Latest Data (2015)
Population 40,780
Nationwide Rank 920

Quick Facts

Quincy, Illinois is the 920th largest city in the United States as of 2015.

Quincy, Illinois is a city.

Quincy, Illinois is as large as it has ever been. In 2015 Quincy had its largest population ever.

Quincy, Illinois's growth is extremely below average. 85% of similarly sized cities are growing faster since 2000.

Quincy, Illinois Border Map

Similarly Sized Cities

Rank Name Growth
2000-2015
914 Mankato, Minnesota 25.9%
915 Covington, Kentucky -4.6%
916 Peachtree Corners, Georgia
917 Ormond Beach, Florida 12.1%
918 Huntsville, Texas 16.4%
919 Sumter, South Carolina 0.4%
920 Quincy, Illinois 0.2%
921 Wilkes-Barre, Pennsylvania -5.1%
922 La Puente, California -0.9%
923 Holyoke, Massachusetts 2.0%
924 Sherman, Texas 15.5%
925 Goose Creek, South Carolina 28.7%
926 Maplewood, Minnesota 14.6%

Demographics

Population History

Year Population Rank in US
2015 40,780 920
2014 40,805 912
2013 40,915 899
2012 40,798 889
2011 40,770 887
2010 40,633 885
2009 40,061 879
2008 39,919 875
2007 39,829 866
2006 39,819 855
2005 39,665 845
2004 39,653 834
2003 39,987 824
2002 40,423 808
2001 40,547 797
2000 40,686 783
1990 40,523 667
1890 31,494 96
1880 27,268 73
1870 24,052 55
1860 13,718 69