Iroquois, 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 21.11K voting-age population of Iroquois, IL residents comprised of 1.26K residents who identified as Hispanic or Latino (5.98%), and 19.85K residents who identified as Non-Hispanic (94.02%).

Race: The White Alone voting-age population was the largest racial group in Iroquois, IL, with a voting-age population of 19.25K (91.19%). The Two Or More Races voting-age population was the second largest racial group in Iroquois, IL, with a voting-age population of 1.04K (4.92%). The Some Other Race Alone voting-age population was the third largest racial group in Iroquois, IL, with a voting-age population of 529 (2.51%). The smallest racial group in Iroquois, IL was Native Hawaiian And Pacific Islander Alone with a voting-age population of 0 (0.00%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Iroquois, IL, with a voting-age population of 18.91K (89.59%). The Non-Hispanic - Two or More Races voting-age population was the second largest ethnic group in Iroquois, IL, with a voting-age population of 636 (3.01%). The Hispanic - Some Other Race Alone voting-age population was the third largest ethnic group in Iroquois, IL, with a voting-age population of 498 (2.36%). The smallest ethnic group in Iroquois, 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 Iroquois, Illinois from the 2020 decennial census.

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

Iroquois, IL Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Iroquois, IL Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Iroquois, IL Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Iroquois, 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 158 0.75
White Alone 19252 91.19
American Indian and Alaska Native Alone 51 0.24
Asian Alone 84 0.40
Native Hawaiian And Pacific Islander Alone 0 0.00
Some Other Race Alone 529 2.51
Two Or More Races 1039 4.92
Iroquois, 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 18914 89.59
Non-Hispanic - Two or More Races 636 3.01
Hispanic - Some Other Race Alone 498 2.36
Hispanic - Two or More Races 403 1.91
Hispanic - White Alone 338 1.60
Non-Hispanic - Black Alone 158 0.75
Non-Hispanic - Asian Alone 80 0.38
Non-Hispanic - American Indian & Alaska Native 32 0.15
Non-Hispanic - Some Other Race Alone 31 0.15
Hispanic - American Indian & Alaska Native 19 0.09
Hispanic - Asian Alone 4 0.02
Hispanic - Black Alone 0 0.00
Non-Hispanic - Native Hawaiian & Pac. Islander 0 0.00
Hispanic - Native Hawaiian & Pac. Islander 0 0.00