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zipcodes.pro — CITY/IA/ARMSTRONG

Armstrong ZIP code, Iowa

The ZIP code for Armstrong, IA is 50514, and its area code is 712.

USPS city name
1 ZIP code
Population
703
Area code
712
State
Iowa

Armstrong in numbers

About 703 people live in Armstrong, in 342 households. The median household income is $58,250 a year, 22% below the Iowa median of $75,059 (US: $80,734). The median owner-occupied home is valued at $90,500 (56% below the Iowa median), and median gross rent is $632 a month. The median age is 55.5; 18.0% of adults 25 and over hold a bachelor's degree or higher (31.4% across Iowa); the average commute takes 16 minutes.

Population703Armstrong703
Households342Armstrong342
Median age55.5Armstrong55.5Iowa38.6US 38.9
Median household income$58,250Armstrong$58,250Iowa$75,059US $80,734
Median home value$90,500Armstrong$90,500Iowa$208,000US $332,700
Median gross rent$632Armstrong$632Iowa$972US $1,413
Bachelor's degree or higher18.0%Armstrong18.0%Iowa31.4%US 35.7%
Mean commute15.7 minArmstrong15.7 minIowa19.8 minUS 26.4 min
Population density795 / sq miArmstrong795 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Armstrong city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Armstrong

ZIP codes with the USPS city name Armstrong
ZIP City Type Population Median income Median home
50514 Armstrong , IA Standard 1,117 $73,000 $137,100

Map of Armstrong ZIP codes

50514

The ZIP codes of Armstrong, IA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Armstrong

The nearest larger towns are Graettinger (1,096 people, 17 mi), Fairmont, MN (10,296 people, 17 mi) and Estherville (5,839 people, 18 mi).

Towns near Armstrong
TownPopulationDistance
Fairmont, MN 10,296 17.3 mi
Estherville 5,839 17.6 mi
Emmetsburg 3,648 21.7 mi
Algona 5,377 25.4 mi
Blue Earth, MN 3,165 25.7 mi
Jackson, MN 3,287 29.9 mi

More nearby: every ZIP code in Emmet County · Iowa ZIP codes

Cite this page

zipcodes.pro. “Armstrong, IA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ia/armstrong

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