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Profiles for 74 cities, towns and other populated places in DuPage County Illinois. Incorporated Cities, Towns & Census Designated Places in DuPage County. Incorporated Places have an asterisk (*).
There are 39 DuPage County cities and towns, 20 of which lie wholly within the county. DuPage is also comprised of nine townships.
DuPage County (/ d uː ˈ p eɪ dʒ / doo-PAYJ) is a county in the U.S. state of Illinois, and one of the collar counties of the Chicago metropolitan area. As of the 2020 census, the population was 932,877, making it Illinois' second-most populous county. Its county seat is Wheaton.
Find something familiar or completely unexpected in one of DuPage County’s 38 vibrant communities, each with personalities and offerings uniquely their own, rich with history, heritage, and compelling local stories.
5 days ago · This DuPage County, Illinois civil townships map tool shows DuPage County, Illinois township boundaries on Google Maps. Other tools on this website also show city limits, townships, section township range, ZIP Codes, elevation and more.
Cities in DuPage County, Illinois by Population (2024) There are 51 cities in DuPage County, Illinois. Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines.
DuPage County is a county in the U.S. state of Illinois, and one of the Chicago metropolitan area’s collar counties. The population was 932,877 as of the 2020 census, making it Illinois’ second-most populous county. Wheaton is the county seat. DuPage County was founded from Cook County on February 9, 1839.
