Oak Brook, IL

Census Place

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2021 Population

8,178

1.15% 1-year growth

US Senator

Dick Durbin

Democratic Party

US Senator

Tammy Duckworth

Democratic Party

N/A Median Age

494.8

N/A 1-year N/A

2021 Poverty Rate

4.85%

16.4% 1-year increase

2021 Median Household Income

$146,409

4.03% 1-year growth

2021 Median Property Value

$801,600

4.01% 1-year growth

2021 Employed Population

3,020

4.75% 1-year growth

About

In 2021, Oak Brook, IL had a population of 8.18k people with a median age of 495 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.

United States Illinois Cook County, IL DuPage County, IL Chicago-Naperville-Elgin, IL-IN-WI Downers Grove Township PUMA, IL York Township PUMA, IL Proviso, Riverside & River Forest Townships PUMA, IL

Population & Diversity

Oak Brook, IL is home to a population of 8.18k people, from which 97.9% are citizens. As of 2021, 27.1% of Oak Brook, IL residents were born outside of the country (2.22k people).

In 2021, there were 2.04 times more White (Non-Hispanic) residents (5.05k people) in Oak Brook, IL than any other race or ethnicity. There were 2.47k Asian (Non-Hispanic) and 221 Two+ (Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

97.9%

2021 Citizenship

98.1%

2020 Citizenship

As of 2021, 97.9% of Oak Brook, IL residents were US citizens, which is higher than the national average of 93.4%. In 2020, the percentage of US citizens in Oak Brook, IL was 98.1%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Oak Brook, IL compared to that of it's neighboring and parent geographies.

Diversity

Race and Ethnicity

The 3 largest ethnic groups in Oak Brook, IL

White (Non-Hispanic)
5.05k ± 438
Asian (Non-Hispanic)
2.47k ± 405
Two+ (Hispanic)
221 ± 152

4.52%

Hispanic Population

370 people

4.52% of the people in Oak Brook, IL are hispanic (370 people).

The following chart shows the 7 races represented in Oak Brook, IL as a share of the total population.

Global Diversity

The PUMS dataset is not available at the Place level, so we are showing data for Illinois.

Most Common Origin

Mexico
630,004 ± 19,002 people
India
162,094 ± 9,822 people
Poland
126,931 ± 8,704 people

In 2021, the most common birthplace for the foreign-born residents of Illinois was Mexico, the natal country of 630,004 Illinois residents, followed by India with 162,094 and Poland with 126,931.

Foreign-Born Population

27.1%

2021 Foreign-Born Population

2.22k people

26.7%

2020 Foreign-Born Population

2.16k people

As of 2021, 27.1% of Oak Brook, IL residents (2.22k people) were born outside of the United States, which is higher than the national average of 13.6%. In 2020, the percentage of foreign-born citizens in Oak Brook, IL was 26.7%, meaning that the rate has been increasing.

The following chart shows the percentage of foreign-born residents in Oak Brook, IL compared to that of it's neighboring and parent geographies.

Military

Veterans

Most Common Service Period

Vietnam
158 ± 79
Korea
18 ± 26
Gulf War (1990s)
11 ± 25

Oak Brook, IL has a large population of military personnel who served in Vietnam, 8.78 times greater than any other conflict.

Economy

The economy of Oak Brook, IL employs 3.02k people. The largest industries in Oak Brook, IL are Health Care & Social Assistance (809 people), Retail Trade (348 people), and Professional, Scientific, & Technical Services (291 people), and the highest paying industries are Health Care & Social Assistance ($167,019), Accommodation & Food Services ($166,339), and Finance & Insurance ($146,743).

Males in Illinois have an average income that is 1.34 times higher than the average income of females, which is $61,278. The income inequality in Illinois (measured using the Gini index) is 0.478, which is higher than than the national average.

Employment

Occupations

3.02k

2021 Value

± 358

4.75%

1 Year growth

± 15.9%

From 2020 to 2021, employment in Oak Brook, IL grew at a rate of 4.75%, from 2.88k employees to 3.02k employees.

The most common job groups, by number of people living in Oak Brook, IL, are Management Occupations (756 people), Health Diagnosing & Treating Practitioners & Other Technical Occupations (665 people), and Sales & Related Occupations (328 people). This chart illustrates the share breakdown of the primary jobs held by residents of Oak Brook, IL.

Unemployment Insurance Claims

Data is only available at the state level. Showing data for false.

This chart shows weekly unemployment insurance claims in Illinois (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

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Industries

Employment by Industries

3.02k

2021 Value

± 358

4.75%

1 Year growth

± 15.9%

From 2020 to 2021, employment in Oak Brook, IL grew at a rate of 4.75%, from 2.88k employees to 3.02k employees.

