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Lee County, IL
Population by Decades

Date Population Population
Change
Annual
% Change
1900 29,894--
1910 27,750-2,144-0.7
1920 28,0042540.1
1930 32,3294,3251.4
1940 34,6042,2750.7
1950 36,4511,8470.5
1960 38,7492,2980.6
1970 37,947-802-0.2
1980 36,328-1,619-0.4
1990 34,392-1,936-0.5
2000 36,0621,6700.5
Source: U.S. Bureau of Census

 
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