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.

You may also be interested in:
Cook County, IL Census 2020 Total Hispanic and Non-Hispanic Population
Illinois Census 2020 Population By County for each Race
Illinois Census 2020 Total Population By County

Data Source: US Census Bureau, 2020 Census.

Cook County, IL Hispanics and Non Hispanics Population in Census 2020

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Cook County, IL Racial Groups in Census 2020

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Cook County, IL Ethnicity Groups in Census 2020

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Cook County, IL Population of Racial Groups in Census 2020

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Race	Population	% of County Population
Black or African American Alone	1205824	22.86
White Alone	2345983	44.47
American Indian and Alaska Native Alone	56894	1.08
Asian Alone	413271	7.83
Native Hawaiian And Pacific Islander Alone	1864	0.04
Some Other Race Alone	705153	13.37
Two Or More Races	546552	10.36

Cook County, IL Population of Ethnicity Groups in Census 2020

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Ethnicity	Population	% of County Population
Non-Hispanic - White Alone	2135243	40.47
Non-Hispanic - Black Alone	1185601	22.47
Hispanic - Some Other Race Alone	684615	12.98
Hispanic - Two or More Races	410478	7.78
Non-Hispanic - Asian Alone	408691	7.75
Hispanic - White Alone	210740	4.00
Non-Hispanic - Two or More Races	136074	2.58
Hispanic - American Indian & Alaska Native	51239	0.97
Non-Hispanic - Some Other Race Alone	20538	0.39
Hispanic - Black Alone	20223	0.38
Non-Hispanic - American Indian & Alaska Native	5655	0.11
Hispanic - Asian Alone	4580	0.09
Non-Hispanic - Native Hawaiian & Pac. Islander	961	0.02
Hispanic - Native Hawaiian & Pac. Islander	903	0.02