DuPage County, Illinois Population 2020

DuPage County, Illinois's estimated population is 930,662 with a growth rate of -0.11% in the past year according to the most recent United States census data. DuPage County, Illinois is the 2nd largest county in Illinois.

Year Population Growth Growth Rate
2018928,589-2,073-0.22%
2017930,662-1,018-0.11%
2016931,680-2,285-0.24%
2015933,9651450.02%
2014933,8201,3010.14%
2013932,5193,6960.40%
2012928,8233,9710.43%
2011924,8526,8230.74%
2010918,029136,36317.45%
1990781,666122,83118.64%
1980658,835166,95333.94%
1970491,882178,42356.92%
1960313,459158,860102.76%
1950154,59951,11949.40%
1940103,48011,48212.48%
193091,99849,878118.42%
192042,1208,68825.99%
191033,4325,23618.57%
190028,1965,64525.03%
189022,5513,39017.69%
188019,1612,47614.84%
187016,6851,98413.50%
186014,7015,41158.25%
18509,2905,755162.80%
18403,5350.00%

How Many People Live in DuPage County, Illinois?

930,662

Population by Race

Race Population Percentage
White721,72177.46%
Asian108,72711.67%
Black or African American44,2874.75%
Some Other Race29,7503.19%
Two or More Races24,7952.66%
American Indian and Alaska Native2,0370.22%
Native Hawaiian and Other Pacific Islander4260.05%

DuPage County, Illinois Population Pyramid 2020

DuPage County, Illinois Median Age

39.1


Total

37.8


Male

40.4


Female

DuPage County, Illinois Adults

There are 716,869 adults, (134,729 of whom are seniors) in DuPage County, Illinois.

DuPage County, Illinois Age Dependency

60.1

Age Dependency Ratio

23.1

Old Age Dependency Ratio

36.9

Child Dependency Ratio

DuPage County, Illinois Sex Ratio

Female

474,565

50.93%

Male

457,178

49.07%

DuPage County, Illinois Households and Families

DuPage County, Illinois Renter vs Owner Occupied by Household Type

DuPage County, Illinois Household Types

Type Owner Renter
Married85.3%14.7%
All73.2%26.8%
Male60.4%39.6%
Non Family57.1%42.9%
Female54.3%45.7%

73.2%

Rate of Home Ownership

Type Count Average Size Owned
All341,8232.6973.2
Married196,3483.3385.3
Non Family102,7571.2257.1
Female30,6793.2454.3
Male12,0393.3260.4

3.26

Average Family Size

2.69

Average Household Size

4.5%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

DuPage County, Illinois Education

Education Attained Count Percentage
Less Than 9th Grade23,7523.74%
9th to 12th Grade23,2443.66%
High School Graduate116,27318.31%
Some College115,14318.14%
Associates Degree46,9247.39%
Bachelors Degree186,48929.37%
Graduate Degree123,07319.38%

DuPage County, Illinois Educational Attainment by Race

Name Total High School Bachelors
White452,922436,727230,359
Asian75,66569,38453,135
Hispanic71,38249,16112,848
Black27,30925,5419,269
Other Race16,85110,6851,874
Multiple Races9,0468,0993,988
Native American1,2271,040289
Islander281256151

The highest rate of high school graduation is among white people with a rate of 96.42%.

The highest rate of bachelors degrees is among asian people with a rate of 70.22%.

Name Average Male Female
Overall$51,976$63,679$40,536
Less Than High School$25,823$30,098$18,629
High School Grad$34,368$43,152$27,039
Some College$42,296$52,753$34,315
Bachelors Degree$62,787$79,472$48,347
Graduate Degree$84,470$106,522$66,030

$51,976

Average Earnings

$63,679

Average Male

$40,536

Average Female

DuPage County, Illinois Language

DuPage County, Illinois Language by Age

DuPage County, Illinois Language

72.95% of DuPage County, Illinois residents speak only English, while 27.05% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 10.58% of the population.

