In 2020, DuPage County, IL had a population of 926k people with a median age of 39.5 and a median household income of $94,930. Between 2019 and 2020 the population of DuPage County, IL declined from 929,060 to 926,005, a −0.329% decrease and its median household income grew from $92,809 to $94,930, a 2.29% increase.
The 5 largest ethnic groups in DuPage County, IL are White (Non-Hispanic) (66.2%), Asian (Non-Hispanic) (12.1%), White (Hispanic) (8.39%), Black or African American (Non-Hispanic) (4.76%), and Other (Hispanic) (3.42%).
None of the households in DuPage County, 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.
92% of the residents in DuPage County, IL are U.S. citizens.
In 2020, the median property value in DuPage County, IL was $315,600, and the homeownership rate was 73%. Most people in DuPage County, IL drove alone to work, and the average commute time was 29.4 minutes. The average car ownership in DuPage County, IL was 2 cars per household.