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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Saint Mary, MO

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Area Code(s):573
Timezone(s):Central (GMT -06:00)
City Population:360 (More Details)
Congressional District(s):08
Land Area:499 square miles (county)
Water Area:8 square miles (county)

1 ZIP Code

Saint Mary, MO ZIP Code Boundaries

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Saint Mary, MO Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
63673Standard2,115100.00%SAINT MARYS

Saint Mary, MO Demographic Information *

Total population**360
Male population180
Female population180
Median age (years)40.9
White Population330
Black Population17
Indian Population1
Asian Population0
Hawaiian Population0
Hispanic Population7
Median age (Male)39
Median age (Female)43.5
Total households159
Family households (families)89
Average household size2.26
Average family size2.93
Total housing units188
* Demographic data is based on 2010 Census for the City of SAINT MARY.
** 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],