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Montgomery County, MD
Population by Decades

Date Population Population
Change
Annual
% Change
1900 30,451--
1910 32,0891,6380.5
1920 34,9212,8320.8
1930 49,20614,2853.5
1940 83,91234,7065.5
1950 164,40180,4897.0
1960 340,928176,5277.6
1970 522,809181,8814.4
1980 579,05356,2441.0
1990 757,027177,9742.7
2000 873,341116,3141.4
Source: U.S. Bureau of Census

 
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