Hall.
Play all the tennis you can at Central Park.
Oak Brook Park District Recreation Center has a large playground.
There are plenty of shops to explore near Oak Brook.
Median Household Income
$135,416
Average: $163,740
Education
4,025
Residents Have a Degree
Job Market
3,319
Workers Employed
Median Age
56 Years
Largest Age Group
70-79 Years
Approximately 18% of Residents
Under 20
18%
Over 65
38%
Housing Distribution
Oak Brook has more homeowners than renters.
Education Distribution
Review this city's overall education levels.
As of September 2026, the average apartment rent in Oak Brook, IL is $2,731 for one bedroom, $4,496 for two bedrooms, and $6,576 for three bedrooms. Apartment rent in Oak Brook has increased by 1.1% in the past year.
Explore how walkable, bikeable, drivable, and transit-friendly Oak Brook, IL is for everyday living.
Fairly Walkable
Walkability
Minimal Public Transit
Transit
Exceptionally Drivable
Drivability
Fairly Bikeable
Bikeability
Brook Forest Elementary School
Public
Grades K-5
292 Students
Public
Grades 6-8
163 Students
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© 2026. All rights reserved.
† Our analysis of utilities, groceries, transportation, healthcare, home prices, and other goods and services is sourced from the Cost of Living Index, a respected benchmark published by the Council for Community and Economic Research (C2ER) that provides a thorough overview of living expenses across different regions.
Rent data is provided by CoStar Group’s Market Trend reports. As the industry leader in commercial real estate information, analytics, and news, CoStar conducts extensive research to produce and maintain a comprehensive database of commercial real estate information. We combine this data with public record to provide the most up-to-date rental information available.
Consumer goods, services, and home prices are sourced from the Cost of Living Index published by the Council for Community and Economic Research (C2ER). The data on this page is updated quarterly. It was last published in September 2026.
Demographic information comes from Neustar and combines detailed address data with U.S. Census and American Community Survey statistics to produce reliable local estimates.