DuPage County, Illinois
DuPage County: County in Illinois, United States
About
DuPage County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 916,924 and a population density of 1,052 people per km². After 10 years in 2020 county had an estimated population of 917,481 inhabitants. Its county seat is Wheaton. The county was created 183 years ago in 1839.
Quick Facts about DuPage County
Population : | 917,481 (2020) |
Country : | United States of America |
State : | Illinois (United States) |
Area : | 872 km2 |
Water as percent of area : | 2.6% |
Land as percent of area : | 97.4% |
Named for : | DuPage River |
Altitude : | 751 feet / 229 meters |
Capital : | Wheaton |
Establishment : | February 02, 1839 |
Time Zone : | America/Chicago |
Local time : | 02:33:11 (1st February 2023) |
Density : | 1,052 Pop. per km² as of 2020 |
Population growth : | 0.06% (2010-2020) |



Geography
DuPage County is located at 41°51'7"N 88°5'8"W (41.8519500, -88.0856700). It has 2 neighbors: Cook County and Will County.
DuPage County map
The largest city of DuPage County is Naperville with a population of 147,986. Other cities include, Wheaton population 52,451, Elmhurst population 46,532, Woodridge population 33,329 and West Chicago population 26,593. See all DuPage County cities & populated places.
DuPage County Populated Places (more)
Cities, Towns, Neighborhoods & Other Populated Places in DuPage County.
City Name | Population | Title |
---|---|---|
Naperville | 147,986 | City in DuPage and Will counties in Illinois, United States |
Wheaton | 52,451 | City in DuPage County, Illinois, United States |
Downers Grove | 48,727 | Village in Downers Grove, Lisle, and York Townships, DuPage County, Illinois, US |
Elmhurst | 46,532 | City in 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 |
- Official Website
Official website of DuPage County
DuPage County has 2 neighbours.
- Cook County county in Illinois, United States
- Will County county in Illinois, United States
- Wheaton
Demographics
The population of DuPage County increased by 0.06% in 10 years.
Year | Population | % Change | Method |
2010 | 916,924 | - | census |
2011 | 924,831 | 0.85% | estimation process |
2012 | 928,666 | 0.41% | estimation process |
2013 | 932,231 | 0.38% | estimation process |
2014 | 933,425 | 0.13% | estimation process |
2015 | 933,609 | 0.02% | estimation process |
2016 | 931,256 | -0.25% | estimation process |
2017 | 930,265 | -0.11% | estimation process |
2018 | 927,247 | -0.33% | estimation process |
2019 | 922,921 | -0.47% | estimation process |
2020 | 917,481 | -0.59% | estimation process |
People born in DuPage County (5)
People born in DuPage County, including basketball player Lenae Williams, rower Peter Nordell, author Henry Augustine Smith, .
List
- Kenneth A. Johnson (American sport shooter) he was born in 01/01/1969
- Emma Graham Clock (American author and botanical artist) she was born in 24/10/1851
Illinois Other Counties (more counties)
County Name | Population | Title |
---|---|---|
Cook County | 5,108,284 | County in Illinois, United States |
Chicago | 2,677,643 | City and county seat of Cook County, Illinois, United States |
Lake County | 693,593 | County in Oregon, United States |
Will County | 688,726 | County in Illinois, United States |
Kane County | 531,010 | County in southern Utah, United States |
Markham | 328,966 | City in Cook County, Illinois, United States |
McHenry County | 305,888 | County in Illinois, United States |
Winnebago County | 281,295 | County in Illinois, United States |
Madison County | 262,635 | County in Montana, United States |
Saint Clair County | 258,046 | The County of St. |
Champaign County | 209,192 | County in Illinois, United States |
Aurora | 196,383 | City in Kane County, Illinois, United States |
Sangamon County | 193,882 | County in Illinois, United States |
Peoria County | 177,652 | County in Illinois, United States of America |
McLean County | 171,256 | County in North Dakota, United States |
Naperville | 147,986 | City in DuPage and Will counties in Illinois, United States |