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Washington County, PA
Population by Decades

Date Population Population
Change
Annual
% Change
1900 92,181--
1910 143,68051,4994.5
1920 188,99245,3122.8
1930 204,80215,8100.8
1940 210,8526,0500.3
1950 209,628-1,224-0.1
1960 217,2717,6430.4
1970 210,876-6,395-0.3
1980 217,0746,1980.3
1990 204,584-12,490-0.6
2000 202,897-1,687-0.1
Source: U.S. Bureau of Census

 
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