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Marshall County, South Dakota facts for kids

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Marshall County
Marshall County Courthouse in Britton
Marshall County Courthouse in Britton
Map of South Dakota highlighting Marshall County
Location within the U.S. state of South Dakota
Map of the United States highlighting South Dakota
South Dakota's location within the U.S.
Country  United States
State  South Dakota
Founded 1885
Named for Marshall Vincent
Seat Britton
Largest city Britton
Area
 • Total 886 sq mi (2,290 km2)
 • Land 838 sq mi (2,170 km2)
 • Water 48 sq mi (120 km2)  5.4%
Population
 (2020)
 • Total 4,306
 • Estimate 
(2023)
4,390 Increase
 • Density 4.860/sq mi (1.8765/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district At-large

Marshall County is a place in South Dakota, a state in the United States. It's like a big neighborhood or district. In 2020, about 4,306 people lived here. The main town, or "county seat," is Britton. Marshall County was started on May 2, 1885. It was named after Marshall Vincent, who was one of the first settlers in the area.

Geography of Marshall County

Marshall County is in the northern part of South Dakota. Its northern border touches the state of North Dakota. The land here has gentle, rolling hills. You can also find many lakes and ponds, especially in the southeast. The land generally slopes towards the northeast. The highest point in the county is about 2,034 feet (620 meters) above sea level.

Marshall County covers a total area of 886 square miles (2,295 square kilometers). Most of this area, 838 square miles (2,170 square kilometers), is land. The remaining 48 square miles (124 square kilometers) is water, like lakes and rivers. This means about 5.4% of the county is water. Two rivers, Crow Creek and the Wild Rice River, flow through the county. Part of the Lake Traverse Indian Reservation is also in the eastern part of Marshall County.

Main Roads in Marshall County

  • SD 10.svg South Dakota Highway 10
  • SD 25.svg South Dakota Highway 25
  • SD 27.svg South Dakota Highway 27

Nature Areas and Parks

Marshall County has many protected areas where nature is preserved. These include places for wildlife and outdoor activities. Some well-known spots are Fort Sisseton Historic State Park, Roy Lake State Park, and parts of Sica Hollow State Park. There are also many "State Game Production Areas" like Buffalo Lakes and Clear Lake. These areas help protect animals and their homes.

Neighboring Counties

Marshall County shares its borders with several other counties:

Population of Marshall County

Historical population
Census Pop.
1890 4,544
1900 5,942 30.8%
1910 8,021 35.0%
1920 9,596 19.6%
1930 9,540 −0.6%
1940 8,880 −6.9%
1950 7,835 −11.8%
1960 6,663 −15.0%
1970 5,965 −10.5%
1980 5,404 −9.4%
1990 4,844 −10.4%
2000 4,576 −5.5%
2010 4,656 1.7%
2020 4,306 −7.5%
2023 (est.) 4,390 −5.7%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2020

The number of people living in Marshall County has changed over the years. In 1890, there were 4,544 residents. The population grew steadily until 1920, when it reached its highest point with 9,596 people. After that, the population slowly decreased.

Recent Population Numbers

According to the 2020 census, 4,306 people lived in Marshall County. There were 1,702 households, which are groups of people living together. The population density was about 5.1 people per square mile. This means the county is not very crowded.

In the 2010 census, there were 4,656 people. The average age of people in the county was about 43.2 years old.

Towns and Communities

Marshall County has several towns and communities where people live.

Cities

Towns

Census-Designated Places

These are areas that are like towns but are not officially incorporated as cities or towns.

  • Clear Lake
  • Kidder
  • Newport Colony
  • Sunset Colony
  • Westwood Colony

Other Small Communities

These are smaller places that are not officially part of a city or town.

See also

Kids robot.svg In Spanish: Condado de Marshall (Dakota del Sur) para niños

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