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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Mount Vernon, SD

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Counties:DAVISON, SD
Area Code(s):605
Timezone(s):Central (GMT -06:00)
City Population:462 (More Details)
CBSA:Mitchell, SD
Congressional District(s):No Districts
Land Area:436 square miles (county)
Water Area:1 square miles (county)

1 ZIP Code

Mount Vernon, SD ZIP Code Boundaries

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Mount Vernon, SD Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Mount Vernon, SD Demographic Information *

Total population**462
Male population245
Female population217
Median age (years)37.4
White Population428
Black Population0
Indian Population25
Asian Population0
Hawaiian Population2
Hispanic Population10
Median age (Male)31.8
Median age (Female)40.3
Total households178
Family households (families)125
Average household size2.6
Average family size3.15
Total housing units205
* Demographic data is based on 2010 Census for the City of MOUNT VERNON.
** 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],