Cook County, Illinois demographics
Median household income: 72,121
Demographics, population, home values, social and economic characteristics of Cook County, Illinois.
Population
| 2021 | 5,265,398 |
| 2020 | 5,169,517 |
| 2019 | 5,198,275 |
| 2018 | 5,223,719 |
| 2017 | 5,238,541 |
| 2016 | 5,227,575 |
| 2015 | 5,236,393 |
| 2014 | 5,227,827 |
| 2013 | 5,212,372 |
| 2012 | 5,197,677 |
| 2011 | 5,182,969 |
| 2010 | 5,172,848 |
| 2009 | 5,257,001 |
Cook County, IL cities
Alsip village - 19,036
Arlington Heights village - 77,283
Barrington village - 11,174
Barrington Hills village - 4,236
Bartlett village - 41,126
Bedford Park village - 674
Bellwood village - 18,778
Bensenville village - 18,801
Berkeley village - 5,314
Berwyn city - 56,960
Blue Island city - 22,934
Bridgeview village - 16,883
Broadview village - 7,997
Brookfield village - 19,517
Buffalo Grove village - 43,062
Burbank city - 29,312
Burnham village - 4,085
Burr Ridge village - 11,167
Calumet City city - 36,065
Calumet Park village - 7,167
Chicago city - 2,742,119
Chicago Heights city - 27,840
Chicago Ridge village - 14,413
Cicero town - 84,905
Country Club Hills city - 16,746
Countryside city - 6,354
Crestwood village - 10,908
Crete village - 8,425
Deer Park village - 3,638
Deerfield village - 19,228
Des Plaines city - 60,413
Dixmoor village - 3,036
Dolton village - 21,588
East Dundee village - 3,117
East Hazel Crest village - 1,326
Elgin city - 114,156
Elk Grove Village village - 32,763
Elmhurst city - 45,661
Elmwood Park village - 24,517
Evanston city - 78,454
Evergreen Park village - 19,884
Flossmoor village - 9,868
Ford Heights village - 1,718
Forest Park village - 14,297
Forest View village - 1,298
Frankfort village - 20,040
Franklin Park village - 18,435
Glencoe village - 8,824
Glenview village - 48,150
Glenwood village - 8,590
Golf village - 524
Hanover Park village - 37,545
Harvey city - 20,751
Harwood Heights village - 8,978
Hazel Crest village - 13,727
Hickory Hills city - 14,483
Hillside village - 8,286
Hinsdale village - 17,148
Hodgkins village - 1,856
Hoffman Estates village - 52,153
Hometown city - 4,324
Homewood village - 19,716
Indian Head Park village - 4,059
Inverness village - 7,684
Justice village - 12,625
Kenilworth village - 2,423
La Grange village - 16,220
La Grange Park village - 13,501
Lansing village - 28,916
Lemont village - 17,535
Lincolnwood village - 13,358
Lynwood village - 9,095
Lyons village - 10,665
Markham city - 11,733
Matteson village - 19,047
Maywood village - 23,547
McCook village - 301
Melrose Park village - 25,417
Merrionette Park village - 1,768
Midlothian village - 14,330
Morton Grove village - 25,004
Mount Prospect village - 56,510
Niles village - 30,971
Norridge village - 15,294
North Riverside village - 7,382
Northbrook village - 35,108
Northfield village - 5,853
Northlake city - 12,836
Oak Brook village - 8,178
Oak Forest city - 27,445
Oak Lawn village - 58,032
Oak Park village - 54,100
Olympia Fields village - 4,949
Orland Hills village - 6,914
Orland Park village - 58,622
Palatine village - 67,754
Palos Heights city - 12,116
Palos Hills city - 18,379
Palos Park village - 4,859
Park Forest village - 21,368
Park Ridge city - 39,562
Phoenix village - 1,314
Posen village - 5,752
Prospect Heights city - 16,021
Richton Park village - 12,867
River Forest village - 11,742
River Grove village - 10,571
Riverdale village - 10,909
Riverside village - 9,346
Robbins village - 4,850
Rolling Meadows city - 24,300
Roselle village - 23,000
Rosemont village - 4,027
Sauk Village village - 9,981
Schaumburg village - 78,053
Schiller Park village - 11,680
Skokie village - 67,444
South Barrington village - 5,012
South Chicago Heights village - 4,022
South Holland village - 21,524
Steger village - 9,568
Stickney village - 7,074
Stone Park village - 4,611
Streamwood village - 39,736
Summit village - 11,098
Thornton village - 2,299
Tinley Park village - 55,988
University Park village - 7,239
Westchester village - 16,837
Western Springs village - 13,550
Wheeling village - 39,104
Willow Springs village - 5,874
Wilmette village - 27,895
Winnetka village - 12,658
Woodridge village - 34,161
Worth village - 10,909
Census data for Cook County, Illinois
Demographic and housing estimates in Cook County, Illinois
| Total population | 5,265,398 |
| Male | 2,570,478 |
| Female | 2,694,920 |
| Total population | 5,265,398 |
| Under 5 years | 312,408 |
| 5 to 9 years | 310,111 |
| 10 to 14 years | 333,249 |
| 15 to 19 years | 320,867 |
