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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Allendale, MO

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Counties:WORTH, MO
Area Code(s):660
Timezone(s):Central (GMT -06:00)
City Population:53 (More Details)
Congressional District(s):06
Land Area:267 square miles (county)
Water Area:0 square miles (county)

1 ZIP Code

Allendale, MO ZIP Code Boundaries

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Allendale, MO Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
64420P.O. Box53100.00%

Allendale, MO Demographic Information *

Total population**53
Male population27
Female population26
Median age (years)57.5
White Population53
Black Population0
Indian Population0
Asian Population0
Hawaiian Population0
Hispanic Population0
Median age (Male)62.8
Median age (Female)56
Total households25
Family households (families)20
Average household size2.12
Average family size2.4
Total housing units35
* Demographic data is based on 2010 Census for the City of ALLENDALE.
** 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],