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Martin County, Minnesota
Map of Minnesota highlighting Martin County
Location in the state of Minnesota
Map of USA MN
Minnesota's location in the U.S.
Founded May 23, 1857 [1]
Named for Henry Martin or Morgan Lewis Martin
Seat Fairmont
Largest city Fairmont
 - Total
 - Land
 - Water

729.56 sq mi (1,890 km²)
709.34 sq mi (1,837 km²)
20.21 sq mi (52 km²), 2.77%
 - (2010)
 - Density

31/sq mi (12/km²)
Time zone Central: UTC-6/-5

Martin County is a county located in the U.S. state of Minnesota. As of 2010, the population was 20,840.[1] Its county seat is Fairmont.[2]



Martin County Courthouse in Fairmont, Minnesota.

According to the 2000 census, the county has a total area of 729.56 square miles (1,889.6 km2), of which 709.34 square miles (1,837.2 km2) (or 97.23%) is land and 20.21 square miles (52.3 km2) (or 2.77%) is water.[3]


Major highwaysEdit

Adjacent countiesEdit


Historical populations
Census Pop.
1860 151
1870 3,867 2,460.9%
1880 5,249 35.7%
1890 9,408 79.2%
1900 16,936 80.0%
1910 17,518 3.4%
1920 21,085 20.4%
1930 22,401 6.2%
1940 24,656 10.1%
1950 25,655 4.1%
1960 26,986 5.2%
1970 24,316 −9.9%
1980 24,687 1.5%
1990 22,914 −7.2%
2000 21,802 −4.9%
2010 20,840 −4.4%
U.S. Decennial Census
USA Martin County, Minnesota age pyramid

Age pyramid of county residents based on 2000 U.S. census data.

As of the census[4] of 2000, there were 21,802 people, 9,067 households, and 6,047 families residing in the county. The population density was 31 people per square mile (12/km²). There were 9,800 housing units at an average density of 14 per square mile (5/km²). The racial makeup of the county was 97.22% White, 0.25% Black or African American, 0.10% Native American, 0.42% Asian, 0.02% Pacific Islander, 1.26% from other races, and 0.73% from two or more races. 1.93% of the population were Hispanic or Latino of any race. 51.6% were of German, 11.9% Norwegian, 5.9% Swedish and 5.0% English ancestry according to Census 2000.

There were 9,067 households out of which 29.80% had children under the age of 18 living with them, 56.60% were married couples living together, 7.20% had a female householder with no husband present, and 33.30% were non-families. 30.00% of all households were made up of individuals and 15.20% had someone living alone who was 65 years of age or older. The average household size was 2.35 and the average family size was 2.92.

In the county the population was spread out with 24.80% under the age of 18, 6.40% from 18 to 24, 24.90% from 25 to 44, 24.00% from 45 to 64, and 19.90% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 95.30 males. For every 100 females age 18 and over, there were 91.50 males.

The median income for a household in the county was $34,810, and the median income for a family was $44,541. Males had a median income of $30,467 versus $21,780 for females. The per capita income for the county was $18,529. About 7.10% of families and 10.50% of the population were below the poverty line, including 15.10% of those under age 18 and 9.00% of those age 65 or over.

Cities and towns Edit

Cities Townships Ghost town

† Ormsby is in both Watonwan and Martin counties

See alsoEdit


External linksEdit

Coordinates: 43°41′N 94°34′W / 43.68, -94.56

This page uses content from the English language Wikipedia. The original content was at Martin County, Minnesota. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.

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