Cook County is located in the state of Illinois, with a total population of 5150233. The land area spans approximately 2447.469694 square miles, contributing to its total area of 4233.922503 square miles.

Cook County Interactive Map

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About Cook County, Illinois

Here is some important info of Cook County, Illinois

Cook County, Illinois Population Demographics

As of the last census, Cook County has a total population of 5150233, out of which 2500872 are Male while 2649361 are female.

You can check the total population for every year in the below table:

Year Population
2010 5199016
2011 5219780
2012 5239351
2013 5252875
2014 5254675
2015 5244088
2016 5224272
2017 5200821
2018 5171960
2019 5150233

Race Demographics

Category Percentage
non_hispanic_white_alone_male 20.6%
non_hispanic_white_alone_female 21.4%
black_alone_male 10.8%
black_alone_female 13.0%
asian_alone_male 3.8%
asian_alone_female 4.1%
hispanic_male 13.0%
hispanic_female 12.6%

Age Demographics

Category Percentage
0-4 6.0%
5-9 6.0%
10-14 6.0%
15-19 6.0%
20-24 6.3%
25-29 8.4%
30-34 8.0%
35-39 7.2%
40-44 6.4%
45-49 6.3%
50-54 6.1%
55-59 6.3%
60-64 6.0%
65-69 4.9%
70-74 3.8%
75-79 2.6%
80-84 1.8%
85+ 2.0%

Additional Information

  • Average Income: 62205
  • Number of Police officers: 20947
  • Cook County FIPS code: 17031

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Source: Census.gov, Wikipedia.org