Latest Data (2015)
Population 2,720,546
Nationwide Rank 3

Quick Facts

Chicago, Illinois is the 3rd largest city in the United States as of 2015.

Chicago, Illinois is a city.

Chicago, Illinois is currently 24.9% smaller than it was in 1950, the year of its peak recorded population.

Chicago, Illinois's growth is extremely below average. 94% of similarly sized cities are growing faster since 2000.

Chicago, Illinois Border Map

Similarly Sized Cities

Rank Name Growth
2000-2015
1 New York, New York 6.6%
2 Los Angeles, California 7.2%
3 Chicago, Illinois -6.0%
4 Houston, Texas 16.0%
5 Philadelphia, Pennsylvania 3.5%
6 Phoenix, Arizona 17.7%
7 San Antonio, Texas 26.2%
8 San Diego, California 13.7%
9 Dallas, Texas 9.1%

Demographics

Population History

Year Population Rank in US
2015 2,720,546 3
2014 2,722,389 3
2013 2,718,782 3
2012 2,714,856 3
2011 2,705,248 3
2010 2,695,598 3
2009 2,851,268 3
2008 2,830,026 3
2007 2,811,035 3
2006 2,806,391 3
2005 2,824,584 3
2004 2,848,996 3
2003 2,866,361 3
2002 2,881,295 3
2001 2,894,988 3
2000 2,895,671 3
1990 2,783,660 3
1980 3,005,072 2
1970 3,366,957 2
1960 3,550,404 2
1950 3,620,962 2
1940 3,396,808 2
1930 3,376,438 2
1920 2,701,705 2
1910 2,185,283 2
1900 1,698,575 2
1890 1,099,850 2
1880 503,185 4
1870 298,977 5
1860 112,172 9
1850 29,963 24
1840 4,470 92