Pennsylvania Population 1900-2020

Chart and table of population level and growth rate for the state of Pennsylvania from 1900 to 2020.
  • The population of Pennsylvania in 2020 was 12,783,254, a 0.12% decline from 2019.
  • The population of Pennsylvania in 2019 was 12,798,883, a 0.08% decline from 2018.
  • The population of Pennsylvania in 2018 was 12,809,107, a 0.11% increase from 2017.
  • The population of Pennsylvania in 2017 was 12,794,679, a 0.05% increase from 2016.
Data Source: U.S. Census Bureau - Population Estimates

MLA Citation:
State Population Ranking
State Name Population
California 39,368,078
Texas 29,360,759
Florida 21,733,312
New York 19,336,776
Pennsylvania 12,783,254
Illinois 12,587,530
Ohio 11,693,217
Georgia 10,617,423
North Carolina 10,600,823
Michigan 9,966,555
New Jersey 8,882,371
Virginia 8,590,563
Washington 7,693,612
Arizona 7,421,401
Massachusetts 6,893,574
Tennessee 6,886,834
Indiana 6,754,953
Missouri 6,151,548
Maryland 6,045,680
Wisconsin 5,832,655
Colorado 5,807,719
Minnesota 5,657,342
South Carolina 5,218,040
Alabama 4,921,532
Louisiana 4,645,318
Kentucky 4,477,251
Oregon 4,217,737
Oklahoma 3,980,783
Connecticut 3,557,006
Utah 3,205,958
Iowa 3,163,561
Nevada 3,138,259
Arkansas 3,017,804
Mississippi 2,966,786
Kansas 2,913,805
New Mexico 2,096,829
Nebraska 1,937,552
Idaho 1,826,913
West Virginia 1,784,787
Hawaii 1,407,006
New Hampshire 1,366,275
Maine 1,350,141
Montana 1,080,577
Rhode Island 1,057,125
Delaware 986,809
North Dakota 765,309
Alaska 731,158
Wyoming 582,328
Pennsylvania - Historical Population Data
Year Population Growth Rate
2020 12,783,254 -0.12%
2019 12,798,883 -0.08%
2018 12,809,107 0.11%
2017 12,794,679 0.05%
2016 12,788,468 -0.01%
2015 12,789,838 -0.02%
2014 12,792,392 0.10%
2013 12,779,538 0.08%
2012 12,769,123 0.17%
2011 12,747,052 0.28%
2010 12,711,406 0.35%
2009 12,666,858 0.43%
2008 12,612,285 0.38%
2007 12,563,937 0.42%
2006 12,510,809 0.49%
2005 12,449,990 0.32%
2004 12,410,722 0.29%
2003 12,374,658 0.35%
2002 12,331,031 0.26%
2001 12,298,970 0.12%
2000 12,284,173 2.42%
1999 11,994,016 -0.07%
1998 12,002,329 -0.11%
1997 12,015,888 -0.18%
1996 12,038,008 -0.06%
1995 12,044,780 0.02%
1994 12,042,545 0.17%
1993 12,022,128 0.34%
1992 11,980,819 0.32%
1991 11,943,160 0.40%
1990 11,895,604 0.25%
1989 11,865,996 0.17%
1988 11,845,752 0.30%
1987 11,810,866 0.24%
1986 11,782,752 0.10%
1985 11,770,862 -0.38%
1984 11,815,172 -0.19%
1983 11,837,723 -0.06%
1982 11,845,146 -0.11%
1981 11,858,567 -0.08%
1980 11,868,305 -0.17%
1979 11,887,975 0.07%
1978 11,879,396 -0.12%
1977 11,893,591 -0.03%
1976 11,897,378 -0.07%
1975 11,906,095 0.30%
1974 11,870,884 -0.17%
1973 11,890,527 -0.15%
1972 11,908,233 0.18%
1971 11,886,400 0.73%
1970 11,800,766 0.51%
1969 11,741,000 0.00%
1968 11,741,000 0.51%
1967 11,681,000 0.15%
1966 11,664,000 0.38%
1965 11,620,000 0.88%
1964 11,519,000 0.83%
1963 11,424,000 0.61%
1962 11,355,000 -0.32%
1961 11,392,000 0.56%
1960 11,329,000 0.85%
1959 11,234,000 1.59%
1958 11,058,000 0.95%
1957 10,954,000 -0.16%
1956 10,972,000 0.30%
1955 10,939,000 1.13%
1954 10,817,000 1.45%
1953 10,662,000 1.51%
1952 10,503,000 0.40%
1951 10,461,000 -0.44%
1950 10,507,000 1.13%
1949 10,390,000 1.00%
1948 10,287,000 0.89%
1947 10,196,000 3.34%
1946 9,866,000 7.91%
1945 9,143,000 -0.77%
1944 9,214,000 -2.44%
1943 9,444,000 -2.68%
1942 9,704,000 -2.09%
1941 9,911,000 0.15%
1940 9,896,000 -0.05%
1939 9,901,000 -0.51%
1938 9,952,000 1.65%
1937 9,790,000 0.24%
1936 9,767,000 -0.07%
1935 9,774,000 -0.21%
1934 9,795,000 0.11%
1933 9,784,000 0.20%
1932 9,764,000 0.59%
1931 9,707,000 0.60%
1930 9,649,000 -0.76%
1929 9,723,000 -0.81%
1928 9,802,000 0.58%
1927 9,745,000 1.57%
1926 9,594,000 1.22%
1925 9,478,000 1.01%
1924 9,383,000 2.57%
1923 9,148,000 1.85%
1922 8,982,000 0.92%
1921 8,900,000 1.83%
1920 8,740,000 1.12%
1919 8,643,000 1.40%
1918 8,524,000 -0.63%
1917 8,578,000 1.36%
1916 8,463,000 1.21%
1915 8,362,000 1.04%
1914 8,276,000 1.68%
1913 8,139,000 1.92%
1912 7,986,000 1.73%
1911 7,850,000 1.87%
1910 7,706,000 2.12%
1909 7,546,000 2.00%
1908 7,398,000 2.00%
1907 7,253,000 2.01%
1906 7,110,000 2.01%
1905 6,970,000 2.00%
1904 6,833,000 2.00%
1903 6,699,000 2.01%
1902 6,567,000 1.99%
1901 6,439,000 2.00%
1900 6,313,000 0.00%