Johnson, Illinois Voting-age Population By Race and Ethnicity from Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 11.00K voting-age population of Johnson, IL residents comprised of 501 residents who identified as Hispanic or Latino (4.56%), and 10.50K residents who identified as Non-Hispanic (95.45%).

Race: The White Alone voting-age population was the largest racial group in Johnson, IL, with a voting-age population of 8.85K (80.42%). The Black or African American Alone voting-age population was the second largest racial group in Johnson, IL, with a voting-age population of 1.42K (12.89%). The Some Other Race Alone voting-age population was the third largest racial group in Johnson, IL, with a voting-age population of 382 (3.47%). The smallest racial group in Johnson, IL was Native Hawaiian And Pacific Islander Alone with a voting-age population of 4 (0.04%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Johnson, IL, with a voting-age population of 8.78K (79.86%). The Non-Hispanic - Black Alone voting-age population was the second largest ethnic group in Johnson, IL, with a voting-age population of 1.41K (12.78%). The Hispanic - Some Other Race Alone voting-age population was the third largest ethnic group in Johnson, IL, with a voting-age population of 381 (3.46%). The smallest ethnic group in Johnson, IL was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 0 (0.00%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Johnson, Illinois from the 2020 decennial census.

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

Johnson, IL Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Johnson, IL Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Johnson, IL Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Johnson, IL Voting-age Population of Racial Groups 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
Johnson, IL Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 8783 79.86
Non-Hispanic - Black Alone 1406 12.78
Hispanic - Some Other Race Alone 381 3.46
Non-Hispanic - Two or More Races 265 2.41
Hispanic - White Alone 62 0.56
Hispanic - Two or More Races 37 0.34
Non-Hispanic - American Indian & Alaska Native 20 0.18
Non-Hispanic - Asian Alone 18 0.16
Hispanic - Black Alone 12 0.11
Hispanic - American Indian & Alaska Native 8 0.07
Non-Hispanic - Native Hawaiian & Pac. Islander 4 0.04
Hispanic - Asian Alone 1 0.01
Non-Hispanic - Some Other Race Alone 1 0.01
Hispanic - Native Hawaiian & Pac. Islander 0 0.00