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  Cook - Demographic History
County DETAILS
Parents > United States > Illinois > IL Counties > Cook  
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Established January 15, 1831
Disbanded Still Active
Last ModifiedRP October 02, 2013 11:36pm
Description

INFORMATION
DatePopulation
Apr 01, 2020
Population
5,275,541 (100%)
Jul 01, 2019
Population
5,150,233 (100%)
Apr 01, 2010
Population
5,194,675 (100%)
Jul 01, 2000
Population
5,376,861 (100%)
Apr 01, 1990
Population
5,105,067 (100%)
Apr 01, 1980
Population
5,253,655 (100%)
Apr 01, 1970
Population
5,492,369 (100%)
Apr 01, 1960
Population
5,129,725 (100%)
Apr 01, 1950
Population
4,508,792 (100%)
Apr 01, 1940
Population
4,063,342 (100%)
Apr 01, 1930
Population
3,982,123 (100%)
Apr 01, 1920
Population
3,053,017 (100%)
Apr 01, 1910
Population
2,405,233 (100%)
Apr 01, 1900
Population
1,838,735 (100%)
Apr 01, 1890
Population
1,191,922 (100%)
Apr 01, 1880
Population
607,524 (100%)
Apr 01, 1870
Population
349,966 (100%)
Apr 01, 1860
Population
144,954 (100%)
Apr 01, 1850
Population
43,385 (100%)
Apr 01, 1840
Population
10,201 (100%)