What is the population of Oak Brook?

The population of Oak Brook, IL is 8,046.

Where is Oak Brook located?

Oak Brook, IL is located at latitude 41.8328100 and longitude -87.9289500. It is in United States.

What is the area of Oak Brook?

The area of Oak Brook, IL is 21.474003 km².

What is the elevation of Oak Brook?

Oak Brook, IL has an elevation of 202 meters (663 feet) above sea level.

What time zone is Oak Brook in?

Oak Brook, IL is in the America/Chicago time zone.

What state is Oak Brook in?

Oak Brook is in the state of Illinois, United States.

What county is Oak Brook, IL in?

Oak Brook is in DuPage County, Illinois.

How has the population of Oak Brook changed?

The population of Oak Brook, IL has increased from 7,883 (2010) to 8,046 (2020), a change of 2.1%.

Oak Brook, Illinois

Oak Brook: village in DuPage County in Illinois

About

Oak Brook is a village located in the county of DuPage in the U.S. state of Illinois. Its population at the 2010 census was 7,883 and a population density of 367 people per km². After 10 years in 2020 city had an estimated population of 8,046 inhabitants.

The village was created 68 years ago in 1957.

Oak Brook locator map — Location of Oak Brook on Illinois map.

Quick Facts about Oak Brook

Population	8,046 (2020)
Country	United States of America
State	Illinois (United States)
County	DuPage County
Postal code	60523
Area	21.47 km²
Latitude & Longitude	41.8328,-87.9290
Altitude	663 feet / 202 meters
Establishment	January 01, 1958 (68 years ago)
Time Zone	America/Chicago
Local time	23:00:05 (17th April 2026)
Density	375 Pop. per km² as of 2020
Population growth	2.03% (2010-2020)
Weather	78℉ Partly Sunny 7-days weather

Mayslake Peabody Estate image

Geography

Oak Brook is located at 41°49'58"N 87°55'44"W (41.8328100, -87.9289500).

Oak Brook map

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Weather

78°F

Partly Sunny

5 to 15 mph SSE Friday

Partly sunny, with a high near 78.

7-Day Forecast

Official website of Oak Brook

Official Website

Demographics

The population of Oak Brook increased by 2.03% in 10 years.

Year	Population	% Change	Method
2010	7,883	-	census
2011	7,962	0.99%	estimation process
2012	7,995	0.41%	estimation process
2013	8,038	0.53%	estimation process
2014	8,070	0.4%	estimation process
2015	8,092	0.27%	estimation process
2016	8,087	-0.06%	estimation process
2017	8,081	-0.07%	estimation process
2018	8,065	-0.2%	estimation process
2019	8,016	-0.61%	estimation process
2020	8,046	0.37%	estimation process

Oak Brook zip code is 60523. County name: DuPage, County fips: 17043

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Best Things to Do in Oak Brook

1Graue Mill & Museum

Rating: 4.7 (504)

3800 York Rd, Oak Brook, IL 60523, United States View details

Phone: +16306552090 | Website available

2Fullersburg Woods Nature Education Center

Rating: 4.8 (496)

3609 Spring Rd, Oak Brook, IL 60523, United States View details

Phone: +16308508110

Fullersburg Woods Nature Education Center

3Lizzadro Museum of Lapidary Art

Rating: 4.8 (325)

1220 Kensington Rd, Oak Brook, IL 60523, United States View details

Phone: +16308331616 | Website available

4York Woods County Forest Preserve

Rating: 4.5 (175)

15W769 Timber Edge Dr, Oak Brook, IL 60523, United States View details

Phone: +16309337248 | Website available

Where to Stay in Oak Brook

1Hyatt Lodge Oak Brook Chicago

Rating: 4.5 (1435)

2815 Jorie Blvd, Oak Brook, IL 60523, United States View details

Phone: +16305681234 | Website available

2Hyatt House Chicago / Oak Brook

Rating: 4.4 (503)

210 22nd St, Oak Brook, IL 60523, United States View details

Phone: +16305901200 | Website available

People born in Oak Brook (2)

People born in Oak Brook, including Player of football Tim Stratton, businessman Rishi Shah, .

More notable people

Nearby Schools and Colleges

Schools and campuses linked to Oak Brook, IL. Select a name to open its map and contact details.

Code	Name	City	ZIP
407090	G Skin & Beauty Institute	Oakbrook (IL)	60523

Nearby Transit Stations (22)

Rail and bus stations connected to Oak Brook, IL. Select a station to open its map and address details.

Code	Name	Address	Type
LAG	La Grange Road	25 West Burlington St.	RAIL
SMT	Summit	Archer Ave. and South Center Ave.	RAIL
NPV	Naperville	105 E. Fourth Ave.	RAIL
CHI	Chicago Union Station	225 South Canal Street	RAIL
GLN	Glenview station	1116 Depot St.	RAIL

Nearby Post Offices

Closest post offices linked to Oak Brook.

Post Office Name	City	ZIP
Oak Brook Post Office	Oak Brook (IL)	60523

Other cities in DuPage County

Cities, towns, neighborhoods & other populated places in DuPage County , IL. (more)

City Name	Population	Title
Naperville	147,986	The second most populous city in Illinois.
Wheaton	52,451	The most populous city in DuPage County, Illinois.
Downers Grove	48,727	Village in Downers Grove, Lisle, and York Townships, DuPage County, Illinois, US
Elmhurst	46,532	A city in DuPage County, Illinois.
Lombard	43,961	Village in Illinois
Carol Stream	38,821	Town
Glendale Heights	33,351	Town
Woodridge	33,329	Suburb of Chicago in Illinois, USA
Glen Ellyn	27,402	Town in DuPage County, Illinois, USA
West Chicago	26,593	City in DuPage County, Illinois, United States
Westmont	24,266	City in DuPage County, Illinois, United States of America
Lisle	23,153	Town in Illinois
Roselle	22,550	Village in Ilinois, United States of America
Bloomingdale	21,723	Township in DuPage County, Illinois
Darien	21,531	Town in Connecticut
Villa Park	21,291	Human settlement in DuPage County, Illinois, United States of America

Distance to Other Cities

Oak Brook distances to largest Illinois cities