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Custer County, South Dakota facts for kids

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Custer County
Custer County Courthouse
Custer County Courthouse
Official seal of Custer County
Seal
Map of South Dakota highlighting Custer 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 1875 (created)
1877 (organized)
Named for George Armstrong Custer
Seat Custer
Largest city Custer
Area
 • Total 1,559 sq mi (4,040 km2)
 • Land 1,557 sq mi (4,030 km2)
 • Water 2.1 sq mi (5 km2)  0.1%
Population
 (2020)
 • Total 8,318
 • Estimate 
(2023)
9,117 Increase
 • Density 5.3355/sq mi (2.0600/km2)
Time zone UTC−7 (Mountain)
 • Summer (DST) UTC−6 (MDT)
Congressional district At-large

Custer County is a county located in the state of South Dakota in the United States. In 2020, about 8,318 people lived here. The main town and county seat is Custer.

The county was officially created in 1875 and organized in 1877. It was named after a famous general, George Armstrong Custer. Custer County is special because it's home to two of the longest caves in the United States: Jewel Cave National Monument and Wind Cave National Park.

Exploring Custer County's Geography

Custer County is located on the western side of South Dakota. Its western border touches the state of Wyoming. The Cheyenne River flows along the upper eastern part of the county. Other creeks like Battle Creek and Spring Creek also flow through the area, joining the Cheyenne River.

The land in Custer County is quite mountainous, especially in the west. The land generally slopes downwards towards the east. The lowest point is about 2,461 feet (750 meters) above sea level. The highest point is a mountain peak on the northern border, reaching about 6,657 feet (2,029 meters) above sea level.

Custer County covers a total area of about 1,559 square miles (4,038 square kilometers). Most of this is land, with only a small amount (about 2.1 square miles or 5.4 square kilometers) being water.

Main Roads and Highways

Custer County SD sign US16 US385
A sign for Custer County on US Highway 16 and 385.

Many important roads help people travel through Custer County. These include:

  • US 16.svg U.S. Highway 16
  • US 385.svg U.S. Highway 385
  • US 16A.svg U.S. Highway 16A
  • SD 36.svg South Dakota Highway 36
  • SD 40.svg South Dakota Highway 40
  • SD 79.svg South Dakota Highway 79
  • SD 87.svg South Dakota Highway 87
  • SD 89.svg South Dakota Highway 89

Neighboring Counties

Custer County shares its borders with several other counties:

Parks and Protected Areas

Custer County is home to many beautiful natural areas, including:

People of Custer County

Historical population
Census Pop.
1880 995
1890 4,891 391.6%
1900 2,728 −44.2%
1910 4,458 63.4%
1920 3,907 −12.4%
1930 5,353 37.0%
1940 6,023 12.5%
1950 5,517 −8.4%
1960 4,906 −11.1%
1970 4,698 −4.2%
1980 6,000 27.7%
1990 6,179 3.0%
2000 7,275 17.7%
2010 8,216 12.9%
2020 8,318 1.2%
2023 (est.) 9,117 11.0%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2020

In 2020, the census counted 8,318 people living in Custer County. There were 3,794 households and 2,552 families. The population density was about 5.3 people per square mile.

According to the 2010 census, there were 8,216 people. Most residents (94.2%) were white, and about 2.9% were Native American. People of Hispanic or Latino origin made up 2.2% of the population. Many residents have German, Irish, English, or Norwegian backgrounds.

The average age of people in Custer County was about 50.3 years old in 2010. The average income for a household was around $46,743 per year.

Towns and Communities

Custer County has one main city and several smaller towns and communities.

City

  • Custer (This is the county seat, where the county government is located.)

Towns

Unincorporated Communities

These are smaller places that are not officially organized as towns:

Schools in Custer County

Children in Custer County attend schools in these districts:

  • Custer School District 16-1
  • Elk Mountain School District 16-2
  • Hot Springs School District 23-2

See also

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

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