| 20 to 24 years | 332,370 |
| 25 to 34 years | 844,361 |
| 35 to 44 years | 724,182 |
| 45 to 54 years | 661,001 |
| 55 to 59 years | 334,905 |
| 60 to 64 years | 317,665 |
| 65 to 74 years | 455,547 |
| 75 to 84 years | 218,495 |
| 85 years and over | 100,237 |
| Median age (years) | 37.3 |
| Under 18 years | 1,151,647 |
| 16 years and over | 4,244,259 |
| 18 years and over | 4,113,751 |
| 21 years and over | 3,929,077 |
| 62 years and over | 956,719 |
| 65 years and over | 774,279 |
| Total population | 5,265,398 |
| One race | 4,896,581 |
| White | 2,740,032 |
| Black or African American | 1,211,240 |
| American Indian and Alaska Native | 22,867 |
| Asian | 396,831 |
| Native Hawaiian and Other Pacific Islander | 2,068 |
| Some other race | 523,543 |
| Two or more races | 368,817 |
| Citizen, VOTING AGE 18 and over population | 3,619,806 |
| Male Citizen, VOTING AGE 18 and over population | 1,727,865 |
| Female Citizen, VOTING AGE 18 and over population | 1,891,941 |
Social characteristics in Cook County, Illinois
| Total households | 2,044,658 |
| Family households (families) | 821,322 |
| Married-couple family | 131,281 |
| Male householder, no wife present, family | 425,318 |
| Female householder, no husband present, family | 308,358 |
| Nonfamily households | 666,737 |
| Average household size | 571,623 |
| Average family size | 2.53 |
Economic characteristics in Cook County, Illinois
| Total households | 2,044,658 |
| Less than $10,000 | 139,784 |
| $10,000 to $14,999 | 75,240 |
| $15,000 to $24,999 | 155,492 |
| $25,000 to $34,999 | 157,636 |
| $35,000 to $49,999 | 211,129 |
| $50,000 to $74,999 | 317,344 |
| $75,000 to $99,999 | 252,760 |
| $100,000 to $149,999 | 330,041 |
| $150,000 to $199,999 | 173,065 |
| $200,000 or more | 232,167 |
| Median household income (dollars) | 72,121 |
Housing characteristics in Cook County, Illinois
| Total housing units | 2,253,936 |
| Occupied housing units | 2,044,658 |
| Vacant housing units | 209,278 |
| Total housing units | 2,253,936 |
| 1-unit, detached | 907,611 |
| 1-unit, attached | 118,796 |
| 2 units | 215,305 |
| 3 or 4 units | 237,198 |
| 5 to 9 units | 221,214 |
| 10 to 19 units | 106,604 |
| 20 or more units | 429,026 |
| Mobile home | 17,422 |
| Boat, RV, van, etc. | 760 |
| Total housing units | 2,253,936 |
| Built 2014 or later | 865 |
| Built 2010 to 2013 | 69,562 |
| Built 2000 to 2009 | 169,466 |
| Built 1990 to 1999 | 148,038 |
| Built 1980 to 1989 | 163,179 |
| Built 1970 to 1979 | 278,170 |
| Built 1960 to 1969 | 283,035 |
| Built 1950 to 1959 | 333,984 |
| Built 1940 to 1949 | 166,667 |
| Built 1939 or earlier | 640,970 |
| Total housing units | 2,253,936 |
| 1 room | 85,733 |
| 2 rooms | 86,931 |
| 3 rooms | 256,245 |
| 4 rooms | 405,174 |
| 5 rooms | 445,729 |
| 6 rooms | 379,218 |
| 7 rooms | 227,376 |
| 8 rooms | 156,270 |
| 9 rooms or more | 211,260 |
| Median rooms | 5.2 |
| Total housing units | 2,253,936 |
| No bedroom | 100,867 |
| 1 bedroom | 357,232 |
| 2 bedrooms | 696,022 |
| 3 bedrooms | 715,259 |
| 4 bedrooms | 284,956 |
| 5 or more bedrooms | 99,600 |
| Occupied housing units | 2,044,658 |
| Owner-occupied | 1,175,143 |
| Renter-occupied | 869,515 |
| Average household size of owner-occupied unit | 2.72 |
| Average household size of renter-occupied unit | 2.27 |
| Occupied housing units | 2,044,658 |
| Moved in 2017 or later | 205,419 |
| Moved in 2015 to 2016 | 611,335 |
| Moved in 2010 to 2014 | 345,254 |
| Moved in 2000 to 2009 | 397,739 |
| Moved in 1990 to 1999 | 236,432 |
| Moved in 1989 and earlier | 248,479 |
| Owner-occupied units | 1,175,143 |
| Less than $50,000 | 40,140 |
| $50,000 to $99,999 | 66,065 |
| $100,000 to $149,999 | 114,072 |
| $150,000 to $199,999 | 165,584 |
| $200,000 to $299,999 | 296,189 |
| $300,000 to $499,999 | 302,952 |
| $500,000 to $999,999 | 149,455 |
| $1,000,000 or more | 40,686 |
| Median (dollars) | 266,800 |
| Owner-occupied units | 1,175,143 |
| Housing units with a mortgage | 749,175 |
| Housing units without a mortgage | 425,968 |
| Occupied units paying rent | 842,164 |
| Less than $500 | 61,913 |
| $500 to $999 | 207,529 |
| $1,000 to $1,499 | 299,060 |
| $1,500 to $1,999 | 152,553 |
| $2,000 to $2,499 | 68,874 |
| $2,500 to $2,999 | 28,945 |
| $3,000 or more | 23,290 |
| Median (dollars) | 1,214 |
| No rent paid | 27,351 |
Demographic data for Cook County, IL and each city in the county. Lists of cities by population, wealth and poverty in Cook County, IL.