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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Dewey, IL

Dewey, IL Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 61840StandardChampaign709217 / 447

Timezone(s):Central (GMT -06:00)
Population:709 (More Details)
Male Population:354
Female Population:355
Median Age:43
ZIP Codes:1
Area Codes:2
Total Area:998 square miles (county)
Land Area:996 square miles (county)
Water Area:2 square miles (county)

Dewey, IL Demographic Information *

There is no Census data for the city of DEWEY, IL. We have pulled information for the ZIP Code 61840 instead.
Total population709
Male population354
Female population355
Median age (years)43.1
White Population694
Black Population5
Indian Population2
Asian Population1
Hawaiian Population0
Hispanic Population5
Median age (Male)45.4
Median age (Female)41.2
Total households273
Family households (families)216
Average household size2.6
Average family size2.9
Total housing units289
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],