Cook County, Illinois Census 2020 Population By Race and Ethnicity

Updated on April 9, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 5.28M population of Cook County, IL residents comprised of 1.38M residents who identified as Hispanic or Latino (26.21%), and 3.89M residents who identified as Non-Hispanic (73.79%).

Race: The White Alone population was the largest racial group in Cook County, IL, with a population of 2.35M (44.47%). The Black or African American Alone population was the second largest racial group in Cook County, IL, with a population of 1.21M (22.86%). The Some Other Race Alone population was the third largest racial group in Cook County, IL, with a population of 705.15K (13.37%). The smallest racial group in Cook County, IL was Native Hawaiian And Pacific Islander Alone with a population of 1.86K (0.04%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Cook County, IL, with a population of 2.13M (40.47%). The Non-Hispanic - Black Alone population was the second largest ethnic group in Cook County, IL, with a population of 1.19M (22.47%). The Hispanic - Some Other Race Alone population was the third largest ethnic group in Cook County, IL, with a population of 684.62K (12.98%). The smallest ethnic group in Cook County, IL was Hispanic - Native Hawaiian & Pac. Islander with a population of 903 (0.02%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Cook County, Illinois from the 2020 decennial census.

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

Cook County, IL Hispanics and Non Hispanics Population in Census 2020
Total Population:5,275,541
73.79%26.21%
Non Hispanic (73.79%)
Hispanic (26.21%)
Cook County, IL Racial Groups in Census 2020
Total Population:5,275,541
44.47%22.86%13.37%10.36%7.83%
White Alone (44.47%)
Black or African American Alone (22.86%)
Some Other Race Alone (13.37%)
Two or more races (10.36%)
Asian Alone (7.83%)
American Indian and Alaska Native Alone (1.08%)
Native Hawaiian And Pacific Islander Alone (0.04%)
Cook County, IL Ethnicity Groups in Census 2020
Total Population:5,275,541
40.47%22.47%12.98%7.78%7.75%
Non-Hispanic - White Alone (40.47%)
Non-Hispanic - Black or African American Alone (22.47%)
Hispanic - Some Other Race Alone (12.98%)
Hispanic - Two or more races (7.78%)
Non-Hispanic - Asian Alone (7.75%)
Hispanic - White Alone (4.00%)
Non-Hispanic - Two or more races (2.58%)
All Other Ethnicities (1.97%)
Cook County, IL Population of Racial Groups in Census 2020
Race
Population
% of County Population
White Alone 2,345,983 44.47
Black or African American Alone 1,205,824 22.86
Some Other Race Alone 705,153 13.37
Two Or More Races 546,552 10.36
Asian Alone 413,271 7.83
American Indian and Alaska Native Alone 56,894 1.08
Native Hawaiian And Pacific Islander Alone 1,864 0.04
Items per page:
1 – 7 of 7
Cook County, IL Population of Ethnicity Groups in Census 2020
Ethnicity
Population
% of County Population
Non-Hispanic - White Alone 2,135,243 40.47
Non-Hispanic - Black Alone 1,185,601 22.47
Hispanic - Some Other Race Alone 684,615 12.98
Hispanic - Two or More Races 410,478 7.78
Non-Hispanic - Asian Alone 408,691 7.75
Hispanic - White Alone 210,740 4.00
Non-Hispanic - Two or More Races 136,074 2.58
Hispanic - American Indian & Alaska Native 51,239 0.97
Non-Hispanic - Some Other Race Alone 20,538 0.39
Hispanic - Black Alone 20,223 0.38
Non-Hispanic - American Indian & Alaska Native 5,655 0.11
Hispanic - Asian Alone 4,580 0.09
Non-Hispanic - Native Hawaiian & Pac. Islander 961 0.02
Hispanic - Native Hawaiian & Pac. Islander 903 0.02
Items per page:
1 – 14 of 14