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

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, among St. Clair County, IL population of 197,084 people, 61.82% of them (121,841 people) identified their ethnicity as Non-Hispanic - White Alone, 28.21% of them (55,588 people) identified their ethnicity as Non-Hispanic - Black or African American Alone, and 3.84% of them (7,575 people) identified their ethnicity as Non-Hispanic - Two Or More Races.

The first chart below shows the voting-age population by ethnicity and the second chart shows the percentage of the voting-age population for each ethnicity. 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 Ethnicity in Census 2020
Non-Hispanic - White Alone
Non-Hispanic - Black Alone
Non-Hispanic - Two or More Races
Non-Hispanic - Asian Alone
Hispanic - Some Other Race Alone
Hispanic - Two or More Races
Hispanic - White Alone
Percentage of St. Clair County, IL Voting-age Population By Ethnicity in Census 2020
Non-Hispanic - White Alone
Non-Hispanic - Black Alone
Non-Hispanic - Two or More Races
Non-Hispanic - Asian Alone
Hispanic - Some Other Race Alone
Hispanic - Two or More Races
Hispanic - White Alone
St. Clair County, IL Voting-age Population By Ethnicity in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 121841 61.82
Non-Hispanic - Black or African American Alone 55588 28.21
Non-Hispanic - Two Or More Races 7575 3.84
Non-Hispanic - Asian Alone 2981 1.51
Hispanic - Some Other Race Alone 2782 1.41
Hispanic - Two Or More Races 2718 1.38
Hispanic - White Alone 1767 0.90
Non-Hispanic - Some Other Race Alone 708 0.36
Non-Hispanic - American Indian and Alaska Native Alone 386 0.20
Hispanic - Black or African American Alone 280 0.14
Hispanic - American Indian and Alaska Native Alone 273 0.14
Non-Hispanic - Native Hawaiian And Pacific Islander Alone 130 0.07
Hispanic - Asian Alone 48 0.02
Hispanic - Native Hawaiian And Pacific Islander Alone 7 0.00