Timezone(s): Central (GMT -06:00) Counties: ADAMS, IL Population: 40,633 (More Details ) Male Population: 19,465 Female Population: 21,168 Median Age: 39 ZIP Codes: 3 Cities: 1 Counties: 1 Area Codes: 1 Total Area: 871 square miles (county) Land Area: 855 square miles (county) Water Area: 16 square miles (county)
Quincy, IL Covers 3 ZIP Codes
Quincy, IL Demographic Information *
Total population 40,633 Male population 19,465 Female population 21,168 Median age (years) 39.4 White Population 36,904 Black Population 2,197 Indian Population 75 Asian Population 368 Hawaiian Population 9 Hispanic Population 584 Median age (Male) 37.5 Median age (Female) 41.3 Total households 17,151 Family households (families) 9,964 Average household size 2.25 Average family size 2.92 Total housing units 18,655
* Demographic data is based on 2010 Census.
Quincy, IL Other Information
Located in ADAMS County, Illinois Quincy, IL is also known as: BURTON, IL COLUMBUS, IL MARBLEHEAD, IL
55 Cities within 30 miles of Quincy, IL
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