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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Warrenton, MO

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Counties:WARREN, MO
Area Code(s):636
Timezone(s):Central (GMT -06:00)
City Population:7,880 (More Details)
CBSA:St. Louis, MO-IL
Congressional District(s):02, 03, 06
Land Area:429 square miles (county)
Water Area:9 square miles (county)

2 ZIP Codes

Warrenton, MO ZIP Code Boundaries

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Warrenton, MO Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases

Warrenton, MO Demographic Information *

Total population**7,880
Male population3,775
Female population4,105
Median age (years)32.4
White Population7,402
Black Population162
Indian Population47
Asian Population55
Hawaiian Population5
Hispanic Population288
Median age (Male)31.3
Median age (Female)33.5
Total households2,927
Family households (families)1,969
Average household size2.61
Average family size3.17
Total housing units3,196
* Demographic data is based on 2010 Census for the City of WARRENTON.
** 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],