DuPage County, Illinois Poverty

DuPage County, Illinois Poverty by Race

Name Total In Poverty Poverty Rate
White617,59927,9864.53%
Hispanic130,39316,28812.49%
Black43,4428,07318.58%
Asian107,9137,8817.30%
Other29,5175,00416.95%
Multiple24,3372,48010.19%
Native2,02221610.68%
Islander425184.24%

6.77%

Overall Poverty Rate

6.06%

Male Poverty Rate

7.45%

Female Poverty Rate

Poverty in DuPage County, Illinois

The race most likely to be in poverty in DuPage County, Illinois is Black, with 18.58% below the poverty level.

The race least likely to be in poverty in DuPage County, Illinois is Islander, with 4.24% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.31%. Among those working part-time, it was 9.09%, and for those that did not work, the poverty rate was 12.24%.

Name Poverty
Less Than High School14.47%
High School8.67%
Some College6.26%
Bachelors or Greater3.06%
Name Poverty
Male Unemployed20.88%
Female Unemployed19.79%
Female Employed3.92%
Male Employed3.01%

DuPage County, Illinois Income

DuPage County, Illinois Income by Household Type

Name Median Mean
Households$88,711$117,832
Families$108,865$139,241
Married Families$120,508$153,041
Non Families$49,392$64,471

DuPage County, Illinois Marital Status

DuPage County, Illinois Marital Status

Marriage Rates

55.6%

Overall Marriage Rate

57.3%

Male Marriage Rate

53.9%

Female Marriage Rate

DuPage County, Illinois Married by Age and Sex

DuPage County, Illinois Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

DuPage County, Illinois Marital Status by Race

DuPage County, Illinois Veterans

33,751

Number of Veterans

31,913

Male Veterans

1,838

Female Veterans

War Veterans
Vietnam12,799
First Gulf War4,481
Second Gulf War4,242
Korea3,570
World War II2,122

DuPage County, Illinois Veterans by Race

Name Veterans % of Total
White30,3885.37%
Hispanic1,9632.27%
Black1,6845.17%
Asian9531.13%
2 or More3683.08%
Other2781.36%
Indian483.46%
Hawaiian3211.11%

DuPage County, Illinois Veterans by Education

3.74%

Veteran Poverty Rate

23.53%

Veteran Disability Rate

DuPage County, Illinois Employment Status

69.1%

Labor Force Participation

66%

Employment Rate

4.5%

Unemployment Rate

DuPage County, Illinois Place of Birth

Origin of Non Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

63.64%

Born in Illinois

80.98%

Native Born

19.02%

Foreign Born

8.04%

Non Citizen

Place of Birth

80.98% of DuPage County, Illinois residents were born in the United States, with 63.64% having been born in Illinois. 8.04% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Population of Cities in DuPage County, Illinois

City 2010 Census 2016 Estimated Growth Growth Rate
Chicago 2695620270495893380.35%
Aurora 19794720111031631.60%
Naperville 14210114712250213.53%
Bolingbrook 733577451811611.58%
Schaumburg 74229744462170.29%
Wheaton52999533893900.74%
Downers Grove48874494735991.23%
Elmhurst 441364638722515.10%
Lombard43347438154681.08%
Bartlett 4120241178-24-0.06%
Carol Stream39729400693400.86%
Hanover Park 3795638044880.23%
Addison3696736902-65-0.18%
Glendale Heights3421234145-67-0.20%
Woodridge 32977334764991.51%
Elk Grove Village 3312532931-194-0.59%
St. Charles 32305327174121.28%
Glen Ellyn27767280422750.99%
West Chicago2720027221210.08%
Batavia 26162263912290.88%
Westmont24658247671090.44%
Lisle22492229304381.95%
Roselle 2272122814930.41%
Darien2208622085-1-0.00%
Bloomingdale2205022075250.11%
Villa Park2201221882-130-0.59%
Bensenville 183521835530.02%
Hinsdale 16822176318094.81%
Lemont 16054168958415.24%
Wood Dale1377013813430.31%
Warrenville1317613246700.53%
Burr Ridge 10569107802112.00%
Winfield909796375405.94%
Itasca86498728790.91%
Clarendon Hills842986532242.66%
Willowbrook8542854310.01%
Oak Brook 788380701872.37%
Wayne 24092429200.83%
Oakbrook Terrace21342158241.12%
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990