St. Clair County, Illinois Voting-age Population By Race in Census 2020

Updated on August 26, 2023.

According to the data from the US 2020 decennial Census, in April 2020, among St. Clair County, IL voting-age population of 197,084 people, 62.72% of them (123,608 people) identified their race as White Alone, 28.35% of them (55,868 people) identified their race as Black or African American Alone, and 5.22% of them (10,293 people) identified their race as Two Or More Races.

The first chart below shows the voting-age population by race and the second chart shows the percentage of the the St. Clair County, IL voting-age population for each race. You can also find the information in a table below.

You can see similar information for other Illinois counties and also for the state of Illinois.

St. Clair County, IL Voting-age Population By Race in Census 2020
White Alone
123.61K
Black or African American Alone
55.87K
Two Or More Races
10.29K
Some Other Race Alone
3.49K
Asian Alone
3.03K
American Indian and Alaska Native Alone
659
Native Hawaiian And Pacific Islander Alone
137
Percentage of St. Clair County, IL Voting-age Population By Race in Census 2020
White Alone
62.72%
Black or African American Alone
28.35%
Two Or More Races
5.22%
Some Other Race Alone
1.77%
Asian Alone
1.54%
American Indian and Alaska Native Alone
0.33%
Native Hawaiian And Pacific Islander Alone
0.07%
St. Clair County, IL Voting-age Population By Race in Census 2020
Race
Voting-age Population
% of County Voting-age Population
White Alone 123,608 62.72
Black or African American Alone 55,868 28.35
Two Or More Races 10,293 5.22
Some Other Race Alone 3,490 1.77
Asian Alone 3,029 1.54
American Indian and Alaska Native Alone 659 0.33
Native Hawaiian And Pacific Islander Alone 137 0.07
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