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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Alpena, SD

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Counties:JERAULD, SD
Area Code(s):605
Timezone(s):Central (GMT -06:00)
City Population:286 (More Details)
CBSA:Huron, SD
Congressional District(s):No Districts
Land Area:526 square miles (county)
Water Area:6 square miles (county)

1 ZIP Code

Alpena, SD ZIP Code Boundaries

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Alpena, SD Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Alpena, SD Demographic Information *

Total population**286
Male population146
Female population140
Median age (years)34.3
White Population248
Black Population0
Indian Population2
Asian Population0
Hawaiian Population3
Hispanic Population68
Median age (Male)35.8
Median age (Female)32.7
Total households110
Family households (families)73
Average household size2.6
Average family size3.18
Total housing units124
* Demographic data is based on 2010 Census for the City of ALPENA.
** 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],