2024 Demographics
Summary Data for County: Cook
Population
Population
County: Cook
5,078,985
Persons
State: Illinois 12,526,156 Persons
Percent Population Change: 2020 to 2024
County: Cook
-3.73%
State: Illinois -2.23%
Race
Population by Race | County: Cook | State: Illinois | ||
---|---|---|---|---|
Persons | % of Population | Persons | % of Population | |
White | 2,191,860 | 43.16% | 7,498,699 | 59.86% |
Black/African American | 1,148,685 | 22.62% | 1,775,238 | 14.17% |
American Indian/Alaskan Native | 57,448 | 1.13% | 99,644 | 0.80% |
Asian | 403,381 | 7.94% | 757,782 | 6.05% |
Native Hawaiian/Pacific Islander | 1,783 | 0.04% | 4,654 | 0.04% |
Some Other Race | 715,937 | 14.10% | 1,182,021 | 9.44% |
2+ Races | 559,891 | 11.02% | 1,208,118 | 9.64% |
Ethnicity
Population by Ethnicity | County: Cook | State: Illinois | ||
---|---|---|---|---|
Persons | % of Population | Persons | % of Population | |
Hispanic/Latino | 1,407,084 | 27.70% | 2,452,178 | 19.58% |
Non-Hispanic/Latino | 3,671,901 | 72.30% | 10,073,978 | 80.42% |
Age
Population by Age Group | County: Cook | State: Illinois | ||
---|---|---|---|---|
Persons | % of Population | Persons | % of Population | |
0-4 | 264,588 | 5.21% | 674,574 | 5.39% |
5-9 | 275,204 | 5.42% | 699,315 | 5.58% |
10-14 | 291,748 | 5.74% | 759,764 | 6.07% |
15-17 | 184,637 | 3.64% | 484,179 | 3.87% |
18-20 | 201,146 | 3.96% | 543,175 | 4.34% |
21-24 | 253,366 | 4.99% | 669,856 | 5.35% |
25-34 | 771,480 | 15.19% | 1,629,591 | 13.01% |
35-44 | 742,101 | 14.61% | 1,654,148 | 13.21% |
45-54 | 633,658 | 12.48% | 1,545,366 | 12.34% |
55-64 | 612,749 | 12.06% | 1,594,162 | 12.73% |
65-74 | 500,097 | 9.85% | 1,324,707 | 10.58% |
75-84 | 252,705 | 4.98% | 690,654 | 5.51% |
85+ | 95,506 | 1.88% | 256,665 | 2.05% |
Sex
Households/Income
Households
County: Cook
2,030,362
Households
State: Illinois 4,924,444 Households
Families
County: Cook
1,233,106
Families
State: Illinois 3,230,682 Families
Average Household Size
County: Cook
2.46
Persons
State: Illinois 2.49 Persons
Households With Own Children
County: Cook
496,363
Households
(24.45% of Households)
(24.45% of Households)
State: Illinois 1,305,428 Households (26.51% of Households)
Median Household Income by Race/Ethnicity | County: Cook | State: Illinois |
---|---|---|
Value | Value | |
All | $77,657 | $79,180 |
White | $96,346 | $87,655 |
Black/African American | $47,665 | $47,295 |
American Indian/Alaskan Native | $64,162 | $67,736 |
Asian | $100,670 | $108,396 |
Native Hawaiian/Pacific Islander | $91,506 | $63,644 |
Some Other Race | $66,667 | $67,817 |
2+ Races | $75,552 | $74,445 |
Hispanic/Latino | $67,729 | $70,165 |
Non-Hispanic/Latino | $81,359 | $81,148 |
Families Below Poverty
County: Cook
123,647
Families
(10.03% of Families)
(10.03% of Families)
State: Illinois 272,217 Families (8.43% of Families)
Families Below Poverty with Children
County: Cook
88,036
Families
(7.14% of Families)
(7.14% of Families)
State: Illinois 195,218 Families (6.04% of Families)
Housing
Housing Units
County: Cook
2,252,614
Housing units
State: Illinois 5,424,434 Housing units
Owner-Occupied Housing Units Average Value
County: Cook
$419,899
State: Illinois $332,349
Education
Population 25+ by Educational Attainment | County: Cook | State: Illinois | ||
---|---|---|---|---|
Persons | % of Population Age 25+ | Persons | % of Population Age 25+ | |
Less than 9th Grade | 227,338 | 6.30% | 396,526 | 4.56% |
Some High School, No Diploma | 202,310 | 5.61% | 471,523 | 5.42% |
High School Grad | 811,550 | 22.49% | 2,210,146 | 25.42% |
Some College, No Degree | 639,024 | 17.71% | 1,717,510 | 19.75% |
Associate Degree | 243,320 | 6.74% | 719,163 | 8.27% |
Bachelor's Degree | 860,342 | 23.84% | 1,902,993 | 21.89% |
Master's Degree | 442,794 | 12.27% | 936,240 | 10.77% |
Professional Degree | 116,866 | 3.24% | 210,251 | 2.42% |
Doctorate Degree | 64,752 | 1.79% | 130,941 | 1.51% |
Employment
Population 16+: Unemployed
County: Cook
7.95%
State: Illinois 6.63%
Demographics information provided by Claritas, updated April 2024, under these terms of use.