Population By Race and Ethnicity in DeKalb County, IL in 2023

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2023, the 100,288 population of DeKalb County, Illinois comprised of 14,966 people who identified as Hispanic (14.92%), and 85,322 people who identified as Non-Hispanic (85.08%).

Race: The White Alone population was the largest racial group in DeKalb County, Illinois with a population of 84,877 (84.63%); Black or African American Alone population was the second largest racial group with a population of 9,367 (9.34%); and Asian Alone was the third largest racial group with a population of 2,884 (2.88%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in DeKalb County, Illinois in 2023, with a population of 71,477 (71.27%); the second largest ethnic group was White Alone - Hispanic with a population of 13,400 (13.36%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 8,893 (8.87%).

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 2023
Total Population:
Race in DeKalb County, IL in 2023
Total Population:
Ethnicity in DeKalb County, IL in 2023
Total Population:
Population By Race in DeKalb , IL in 2023
Race Population Percentage
Black or African American Alone 9,367 9.34%
White Alone 84,877 84.63%
American Indian and Alaska Native Alone 559 0.56%
Asian Alone 2,884 2.88%
Native Hawaiian And Pacific Islander Alone 112 0.11%
Two Or More Races 2,489 2.48%
Population By Ethnicity in DeKalb , IL in 2023
Ethnicity Population Percentage
Black or African American Alone - Hispanic 474 0.47%
White Alone - Hispanic 13,400 13.36%
American Indian and Alaska Native Alone - Hispanic 386 0.39%
Asian Alone - Hispanic 189 0.19%
Native Hawaiian And Pacific Islander Alone - Hispanic 60 0.06%
Two Or More Races - Hispanic 457 0.46%
Black or African American Alone - Non Hispanic 8,893 8.87%
White Alone - Non Hispanic 71,477 71.27%
American Indian and Alaska Native Alone - Non Hispanic 173 0.17%
Asian Alone - Non Hispanic 2,695 2.69%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 52 0.05%
Two Or More Races - Non Hispanic 2,032 2.03%