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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2022

ZIP Codes for City of Quincy, IL



Quincy, IL Covers 3 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 62301StandardAdams33,758217
ZIP Code 62305StandardAdams18,052217
ZIP Code 62306P.O. BoxAdams0217


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 Demographic Information *

Total population40,633
Male population19,465
Female population21,168
Median age (years)39.4
White Population36,904
Black Population2,197
Indian Population75
Asian Population368
Hawaiian Population9
Hispanic Population584
Median age (Male)37.5
Median age (Female)41.3
Total households17,151
Family households (families)9,964
Average household size2.25
Average family size2.92
Total housing units18,655
* Demographic data is based on 2010 Census.



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References

  1. U.S. Postal Service [Last Updated: 6/1/2022], https://www.usps.com
  2. ZIP-Codes.com Internal Data Creation [Last Updated: 6/1/2022], https://www.zip-codes.com
  3. U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
  4. U.S. Census [Updated Yearly], https://www.census.gov
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov