In 2023, DuPage County, IL had a population of 927k people with a median age of 40 and a median household income of $110,502. Between 2022 and 2023 the population of DuPage County, IL declined from 930,559 to 927,263, a −0.354% decrease and its median household income grew from $107,035 to $110,502, a 3.24% increase.
The 5 largest ethnic groups in DuPage County, IL are White (Non-Hispanic) (63.1%), Asian (Non-Hispanic) (12.6%), Two+ (Hispanic) (6.12%), Other (Hispanic) (4.99%), and Black or African American (Non-Hispanic) (4.85%).
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.
91.7% of the residents in DuPage County, IL are U.S. citizens.
The largest universities in DuPage County, IL are Chamberlain University-Illinois (11,893 degrees awarded in 2022), DeVry University-Illinois (482477) (9,399 degrees), and College of DuPage (2,944 degrees).
In 2023, the median property value in DuPage County, IL was $374,100, and the homeownership rate was 73.1%.
Most people in DuPage County, IL drove alone to work, and the average commute time was 28 minutes. The average car ownership in DuPage County, IL was 2 cars per household.
DuPage County, IL borders Cook County, IL, Kane County, IL, Kendall County, IL, and Will County, IL.