Martin County, Minnesota | |
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Martin County Courthouse in Fairmont
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Location in the U.S. state of Minnesota |
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Minnesota's location in the U.S. |
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Founded | May 23, 1857 |
Named for | Henry Martin |
Seat | Fairmont |
Largest city | Fairmont |
Area | |
• Total | 730 sq mi (1,891 km2) |
• Land | 712 sq mi (1,844 km2) |
• Water | 17 sq mi (44 km2), 2.4% |
Population (est.) | |
• (2015) | 20,022 |
• Density | 29/sq mi (11/km²) |
Congressional district | 1st |
Time zone | Central: UTC-6/-5 |
Website | www |
Martin County is a county located in the U.S. state of Minnesota. As of the 2010 census, the population was 20,840. Its county seat is Fairmont. Martin County was named for Henry Martin, a pioneer settler.
According to the U.S. Census Bureau, the county has a total area of 730 square miles (1,900 km2), of which 712 square miles (1,840 km2) is land and 17 square miles (44 km2) (2.4%) is water.
As of the census 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.