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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

ZIP Codes for City of Dewey, IL

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Area Code(s):217, 447
Timezone(s):Central (GMT -06:00)
City Population:709 (More Details)
CBSA:Champaign-Urbana, IL
Congressional District(s):02, 15
Land Area:996 square miles (county)
Water Area:2 square miles (county)

1 ZIP Code

Dewey, IL ZIP Code Boundaries

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Dewey, IL Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

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 population**709
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 for the City of DEWEY.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  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],