Population By Race and Ethnicity in Dupage, IL in 2015

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2015, the 933,669 population of Dupage County, Illinois comprised of 130,366 people who identified as Hispanic (13.96%), and 803,303 people who identified as Non-Hispanic (86.04%).

Race: The White Alone population was the largest racial group in Dupage County, Illinois with a population of 754,137 (80.77%); Asian Alone population was the second largest racial group with a population of 109,820 (11.76%); and Black or African American Alone was the third largest racial group with a population of 47,730 (5.11%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Dupage County, Illinois in 2015, with a population of 633,939 (67.9%); the second largest ethnic group was White Alone - Hispanic with a population of 120,198 (12.87%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 108,528 (11.62%).

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, IL in 2015
Total Population:
Race in Dupage, IL in 2015
Total Population:
Ethnicity in Dupage, IL in 2015
Total Population:
Population By Race in Dupage , IL in 2015
Race Population Percentage
Black or African American Alone 47,730 5.11%
White Alone 754,137 80.77%
American Indian and Alaska Native Alone 3,738 0.4%
Asian Alone 109,820 11.76%
Native Hawaiian And Pacific Islander Alone 481 0.05%
Two Or More Races 17,763 1.9%
Population By Ethnicity in Dupage , IL in 2015
Ethnicity Population Percentage
Black or African American Alone - Hispanic 2,814 0.3%
White Alone - Hispanic 120,198 12.87%
American Indian and Alaska Native Alone - Hispanic 2,710 0.29%
Asian Alone - Hispanic 1,292 0.14%
Native Hawaiian And Pacific Islander Alone - Hispanic 256 0.03%
Two Or More Races - Hispanic 3,096 0.33%
Black or African American Alone - Non Hispanic 44,916 4.81%
White Alone - Non Hispanic 633,939 67.9%
American Indian and Alaska Native Alone - Non Hispanic 1,028 0.11%
Asian Alone - Non Hispanic 108,528 11.62%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 225 0.02%
Two Or More Races - Non Hispanic 14,667 1.57%