The most common employment sectors for those who live in Oak Brook, IL, are Health Care & Social Assistance (809 people), Retail Trade (348 people), and Professional, Scientific, & Technical Services (291 people). This chart shows the share breakdown of the primary industries for residents of Oak Brook, IL, though some of these residents may live in Oak Brook, IL and work somewhere else. Census data is tagged to a residential address, not a work address.

Median Earnings by Industry

$129,712

Median earning men ± $20,797

$78,438

Median earning women ± $16,517

The industries with the best median earnings for men in 2021 are Educational Services, & Health Care & Social Assistance ($169,722), Finance & Insurance, & Real Estate & Rental & Leasing ($146,490), and Manufacturing ($129,107).

The industries with the best median earnings for women in 2021 are Arts, Entertainment, & Recreation, & Accommodations & Food Services ($250,001), Finance & Insurance, & Real Estate & Rental & Leasing ($187,885), and Manufacturing ($97,625).

Employment by Industry Sector

Data is only available at the state level. Showing data for false.

Y-Axis

2.75%

Year-over-year growth

Employment change between February 2022 and February 2023

As of February 2023, there are 155M people employed in Illinois. This represents a 2.75% increase in employment when compared to February 2022.

The following chart shows monthly employment numbers for each industry sector in Illinois.

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Domestic Trade

Domestic Production & Consumption

Domestic production and consumption consists of products and services shipped from Illinois to other states, or from other states to Illinois.

Top Domestic Production in Dollars

In 2020, the top outbound Illinois product (by dollars) was Electronics with $134B, followed by Pharmaceuticals ($110B) and Mixed freight ($86.9B).

The following chart shows the share of these products in relation to all outbound Illinois products.

Domestic Trade Growth

Showing data for Illinois.

$1T

2020 Value in Illinois

$1.94T

Projected 2050 Value in Illinois

93.1% growth

In 2020, total outbound Illinois trade was $1T. This is expected to increase 93.1% to $1.94T by 2050.

The following chart shows how the domestic outbound Illinois trade is projected to change in comparison to its neighboring states.

Interstate Trade

Interstate trade consists of products and services shipped from Illinois to other states, or from other states to Illinois.

Most Common Trade Partners

Indiana
$79.7B
Wisconsin
$55.8B
Michigan
$41.4B

In 2020, the top outbound Illinois domestic partner for goods and services (by dollars) was Indiana with $79.7B, followed by Wisconsin with $55.8B and Michigan and $41.4B.

The following map shows the amount of trade that Illinois shares with each state (excluding itself).

Civics

In the 2020 presidential election, the popular vote in Illinois went to Joseph R Biden Jr. with 57.5% of the vote. The runner-up was Donald J. Trump (40.6%), followed by Jo Jorgensen (1.1%).

Dick Durbin and Tammy Duckworth are the senators currently representing the state of Illinois. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

Illinois is currently represented by 17 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

Presidential Elections

Presidential Popular Vote Over Time

Voting results are not available for Oak Brook, IL. Showing the available data for Illinois.

2020 Election Results

Joseph R Biden Jr. (57.5%)
Democratic Party
Donald J. Trump (40.6%)
Republican Party
Jo Jorgensen (1.1%)
Libertarian Party

In the 2020 presidential election, the popular vote in Illinois went to Joseph R Biden Jr. with 57.5% of the vote. The runner-up was Donald J. Trump (40.6%), followed by Jo Jorgensen (1.1%).

The following chart shows the popular vote results in Illinois for each registered party from 1976 to 2020.

Senator Elections

US Senators from Illinois

Senatorial voting results are only available at the state level. Showing data for Illinois.

Dick Durbin

Senator from Illinois

Assumed office on January 3, 1997

Tammy Duckworth

Senator from Illinois

Assumed office on January 3, 2017

Dick Durbin and Tammy Duckworth are the senators currently representing Illinois.

In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

The following chart shows elected senators in Illinois over time, excluding special elections, colored by their political party.

US Representative Elections

US Representatives from Illinois

Illinois is currently represented by 17 members in the U.S. house.

Members of the House of Representives are elected to 2-year terms, and the following chart shows the how the members for Illinois have changed over time starting in 2008.

Education

In 2021, universities in Oak Brook, IL awarded 768 degrees. The student population of Oak Brook, IL in 2021 is skewed towards women, with 125 male students and 1,152 female students.

