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Washington County, MD
Population by Decades

Date Population Population
Change
Annual
% Change
1900 45,133--
1910 49,6174,4841.0
1920 59,69410,0771.9
1930 65,8826,1881.0
1940 68,8382,9560.4
1950 78,88610,0481.4
1960 91,21912,3331.5
1970 103,82912,6101.3
1980 113,0869,2570.9
1990 121,3938,3070.7
2000 131,92310,5300.8
Source: U.S. Bureau of Census

 
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