Population By Race and Ethnicity in DuPage County, IL in 2020

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2020, the 931,244 population of DuPage County, Illinois comprised of 137,685 people who identified as Hispanic (14.79%), and 793,559 people who identified as Non-Hispanic (85.22%).

Race: The White Alone population was the largest racial group in DuPage County, Illinois with a population of 735,097 (78.94%); Asian Alone population was the second largest racial group with a population of 121,829 (13.08%); and Black or African American Alone was the third largest racial group with a population of 50,014 (5.37%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in DuPage County, Illinois in 2020, with a population of 608,700 (65.36%); the second largest ethnic group was White Alone - Hispanic with a population of 126,397 (13.57%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 120,343 (12.92%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in DuPage, Illinois.

You can find similar information for other Illinois counties, and for Illinois.

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Hispanics and Non Hispanics in DuPage County, IL in 2020
Total Population:
Race in DuPage County, IL in 2020
Total Population:
Ethnicity in DuPage County, IL in 2020
Total Population:
Population By Race in DuPage , IL in 2020
Race Population Percentage
Black or African American Alone 50,014 5.37%
White Alone 735,097 78.94%
American Indian and Alaska Native Alone 3,932 0.42%
Asian Alone 121,829 13.08%
Native Hawaiian And Pacific Islander Alone 514 0.06%
Two Or More Races 19,858 2.13%
Population By Ethnicity in DuPage , IL in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 3,201 0.34%
White Alone - Hispanic 126,397 13.57%
American Indian and Alaska Native Alone - Hispanic 2,940 0.32%
Asian Alone - Hispanic 1,486 0.16%
Native Hawaiian And Pacific Islander Alone - Hispanic 271 0.03%
Two Or More Races - Hispanic 3,390 0.36%
Black or African American Alone - Non Hispanic 46,813 5.03%
White Alone - Non Hispanic 608,700 65.36%
American Indian and Alaska Native Alone - Non Hispanic 992 0.11%
Asian Alone - Non Hispanic 120,343 12.92%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 243 0.03%
Two Or More Races - Non Hispanic 16,468 1.77%