Population By Race and Ethnicity in DeKalb County, IL in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 104,466 population of DeKalb County, Illinois comprised of 10,803 people who identified as Hispanic (10.34%), and 93,663 people who identified as Non-Hispanic (89.66%).

Race: The White Alone population was the largest racial group in DeKalb County, Illinois with a population of 92,721 (88.76%); Black or African American Alone population was the second largest racial group with a population of 6,891 (6.6%); and Asian Alone was the third largest racial group with a population of 2,650 (2.54%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in DeKalb County, Illinois in 2011, with a population of 82,987 (79.44%); the second largest ethnic group was White Alone - Hispanic with a population of 9,734 (9.32%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 6,596 (6.31%).

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

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

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Hispanics and Non Hispanics in DeKalb County, IL in 2011
Total Population:
Race in DeKalb County, IL in 2011
Total Population:
Ethnicity in DeKalb County, IL in 2011
Total Population:
Population By Race in DeKalb , IL in 2011
Race Population Percentage
Black or African American Alone 6,891 6.6%
White Alone 92,721 88.76%
American Indian and Alaska Native Alone 420 0.4%
Asian Alone 2,650 2.54%
Native Hawaiian And Pacific Islander Alone 63 0.06%
Two Or More Races 1,721 1.65%
Population By Ethnicity in DeKalb , IL in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 295 0.28%
White Alone - Hispanic 9,734 9.32%
American Indian and Alaska Native Alone - Hispanic 295 0.28%
Asian Alone - Hispanic 172 0.17%
Native Hawaiian And Pacific Islander Alone - Hispanic 22 0.02%
Two Or More Races - Hispanic 285 0.27%
Black or African American Alone - Non Hispanic 6,596 6.31%
White Alone - Non Hispanic 82,987 79.44%
American Indian and Alaska Native Alone - Non Hispanic 125 0.12%
Asian Alone - Non Hispanic 2,478 2.37%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 41 0.04%
Two Or More Races - Non Hispanic 1,436 1.38%