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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2022

ZIP Codes for City of Fairmont, MN

Fairmont, MN Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 56031StandardMartin12,401507
ZIP Code 56075P.O. BoxMartin171507

Timezone(s):Central (GMT -06:00)
Counties:MARTIN, MN
Population:10,666 (More Details)
Male Population:5,062
Female Population:5,604
Median Age:46
ZIP Codes:2
Area Codes:1
Total Area:730 square miles (county)
Land Area:712 square miles (county)
Water Area:17 square miles (county)

Fairmont, MN Demographic Information *

Total population10,666
Male population5,062
Female population5,604
Median age (years)45.5
White Population10,200
Black Population49
Indian Population27
Asian Population71
Hawaiian Population5
Hispanic Population564
Median age (Male)43
Median age (Female)47.6
Total households4,812
Family households (families)2,816
Average household size2.17
Average family size2.78
Total housing units5,251
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 6/1/2022],
  2. Internal Data Creation [Last Updated: 6/1/2022],
  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],