Wyoming Population 1900-2021

Chart and table of population level and growth rate for the state of Wyoming from 1900 to 2021.
  • The population of Wyoming in 2021 was 578,803, a 0.27% increase from 2020.
  • The population of Wyoming in 2020 was 577,267, a 0.49% decline from 2019.
  • The population of Wyoming in 2019 was 580,116, a 0.18% increase from 2018.
  • The population of Wyoming in 2018 was 579,054, a 0.16% decline from 2017.
Data Source: U.S. Census Bureau - Population Estimates

MLA Citation:
State Population Ranking
State Name Population
California 39,237,836
Texas 29,527,941
Florida 21,781,128
New York 19,835,913
Pennsylvania 12,964,056
Illinois 12,671,469
Ohio 11,780,017
Georgia 10,799,566
North Carolina 10,551,162
Michigan 10,050,811
New Jersey 9,267,130
Virginia 8,642,274
Washington 7,738,692
Arizona 7,276,316
Massachusetts 6,984,723
Tennessee 6,975,218
Indiana 6,805,985
Missouri 6,168,187
Maryland 6,165,129
Wisconsin 5,895,908
Colorado 5,812,069
Minnesota 5,707,390
South Carolina 5,190,705
Alabama 5,039,877
Louisiana 4,624,047
Kentucky 4,509,394
Oregon 4,246,155
Oklahoma 3,986,639
Connecticut 3,605,597
Utah 3,337,975
Iowa 3,193,079
Nevada 3,143,991
Arkansas 3,025,891
Mississippi 2,949,965
Kansas 2,934,582
New Mexico 2,115,877
Nebraska 1,963,692
Idaho 1,900,923
West Virginia 1,782,959
Hawaii 1,441,553
New Hampshire 1,388,992
Maine 1,372,247
Montana 1,104,271
Rhode Island 1,095,610
Delaware 1,003,384
North Dakota 774,948
Alaska 732,673
Wyoming 578,803
Wyoming - Historical Population Data
Year Population Growth Rate
2021 578,803 0.27%
2020 577,267 -0.49%
2019 580,116 0.18%
2018 579,054 -0.16%
2017 579,994 -0.90%
2016 585,243 -0.20%
2015 586,389 0.55%
2014 583,159 0.09%
2013 582,620 1.03%
2012 576,656 1.62%
2011 567,491 0.52%
2010 564,531 0.84%
2009 559,851 2.53%
2008 546,043 2.09%
2007 534,876 2.34%
2006 522,667 1.66%
2005 514,157 0.99%
2004 509,106 1.12%
2003 503,453 0.69%
2002 500,017 1.08%
2001 494,657 0.07%
2000 494,300 3.06%
1999 479,602 -0.09%
1998 480,045 0.00%
1997 480,031 -0.01%
1996 480,085 0.34%
1995 478,447 0.73%
1994 474,982 1.27%
1993 469,033 1.20%
1992 463,491 1.26%
1991 457,739 0.96%
1990 453,401 -1.08%
1989 458,374 -1.45%
1988 465,101 -2.49%
1987 476,965 -3.77%
1986 495,633 -0.81%
1985 499,695 -1.03%
1984 504,896 -1.07%
1983 510,345 0.78%
1982 506,400 2.99%
1981 491,712 3.70%
1980 474,185 4.36%
1979 454,378 4.97%
1978 432,880 4.72%
1977 413,354 4.13%
1976 396,952 4.00%
1975 381,695 4.43%
1974 365,501 3.23%
1973 354,061 1.93%
1972 347,345 2.07%
1971 340,285 2.37%
1970 332,416 1.04%
1969 329,000 1.54%
1968 324,000 0.62%
1967 322,000 -0.31%
1966 323,000 -2.71%
1965 332,000 -2.06%
1964 339,000 0.89%
1963 336,000 0.90%
1962 333,000 -1.19%
1961 337,000 1.81%
1960 331,000 3.44%
1959 320,000 1.59%
1958 315,000 0.32%
1957 314,000 0.64%
1956 312,000 1.63%
1955 307,000 4.78%
1954 293,000 1.03%
1953 290,000 -1.02%
1952 293,000 0.69%
1951 291,000 0.34%
1950 290,000 4.69%
1949 277,000 2.97%
1948 269,000 4.26%
1947 258,000 1.57%
1946 254,000 6.28%
1945 239,000 -1.24%
1944 242,000 -2.02%
1943 247,000 -1.59%
1942 251,000 1.62%
1941 247,000 -1.20%
1940 250,000 0.81%
1939 248,000 0.81%
1938 246,000 1.23%
1937 243,000 1.25%
1936 240,000 1.27%
1935 237,000 1.72%
1934 233,000 1.30%
1933 230,000 0.00%
1932 230,000 0.44%
1931 229,000 1.33%
1930 226,000 1.35%
1929 223,000 1.36%
1928 220,000 0.46%
1927 219,000 0.92%
1926 217,000 0.46%
1925 216,000 0.47%
1924 215,000 1.90%
1923 211,000 1.44%
1922 208,000 2.46%
1921 203,000 3.05%
1920 197,000 3.14%
1919 191,000 5.52%
1918 181,000 -2.69%
1917 186,000 6.90%
1916 174,000 4.19%
1915 167,000 2.45%
1914 163,000 3.82%
1913 157,000 2.61%
1912 153,000 2.00%
1911 150,000 2.04%
1910 147,000 4.26%
1909 141,000 6.02%
1908 133,000 6.40%
1907 125,000 5.93%
1906 118,000 3.51%
1905 114,000 2.70%
1904 111,000 2.78%
1903 108,000 2.86%
1902 105,000 5.00%
1901 100,000 7.53%
1900 93,000 0.00%