Martin   County MN United States

County FIPS 27091
Largest City Fairmont
State Minnesota
Latitude 43.6744
Longitude -94.5511
Population 19,780
Density 27.77 people per square mile
Time Zone America/Chicago
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $59,507
Median individual: $38,226

Race

Mode: 92.5% White

Gender

 50.2% female 

Rent

  $761 / month  

Median house value: $164,006.0

Age

Median: 43.9 years old

Education

With at least college degree: 23.7%
With STEM degree: 36.2%

Marital Status

 51.6% married 

Never married: 27.5%

Labor Force Participation

 62.9% working 

Unemployed: 4.2%

Average Family Size

 2.84 people 

Commute Time

 16.9 minutes 

Health Care

 4.1% uninsured 

Poverty

 13.1%

All data comes from the SimpleMaps US Counties Database, 2026.

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