Most students graduating from Universities in Oak Brook, IL are Hispanic or Latino (222 and 28.9%), followed by White (218 and 28.4%), Black or African American (208 and 27.1%), and Asian (88 and 11.5%).

The largest universities in Oak Brook, IL by number of degrees awarded are Oak Point University (495 and 64.5%), G Skin & Beauty Institute (407090) (221 and 28.8%), and Verve College (52 and 6.77%).

The most popular majors in Oak Brook, IL are Registered Nursing (430 and 56%), Aesthetician & Skin Care Specialist (198 and 25.8%), and Licensed Practical & Vocational Nurse Training (52 and 6.77%).

The median tuition cost in Oak Brook, IL for private four year colleges is $24,889.

Admissions & Enrollments

Enrollments by Gender and Races

In 2021 there were 1,277 students enrolled in Oak Brook, IL, 9.79% men and 90.2% women.

By race, the largest number of students enrolled was concentrated in Black or African American with 494 records, of which 93.9% were women and 6.07% men.

Completions

Concentrations

Most Common

Health Information & Medical Records Administration
2 degrees awarded
Registered Nursing
430 degrees awarded
Radiographer
32 degrees awarded

In 2021, the most common concentation for Bachelors Degree recipients in Oak Brook, IL was Health Information & Medical Records Administration with 2 degrees awarded.

This visualization illustrates the percentage of students graduating with a Bachelors Degree from schools in Oak Brook, IL according to their major.

Universities

Gender

Race

Largest Universities by degrees awarded

Oak Point University
495 degrees awarded
G Skin & Beauty Institute (407090)
221 degrees awarded
Verve College
52 degrees awarded

In 2021, the institution with the largest number of graduating students was Oak Point University with 495 degrees awarded.

Student Diversity

In 2021, 81 men were awarded degrees from institutions in Oak Brook, IL, which is 0.118 times less than the 687 female students who received degrees in the same year.

In 2021 the most common race/ethnicity group awarded degrees at institutions was Hispanic or Latino students. These 222 degrees mean that there were 1.02 times more degrees awarded to Hispanic or Latino students then the next closest race/ethnicity group, White, with 218 degrees awarded.

Awarded Degrees over Time

The graph shows the evolution of awarded degrees by degrees. Under the paragraphs, the average number of awarded degrees by university in each degree is shown.

Tuition

Average Net Price by Sector

Private not-for-profit, 4-year or above ($24,889) is the sector with the highest median state tuition in 2021.

Private not-for-profit, 4-year or above ($580) is the sector with the highest median state fee in 2021.

The graph shows the average net price by sector and year.

Working Population

Educational Pyramid

Data is only available at the state level. Showing data for Illinois.

Measure

In 2021, 0.977% of men over 25 years of age had not completed any academic degree (no schooling), while 0.946% of women were in the same situation.

This visualization shows the gender distribution of the population according to the academic level reached.

Educational Attainment

Data is only available at the state level. Showing data for Illinois.

Race

The most common educational levels obtained by the working population in 2021 were High School or Equivalent (2.61M), Some college (2.19M), and Bachelors Degree (2.07M).

This visualization illustrates the percentage distribution of the population according to the highest educational level reached. You can filter the data by race by using the selector above.

Housing & Living

The median property value in Oak Brook, IL was $801,600 in 2021, which is 3.27 times larger than the national average of $244,900. Between 2020 and 2021 the median property value increased from $770,700 to $801,600, a 4.01% increase. The homeownership rate in Oak Brook, IL is 94.7%, which is approximately the same as the national average of 64.6%.

People in Oak Brook, IL have an average commute time of 30.5 minutes, and they drove alone to work. Car ownership in Oak Brook, IL is approximately the same as the national average, with an average of 2 cars per household.

Median household income in Oak Brook, IL is $146,409. In 2021, the place with the highest median household income in Oak Brook, IL was Census Tract 8185 with a value of $93,161, followed by Census Tract 8446.02 and Census Tract 8445.02, with respective values of $86,209 and $83,750.

Housing

Property

$801,600

Median Property Value 2021

±$67,822

$2,908

Median Property Taxes

±$296

The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In Oak Brook, IL the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in Oak Brook, IL compared to it's parent and neighbor geographies.

Rent vs Own

94.7%

Homeownership

2021

70.7%

Homeowners with Mortgage

2021

In 2021, 94.7% of the housing units in Oak Brook, IL were occupied by their owner. This percentage declined from the previous year's rate of 96.3%.

This chart shows the percentage of owner in Oak Brook, IL compared it's parent and neighboring geographies.

Equity

Income by Location

Use the dropdown to filter by race/ethnicity.

