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

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 199,052 population of Sangamon County, Illinois comprised of 3,802 people who identified as Hispanic (1.91%), and 195,250 people who identified as Non-Hispanic (98.09%).

Race: The White Alone population was the largest racial group in Sangamon County, Illinois with a population of 166,724 (83.76%); Black or African American Alone population was the second largest racial group with a population of 24,052 (12.08%); and Two Or More Races was the third largest racial group with a population of 4,291 (2.16%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Sangamon County, Illinois in 2011, with a population of 163,628 (82.2%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 23,748 (11.93%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 4,054 (2.04%).

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

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

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Hispanics and Non Hispanics in Sangamon County, IL in 2011
Total Population:
Race in Sangamon County, IL in 2011
Total Population:
Ethnicity in Sangamon County, IL in 2011
Total Population:
Population By Race in Sangamon , IL in 2011
Race Population Percentage
Black or African American Alone 24,052 12.08%
White Alone 166,724 83.76%
American Indian and Alaska Native Alone 477 0.24%
Asian Alone 3,453 1.74%
Native Hawaiian And Pacific Islander Alone 55 0.03%
Two Or More Races 4,291 2.16%
Population By Ethnicity in Sangamon , IL in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 304 0.15%
White Alone - Hispanic 3,096 1.56%
American Indian and Alaska Native Alone - Hispanic 118 0.06%
Asian Alone - Hispanic 37 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 10 0.01%
Two Or More Races - Hispanic 237 0.12%
Black or African American Alone - Non Hispanic 23,748 11.93%
White Alone - Non Hispanic 163,628 82.2%
American Indian and Alaska Native Alone - Non Hispanic 359 0.18%
Asian Alone - Non Hispanic 3,416 1.72%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 45 0.02%
Two Or More Races - Non Hispanic 4,054 2.04%