Race, Diversity, and Ethnicity in St. Clair County, IL

The map below shows majority race by area in St. Clair 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 St. Clair County racial diversity and diversity scores. Click here to scroll to diversity data.

St. Clair County, IL map of race and ethnicity
Click the map to explore
White
Hispanic
Black
Asian
Multiple/Other
WhiteHispanicBlackAsianMultiple/Other
Majority race by area

The majority race in St. Clair County overall is white, making up 66.6% of residents. The next most-common racial group is black at 23.4%. There are more white people in the southwest areas of the county. People who identify as black are most likely to be living in the northwest 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 St. Clair County
Race
St. Clair County, IL Population
White
66.6%
Hispanic
4.2%
Black
23.4%
Asian
1.5%
Native American
0.1%
Other
4.2%
 

Racial Distribution Key

White
Hispanic
Black
Asian
Native American
Other
 
Self-Identified Race
St. Clair County, IL Population
White
66.6%
Hispanic
4.2%
Black
23.4%
Asian
1.5%
Native American
0.1%
Other
4.2%
   

Diversity and Diversity Scores for St. Clair County, IL

The map below shows diversity in St. Clair 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.

St. Clair County, IL map of race and ethnicity
Click the map to explore

Diversity Score

Diverse
Moderately diverse
No diversity
 

St. Clair County Diversity Score

76

With a diversity score of 76 out of 100, St. Clair County is more diverse than other US counties. The most diverse area within St. Clair County's proper boundaries is to the north of the county. The least diverse areas are located in the southwest parts of St. Clair County.

Data Sources: U.S. Census, proprietary data mapping and analysis. Special thanks to the University of Virginia.

Nearby Counties

Counties with Similar Populations

Home Services