Race/Ethnicity

Highest Median Household Income (Total)

Census Tract 8185
Census Tract 8446.02
Census Tract 8445.02

In 2021, the place with the highest Median Household Income (Total) in Oak Brook, IL was Census Tract 8185 with a value of $93,161, followed by Census Tract 8446.02 and Census Tract 8445.02, with respective values of $86,209 and $83,750.

The following map shows all of the places in Oak Brook, IL colored by their Median Household Income (Total).

Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.

$146,409

Median Household Income

± $7,683

3.07k

Number of Households

± 355

In 2021, the median household income of the 3.07k households in Oak Brook, IL grew to $146,409 from the previous year's value of $140,743.

The following chart displays the households in Oak Brook, IL distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $200k+ range.

Wage Distribution

The closest comparable wage GINI for Oak Brook, IL is from Illinois.

0.478

2021 Wage GINI in Illinois

0.479

2020 Wage GINI in Illinois

In 2021, the income inequality in Illinois was 0.478 according to the GINI calculation of the wage distribution. Income inequality had a 0.0522% decline from 2020 to 2021, which means that wage distribution grew somewhat more even. The GINI for Illinois was higher than than the national average of 0.478. In other words, wages are distributed less evenly in Illinois in comparison to the national average.

This chart shows the number of workers in Illinois across various wage buckets compared to the national average.

Transportation

Commuter Transportation

Most Common Commute in 2021

Drove Alone (75%)
Worked At Home (16.4%)
Carpooled (5.42%)

In 2021, 75% of workers in Oak Brook, IL drove alone to work, followed by those who worked at home (16.4%) and those who carpooled to work (5.42%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

Commute Time

30.5 minutes

Average Travel Time

Using averages, employees in Oak Brook, IL have a longer commute time (30.5 minutes) than the normal US worker (26.8 minutes). Additionally, 1.09% of the workforce in Oak Brook, IL have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Oak Brook, IL compares to that of it's neighboring and parent geographies.

Car Ownership

2 cars

Average Number

The following chart displays the households in Oak Brook, IL distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Oak Brook, IL have 2 cars.

Poverty

Poverty & Diversity

4.85% of the population for whom poverty status is determined in Oak Brook, IL (392 out of 8.08k people) live below the poverty line, a number that is lower than the national average of 12.6%. The largest demographic living in poverty are Females 45 - 54, followed by Males 18 - 24 and then Females 75+.

The most common racial or ethnic group living below the poverty line in Oak Brook, IL is White, followed by Asian and Two Or More.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

Social Needs

Data only available at the state level.

Most prevalent states

California
35,798 individuals
New York
5,087 individuals
Florida
4,915 individuals

In 2017, California had the highest estimated number of chronically homeless individuals in the nation, at 35,798. New York has the second highest (5,087), followed by Florida (4,915).

The following map shows the estimated number of chronically homeless individuals by state over multiple years.

Health

98.5% of the population of Oak Brook, IL has health coverage, with 51.3% on employee plans, 4.88% on Medicaid, 29.1% on Medicare, 13% on non-group plans, and 0.235% on military or VA plans.

Primary care physicians in DuPage County, IL see 738 patients per year on average, which represents a 0.806% decrease from the previous year (744 patients). Compare this to dentists who see 880 patients per year, and mental health providers who see 287 patients per year.

Coverage

Patient to Clinician Ratios

Data is only available at the country level. Showing data for DuPage County, IL.

738 to 1

Patient to Primary Care Physician Ratio in DuPage County, IL

Primary care physicians in DuPage County, IL see an average of 738 patients per year. This represents a 0.806% decrease from the previous year (744 patients).

The following chart shows how the number of patients seen by primary care physicians has been changing over time in DuPage County, IL in comparison to its neighboring geographies.

Health Care Diversity

In 2021, insured persons according to age ranges were distributed in 20.8% under 18 years, 10.2% between 18 and 34 years, 34.8% between 35 and 64 years, and 34.3% over 64 years.

By gender, of the total number of insured persons, 46.4% were men and 53.6% were women.

The following chart shows the number of people with health coverage by gender.

Uninsured People

1.54%

Uninsured

51.3%

Employer Coverage

4.88%

Medicaid

29.1%

Medicare

13%

Non-Group

0.235%

Military or VA

Between 2020 and 2021, the percent of uninsured citizens in Oak Brook, IL declined by 26.8% from 2.1% to 1.54%.

The following chart shows how the percent of uninsured individuals in Oak Brook, IL changed over time compared with the percent of individuals enrolled in various types of health insurance.