Illinois Population 1900-2022

Chart and table of population level and growth rate for the state of Illinois from 1900 to 2022.
  • The population of Illinois in 2022 was 12,582,032, a 0.82% decline from 2021.
  • The population of Illinois in 2021 was 12,686,469, a 0.78% decline from 2020.
  • The population of Illinois in 2020 was 12,786,580, a 0.94% increase from 2019.
  • The population of Illinois in 2019 was 12,667,017, a 0.45% decline from 2018.
Data Source: U.S. Census Bureau - Population Estimates

MLA Citation:
State Population Ranking
State Name Population
California 39,029,342
Texas 30,029,572
Florida 22,244,823
New York 19,677,151
Pennsylvania 12,972,008
Illinois 12,582,032
Ohio 11,756,058
Georgia 10,912,876
North Carolina 10,698,973
Michigan 10,034,113
New Jersey 9,261,699
Virginia 8,683,619
Washington 7,785,786
Arizona 7,359,197
Tennessee 7,051,339
Massachusetts 6,981,974
Indiana 6,833,037
Missouri 6,177,957
Maryland 6,164,660
Wisconsin 5,892,539
Colorado 5,839,926
Minnesota 5,717,184
South Carolina 5,282,634
Alabama 5,074,296
Louisiana 4,590,241
Kentucky 4,512,310
Oregon 4,240,137
Oklahoma 4,019,800
Connecticut 3,626,205
Utah 3,380,800
Iowa 3,200,517
Nevada 3,177,772
Arkansas 3,045,637
Mississippi 2,940,057
Kansas 2,937,150
New Mexico 2,113,344
Nebraska 1,967,923
Idaho 1,939,033
West Virginia 1,775,156
Hawaii 1,440,196
New Hampshire 1,395,231
Maine 1,385,340
Montana 1,122,867
Rhode Island 1,093,734
Delaware 1,018,396
North Dakota 779,261
Alaska 733,583
Wyoming 581,381
Illinois - Historical Population Data
Year Population Growth Rate
2022 12,582,032 -0.82%
2021 12,686,469 -0.78%
2020 12,786,580 0.94%
2019 12,667,017 -0.45%
2018 12,724,685 -0.43%
2017 12,779,893 -0.33%
2016 12,821,709 -0.29%
2015 12,859,585 -0.20%
2014 12,885,092 -0.08%
2013 12,895,778 0.10%
2012 12,883,029 0.12%
2011 12,867,783 0.21%
2010 12,840,545 0.34%
2009 12,796,778 0.39%
2008 12,747,038 0.40%
2007 12,695,866 0.41%
2006 12,643,955 0.27%
2005 12,609,903 0.16%
2004 12,589,773 0.27%
2003 12,556,006 0.24%
2002 12,525,556 0.30%
2001 12,488,445 0.44%
2000 12,434,161 2.52%
1999 12,128,370 0.49%
1998 12,069,774 0.49%
1997 12,011,509 0.49%
1996 11,953,003 0.57%
1995 11,884,935 0.68%
1994 11,804,986 0.67%
1993 11,725,984 0.78%
1992 11,635,197 0.86%
1991 11,535,973 0.78%
1990 11,446,979 0.33%
1989 11,409,782 0.17%
1988 11,390,183 -0.01%
1987 11,391,178 0.03%
1986 11,387,257 -0.11%
1985 11,399,806 -0.11%
1984 11,412,132 0.03%
1983 11,408,818 -0.13%
1982 11,423,412 -0.18%
1981 11,443,458 0.08%
1980 11,434,702 0.33%
1979 11,396,837 -0.14%
1978 11,412,561 0.23%
1977 11,386,316 0.38%
1976 11,342,853 0.45%
1975 11,291,743 0.26%
1974 11,262,145 0.10%
1973 11,251,367 -0.01%
1972 11,251,948 0.44%
1971 11,202,397 0.83%
1970 11,110,285 0.65%
1969 11,039,000 0.40%
1968 10,995,000 0.44%
1967 10,947,000 1.02%
1966 10,836,000 1.34%
1965 10,693,000 1.07%
1964 10,580,000 1.71%
1963 10,402,000 1.19%
1962 10,280,000 1.48%
1961 10,130,000 0.44%
1960 10,086,000 1.00%
1959 9,986,000 1.01%
1958 9,886,000 2.25%
1957 9,668,000 1.45%
1956 9,530,000 1.01%
1955 9,435,000 1.98%
1954 9,252,000 2.06%
1953 9,065,000 1.22%
1952 8,956,000 1.89%
1951 8,790,000 0.60%
1950 8,738,000 0.78%
1949 8,670,000 1.38%
1948 8,552,000 2.53%
1947 8,341,000 2.28%
1946 8,155,000 7.29%
1945 7,601,000 -1.53%
1944 7,719,000 -0.54%
1943 7,761,000 -3.67%
1942 8,057,000 0.78%
1941 7,995,000 1.14%
1940 7,905,000 0.19%
1939 7,890,000 0.31%
1938 7,866,000 0.11%
1937 7,857,000 0.22%
1936 7,840,000 0.55%
1935 7,797,000 0.32%
1934 7,772,000 0.05%
1933 7,768,000 0.41%
1932 7,736,000 0.64%
1931 7,687,000 0.56%
1930 7,644,000 0.50%
1929 7,606,000 0.40%
1928 7,576,000 0.76%
1927 7,519,000 1.68%
1926 7,395,000 1.22%
1925 7,306,000 1.26%
1924 7,215,000 2.08%
1923 7,068,000 1.58%
1922 6,958,000 1.46%
1921 6,858,000 2.93%
1920 6,663,000 4.24%
1919 6,392,000 1.86%
1918 6,275,000 -0.60%
1917 6,313,000 0.62%
1916 6,274,000 1.29%
1915 6,194,000 1.39%
1914 6,109,000 2.48%
1913 5,961,000 2.28%
1912 5,828,000 1.23%
1911 5,757,000 1.57%
1910 5,668,000 1.81%
1909 5,567,000 1.70%
1908 5,474,000 1.67%
1907 5,384,000 1.41%
1906 5,309,000 1.30%
1905 5,241,000 1.55%
1904 5,161,000 1.77%
1903 5,071,000 1.58%
1902 4,992,000 1.59%
1901 4,914,000 1.78%
1900 4,828,000 0.00%