Race, Diversity, and Ethnicity in Sangamon County, IL

The map below shows majority race by area in Sangamon County, as self-identified on the US census. Darker shades indicate a larger racial majority in that neighborhood. This page also contains data and maps on Sangamon County racial diversity and diversity scores. Click here to scroll to diversity data.

Sangamon County, IL map of race and ethnicity
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White
Hispanic
Black
Asian
Multiple/Other
WhiteHispanicBlackAsianMultiple/Other
Majority race by area

The majority race in Sangamon County overall is white, making up 77.6% of residents. The next most-common racial group is black at 12.3%. There are more white people in the southeast areas of the county. People who identify as black are most likely to be living in the central places. The data below shows how many people identify themselves as each of the following races, which most Americans base on their family's national origin:

Race in Sangamon County

 
Self-Identified Race
Sangamon County, IL Population
White
77.6%
Hispanic
2.9%
Black
12.3%
Asian
2.3%
Native American
0.1%
Other
4.8%
   

Diversity and Diversity Scores for Sangamon County, IL

The map below shows diversity in Sangamon County. Areas in green are more diverse, while areas in red are much less diverse. Diversity, in this case, means a mixture of people with different race and ethnicity living close to one another. For example, all-black and all-white areas in the county would both be considered lacking diversity.

Sangamon County, IL map of race and ethnicity
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Sangamon County Diversity Score

37.9

More diverse than 57% of US counties

Sangamon County has a diversity score of 37.9: the chance, in percent, that two residents picked at random belong to different racial or ethnic groups, from ACS race counts. A place where everyone shares one group scores 0, and an even mix of the six groups in the chart above scores the maximum, 83.3. Sangamon County is about average for diversity versus other US counties, more diverse than 57% of them. Within Sangamon County's proper boundaries, the most diverse area is central Sangamon County, and the least diverse areas are in southeast Sangamon County.

Source: BestNeighborhood calculations from the U.S. Census Bureau, American Community Survey (ACS) 2020-2024 5-year estimates (race and Hispanic origin); proprietary data mapping and analysis. Special thanks to the University of Virginia.

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