| 1950 | 4,999,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1951 | 5,107,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1952 | 5,218,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1953 | 5,331,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1954 | 5,447,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1955 | 5,565,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1956 | 5,685,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1957 | 5,808,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1958 | 5,934,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1959 | 6,063,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1960 | 6,183,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1961 | 6,272,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1962 | 6,361,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1963 | 6,453,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1964 | 6,545,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1965 | 6,639,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1966 | 6,734,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1967 | 6,830,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1968 | 6,928,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1969 | 7,028,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1970 | 7,106,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1971 | 7,117,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1972 | 7,128,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1973 | 7,139,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1974 | 7,149,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1975 | 7,160,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1976 | 7,171,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1977 | 7,182,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1978 | 7,193,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1979 | 7,204,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1980 | 7,216,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1981 | 7,230,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1982 | 7,244,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1983 | 7,257,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1984 | 7,271,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1985 | 7,285,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1986 | 7,299,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1987 | 7,313,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1988 | 7,327,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1989 | 7,341,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1990 | 7,374,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1991 | 7,464,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1992 | 7,556,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1993 | 7,649,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1994 | 7,743,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1995 | 7,839,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1996 | 7,935,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1997 | 8,033,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1998 | 8,132,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 1999 | 8,232,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2000 | 8,315,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2001 | 8,345,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2002 | 8,374,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2003 | 8,404,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2004 | 8,434,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2005 | 8,464,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2006 | 8,494,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2007 | 8,525,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2008 | 8,555,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2009 | 8,585,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2010 | 8,616,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2011 | 8,646,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2012 | 8,677,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2013 | 8,708,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2014 | 8,739,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2015 | 8,770,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2016 | 8,801,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2017 | 8,833,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2018 | 8,864,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2019 | 8,862,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2020 | 8,865,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |
| 2021 | 8,877,000 | | https://www.macrotrends.net/cities/22956/chicago/population | https://www.macrotrends.net/cities/22956/chicago/population | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC | 2021-04-11 14:14:00 UTC |