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Peoria County, IL
Population by Decades

Date Population Population
Change
Annual
% Change
1900 88,608--
1910 100,25511,6471.2
1920 111,71011,4551.1
1930 141,34429,6342.4
1940 153,37412,0300.8
1950 174,34720,9731.3
1960 189,04414,6970.8
1970 195,3186,2740.3
1980 200,4665,1480.3
1990 182,827-17,639-0.9
2000 183,4336060.0
Source: U.S. Bureau of Census

 
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