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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

ZIP Codes for City of Armstrong, IA

Armstrong, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 50514StandardEmmet1,452712

Timezone(s):Central (GMT -06:00)
Counties:EMMET, IA
Population:926 (More Details)
Male Population:457
Female Population:469
Median Age:49
ZIP Codes:1
Area Codes:1
Total Area:403 square miles (county)
Land Area:396 square miles (county)
Water Area:7 square miles (county)

Armstrong, IA Demographic Information *

Total population926
Male population457
Female population469
Median age (years)49
White Population906
Black Population0
Indian Population4
Asian Population4
Hawaiian Population0
Hispanic Population6
Median age (Male)46.1
Median age (Female)51.3
Total households403
Family households (families)257
Average household size2.18
Average family size2.73
Total housing units439
* Demographic data is based on 2010 Census.

Armstrong, IA Other Information

  • Located in EMMET County, Iowa
  • Armstrong, IA is also known as:

54 Cities within 30 miles of Armstrong, IA Products


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  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],