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Pennsylvania Population by Decades

Date Population Population
Change
Annual
% Change
1900 6,302,115--
1910 7,665,1111,362,9962.0
1920 8,720,0171,054,9061.3
1930 9,631,350911,3331.0
1940 9,900,180268,8300.3
1950 10,498,012597,8320.6
1960 11,319,366821,3540.8
1970 11,793,909474,5430.4
1980 11,863,89569,9860.1
1990 11,881,64317,7480.0
2000 12,281,054399,4110.3
Source: U.S. Bureau of Census

 
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