Johnson, Illinois Voting-age Population By Race in Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, among Johnson, IL voting-age population of 10,998 people, 80.42% of them (8,845 people) identified their race as White Alone, 12.89% of them (1,418 people) identified their race as Black or African American Alone, and 3.47% of them (382 people) identified their race as Some Other Race Alone.

The first chart below shows the voting-age population by race and the second chart shows the percentage of the the Johnson, 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.

Johnson, IL Voting-age Population By Race in Census 2020
White Alone
Black or African American Alone
Some Other Race Alone
Two Or More Races
American Indian and Alaska Native Alone
Asian Alone
Native Hawaiian And Pacific Islander Alone
Percentage of Johnson, IL Voting-age Population By Race in Census 2020
White Alone
Black or African American Alone
Some Other Race Alone
Two Or More Races
American Indian and Alaska Native Alone
Asian Alone
Native Hawaiian And Pacific Islander Alone
Johnson, IL Voting-age Population By Race in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 1418 12.89
White Alone 8845 80.42
American Indian and Alaska Native Alone 28 0.26
Asian Alone 19 0.17
Native Hawaiian And Pacific Islander Alone 4 0.04
Some Other Race Alone 382 3.47
Two Or More Races 302 2.75