Population By Race and Ethnicity in Dekalb, IL in 2012

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2012, the 104,385 population of Dekalb County, Illinois comprised of 10,855 people who identified as Hispanic (10.4%), and 93,530 people who identified as Non-Hispanic (89.6%).

Race: The White Alone population was the largest racial group in Dekalb County, Illinois with a population of 92,299 (88.42%); Black or African American Alone population was the second largest racial group with a population of 7,033 (6.74%); and Asian Alone was the third largest racial group with a population of 2,782 (2.67%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Dekalb County, Illinois in 2012, with a population of 82,528 (79.06%); the second largest ethnic group was White Alone - Hispanic with a population of 9,771 (9.36%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 6,745 (6.46%).

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, IL in 2012
Total Population:
Race in Dekalb, IL in 2012
Total Population:
Ethnicity in Dekalb, IL in 2012
Total Population:
Population By Race in Dekalb , IL in 2012
Race Population Percentage
Black or African American Alone 7,033 6.74%
White Alone 92,299 88.42%
American Indian and Alaska Native Alone 423 0.41%
Asian Alone 2,782 2.67%
Native Hawaiian And Pacific Islander Alone 66 0.06%
Two Or More Races 1,782 1.71%
Population By Ethnicity in Dekalb , IL in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 288 0.28%
White Alone - Hispanic 9,771 9.36%
American Indian and Alaska Native Alone - Hispanic 301 0.29%
Asian Alone - Hispanic 183 0.18%
Native Hawaiian And Pacific Islander Alone - Hispanic 24 0.02%
Two Or More Races - Hispanic 288 0.28%
Black or African American Alone - Non Hispanic 6,745 6.46%
White Alone - Non Hispanic 82,528 79.06%
American Indian and Alaska Native Alone - Non Hispanic 122 0.12%
Asian Alone - Non Hispanic 2,599 2.49%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 42 0.04%
Two Or More Races - Non Hispanic 1,494 1.43%