Kentucky - Population
| Date | Density | Population |
|---|---|---|
| 2023 | 43 | 4,526,154 |
| 2022 | 43 | 4,511,563 |
| 2021 | 43 | 4,507,600 |
| 2020 | 43 | 4,508,155 |
| 2019 | 43 | 4,498,163 |
| 2018 | 43 | 4,487,302 |
| 2017 | 43 | 4,475,829 |
| 2016 | 43 | 4,457,755 |
| 2015 | 42 | 4,443,778 |
| 2014 | 42 | 4,428,854 |
| 2013 | 42 | 4,415,978 |
| 2012 | 42 | 4,394,147 |
| 2011 | 42 | 4,374,302 |
| 2010 | 42 | 4,349,159 |
| 2009 | 41 | 4,317,074 |
| 2008 | 41 | 4,289,878 |
| 2007 | 41 | 4,256,672 |
| 2006 | 40 | 4,219,239 |
| 2005 | 40 | 4,182,742 |
| 2004 | 40 | 4,146,101 |
| 2003 | 39 | 4,117,170 |
| 2002 | 39 | 4,089,875 |
| 2001 | 39 | 4,068,132 |
| 2000 | 39 | 4,049,021 |
| 1999 | 38 | 4,018,053 |
| 1998 | 38 | 3,985,390 |
| 1997 | 38 | 3,952,747 |
| 1996 | 37 | 3,919,535 |
| 1995 | 37 | 3,887,427 |
| 1994 | 37 | 3,849,088 |
| 1993 | 36 | 3,812,206 |
| 1992 | 36 | 3,765,469 |
| 1991 | 36 | 3,722,328 |
| 1990 | 35 | 3,694,048 |
| 1989 | 35 | 3,677,318 |
| 1988 | 35 | 3,680,002 |
| 1987 | 35 | 3,683,330 |
| 1986 | 35 | 3,687,805 |
| 1985 | 35 | 3,694,816 |
| 1984 | 35 | 3,695,459 |
| 1983 | 35 | 3,694,469 |
| 1982 | 35 | 3,683,449 |
| 1981 | 35 | 3,670,395 |
| 1980 | 35 | 3,664,221 |
| 1979 | 35 | 3,643,655 |
| 1978 | 35 | 3,611,382 |
| 1977 | 34 | 3,575,001 |
| 1976 | 34 | 3,530,443 |
| 1975 | 33 | 3,468,755 |
| 1974 | 33 | 3,417,039 |
| 1973 | 32 | 3,371,573 |
| 1972 | 32 | 3,336,106 |
| 1971 | 32 | 3,298,262 |
| 1970 | 31 | 3,230,587 |
| 1969 | 31 | 3,198,000 |
| 1968 | 31 | 3,195,000 |
| 1967 | 30 | 3,172,000 |
| 1966 | 30 | 3,147,000 |
| 1965 | 30 | 3,140,000 |
| 1964 | 30 | 3,129,000 |
| 1963 | 30 | 3,096,000 |
| 1962 | 29 | 3,079,000 |
| 1961 | 29 | 3,054,000 |
| 1960 | 29 | 3,041,000 |
| 1959 | 29 | 2,999,000 |
| 1958 | 28 | 2,961,000 |
| 1957 | 28 | 2,928,000 |
| 1956 | 28 | 2,898,000 |
| 1955 | 28 | 2,910,000 |
| 1954 | 28 | 2,902,000 |
| 1953 | 28 | 2,903,000 |
| 1952 | 28 | 2,920,000 |
| 1951 | 28 | 2,941,000 |
| 1950 | 28 | 2,936,000 |
| 1949 | 27 | 2,849,000 |
| 1948 | 27 | 2,817,000 |
| 1947 | 27 | 2,802,000 |
| 1946 | 26 | 2,757,000 |
| 1945 | 25 | 2,604,000 |
| 1944 | 25 | 2,616,000 |
| 1943 | 26 | 2,690,000 |
| 1942 | 27 | 2,809,000 |
| 1941 | 27 | 2,851,000 |
| 1940 | 27 | 2,859,000 |
| 1939 | 27 | 2,825,000 |
| 1938 | 27 | 2,800,000 |
| 1937 | 27 | 2,784,000 |
| 1936 | 26 | 2,768,000 |
| 1935 | 26 | 2,748,000 |
| 1934 | 26 | 2,722,000 |
| 1933 | 26 | 2,698,000 |
| 1932 | 26 | 2,676,000 |
| 1931 | 25 | 2,652,000 |
| 1930 | 25 | 2,623,000 |
| 1929 | 25 | 2,606,000 |