Cook County, Illinois's estimated population is 5,132,480 with a growth rate of -0.47% in the past year according to the most recent United States census data. Cook County, Illinois is the largest county in Illinois.
| Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2020 | 5,132,480 | -24,000 | -0.47% |
| 2019 | 5,156,480 | -24,010 | -0.46% |
| 2018 | 5,180,490 | -24,010 | -0.46% |
| 2017 | 5,204,500 | -23,960 | -0.46% |
| 2016 | 5,228,460 | -19,200 | -0.37% |
| 2015 | 5,247,660 | -9,820 | -0.19% |
| 2014 | 5,257,480 | 2,600 | 0.05% |
| 2013 | 5,254,880 | 14,380 | 0.27% |
| 2012 | 5,240,500 | 20,520 | 0.39% |
| 2011 | 5,219,980 | 20,810 | 0.40% |
| 2010 | 5,199,170 | 94,100 | 1.84% |
| 1990 | 5,105,070 | -148,590 | -2.83% |
| 1980 | 5,253,660 | -238,710 | -4.35% |
| 1970 | 5,492,370 | 362,650 | 7.07% |
| 1960 | 5,129,720 | 620,930 | 13.77% |
| 1950 | 4,508,790 | 445,450 | 10.96% |
| 1940 | 4,063,340 | 81,220 | 2.04% |
| 1930 | 3,982,120 | 929,100 | 30.43% |
| 1920 | 3,053,020 | 647,790 | 26.93% |
| 1910 | 2,405,230 | 566,490 | 30.81% |
| 1900 | 1,838,740 | 646,820 | 54.27% |
| 1890 | 1,191,920 | 584,396 | 96.19% |
| 1880 | 607,524 | 257,558 | 73.60% |
| 1870 | 349,966 | 205,012 | 141.43% |
| 1860 | 144,954 | 101,569 | 234.11% |
| 1850 | 43,385 | 33,184 | 325.30% |
| 1840 | 10,201 | 0.00% |
| Race | Population | Percentage |
|---|---|---|
| White | 2,957,557 | 56.62% |
| Black or African American | 1,230,498 | 23.56% |
| Some Other Race | 508,792 | 9.74% |
| Asian | 376,115 | 7.20% |
| Two or More Races | 134,265 | 2.57% |
| American Indian and Alaska Native | 14,583 | 0.28% |
| Native Hawaiian and Other Pacific Islander | 1,909 | 0.04% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 1,963,070 | 2.61 | 56.9 |
| Married | 803,326 | 3.44 | 75.9 |
| Non Family | 779,264 | 1.27 | 43 |
| Female | 282,847 | 3.63 | 43.3 |
| Male | 97,633 | 3.62 | 51.2 |
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 241,902 | 6.74% |
| 9th to 12th Grade | 235,524 | 6.57% |
| High School Graduate | 837,569 | 23.35% |
| Some College | 675,501 | 18.83% |
| Associates Degree | 234,559 | 6.54% |
| Bachelors Degree | 811,185 | 22.61% |
| Graduate Degree | 550,789 | 15.36% |
| Name | Total | High School | Bachelors |
|---|---|---|---|
| White | 1,704,100 | 1,610,570 | 874,838 |
| Black | 809,088 | 702,114 | 179,012 |
| Hispanic | 755,478 | 508,763 | 113,242 |
| Other Race | 293,742 | 181,368 | 30,958 |
| Asian | 274,977 | 247,411 | 172,055 |
| Multiple Races | 60,816 | 54,726 | 27,585 |
| Native American | 10,241 | 7,393 | 2,195 |
| Islander | 1,289 | 1,082 | 362 |
The highest rate of high school graduation is among white people with a rate of 94.51%.
The highest rate of bachelors degrees is among asian people with a rate of 62.57%.
$42,020
Average Earnings
$48,366
Average Male
$37,143
Average Female
64.83% of Cook County, Illinois residents speak only English, while 35.17% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 20.68% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Black | 1,204,550 | 317,730 | 26.38% |
| Hispanic | 1,302,440 | 232,205 | 17.83% |
| White | 2,178,000 | 170,547 | 7.83% |
| Other | 505,575 | 95,460 | 18.88% |
| Asian | 369,692 | 46,242 | 12.51% |
| Multiple | 131,996 | 20,486 | 15.52% |
| Native | 14,390 | 2,440 | 16.96% |
| Islander | 1,813 | 225 | 12.41% |
15.14%
Overall Poverty Rate
13.68%
Male Poverty Rate
16.52%
Female Poverty Rate
The race most likely to be in poverty in Cook County, Illinois is Black, with 26.38% below the poverty level.
The race least likely to be in poverty in Cook County, Illinois is White, with 7.83% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.59%. Among those working part-time, it was 16.56%, and for those that did not work, the poverty rate was 25.96%.
42.0%
Overall Marriage Rate
44.3%
Male Marriage Rate
39.8%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
| Name | Veterans | % of Total |
|---|---|---|
| White | 103,803 | 4.37% |
| Black | 50,028 | 5.34% |
| Hispanic | 14,144 | 1.57% |
| Other | 3,954 | 1.12% |
| 2 or More | 3,279 | 4.34% |
| Asian | 2,995 | 0.97% |
| Indian | 477 | 4.13% |
| Hawaiian | 151 | 10.45% |
8.41%
Veteran Poverty Rate
28.25%
Veteran Disability Rate
66%
Labor Force Participation
60.8%
Employment Rate
7.8%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
78.95%
Native Born
21.05%
Foreign Born
10.51%
Non Citizen
78.95% of Cook County, Illinois residents were born in the United States, with 61.59% having been born in Illinois. 10.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.