Rock Island County, Illinois Population By Race in Census 2020

Updated on March 15, 2023.

According to the data from the US 2020 decennial Census, in April 2020, among Rock Island County, IL population of 144,672 people, 71.15% (102,939) identified their race as White Alone, 11.48% (16,607) identified their race as Black or African American Alone, and 8.77% (12,692) identified their race as Two Or More Races.

The first chart below shows the population by race and the second chart shows the percentage of the 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.

Rock Island County, IL Population By Race in Census 2020
White Alone
Black or African American Alone
Two Or More Races
Some Other Race Alone
Asian Alone
American Indian and Alaska Native Alone
Native Hawaiian And Pacific Islander Alone
Percentage of Rock Island County, IL Population By Race in Census 2020
White Alone
Black or African American Alone
Two Or More Races
Some Other Race Alone
Asian Alone
American Indian and Alaska Native Alone
Native Hawaiian And Pacific Islander Alone
Rock Island County, IL Population By Race in Census 2020
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Race Population % of County Population
Black or African American Alone 16607 11.48
White Alone 102939 71.15
American Indian and Alaska Native Alone 748 0.52
Asian Alone 4089 2.83
Native Hawaiian And Pacific Islander Alone 45 0.03
Some Other Race Alone 7552 5.22
Two Or More Races 12692 8.77