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Tripp County, South Dakota facts for kids

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Tripp County
Tripp County courthouse in Winner
Tripp County courthouse in Winner
Map of South Dakota highlighting Tripp 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 1873 (created)
1909 (organized)
Named for Bartlett Tripp
Seat Winner
Largest city Winner
Area
 • Total 1,618 sq mi (4,190 km2)
 • Land 1,612 sq mi (4,180 km2)
 • Water 5.1 sq mi (13 km2)  0.3%
Population
 (2020)
 • Total 5,624
 • Estimate 
(2021)
5,569 Decrease
 • Density 3.4759/sq mi (1.3421/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district At-large

Tripp County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 5,624. Its county seat is Winner. The county was created in 1873, and was organized in 1909. It is named for lawyer, judge, and diplomat Bartlett Tripp.

Geography

According to the U.S. Census Bureau, the county has a total area of 1,618 square miles (4,190 km2), of which 1,612 square miles (4,180 km2) is land and 5.1 square miles (13 km2) (0.3%) is water.

Major highways

  • US 18.svg U.S. Highway 18
  • US 183.svg U.S. Highway 183
  • SD 44.svg South Dakota Highway 44
  • SD 49.svg South Dakota Highway 49
  • SD 53.svg South Dakota Highway 53

Adjacent counties

Demographics

Historical population
Census Pop.
1910 8,323
1920 11,970 43.8%
1930 12,712 6.2%
1940 9,937 −21.8%
1950 9,139 −8.0%
1960 8,761 −4.1%
1970 8,171 −6.7%
1980 7,268 −11.1%
1990 6,924 −4.7%
2000 6,430 −7.1%
2010 5,644 −12.2%
2020 5,624 −0.4%
2021 (est.) 5,569 −1.3%
US Decennial Census
1790-1960 1900-1990
1990-2000 2010-2020

2010 census

As of the 2010 United States Census, there were 5,644 people, 2,419 households, and 1,509 families in the county. The population density was 3.5 inhabitants per square mile (1.4/km2). There were 3,072 housing units at an average density of 1.9 per square mile (0.73/km2). The racial makeup of the county was 83.1% white, 14.0% American Indian, 0.2% Asian, 0.1% black or African American, 0.2% from other races, and 2.4% from two or more races. Those of Hispanic or Latino origin made up 1.1% of the population. In terms of ancestry, 46.8% were German, 10.8% were Irish, 7.7% were Czech, 6.2% were Dutch, and 4.0% were American.

Of the 2,419 households, 26.9% had children under the age of 18 living with them, 50.4% were married couples living together, 8.4% had a female householder with no husband present, 37.6% were non-families, and 34.6% of all households were made up of individuals. The average household size was 2.28 and the average family size was 2.93. The median age was 45.3 years.

The median income for a household in the county was $40,221 and the median income for a family was $49,570. Males had a median income of $35,238 versus $25,323 for females. The per capita income for the county was $21,192. About 12.1% of families and 16.5% of the population were below the poverty line, including 27.4% of those under age 18 and 10.3% of those age 65 or over.

Communities

City

Town

Census-designated place

Unincorporated communities

Townships

The county is divided into forty-eight townships:

  • Banner
  • Beaver Creek
  • Black
  • Brunson
  • Bull Creek
  • Carter
  • Colome
  • Condon
  • Curlew
  • Dog Ear
  • Elliston
  • Greenwood
  • Holsclaw
  • Huggins
  • Ideal
  • Irwin
  • Jordan
  • Keyapaha
  • King
  • Lake
  • Lamro
  • Lincoln
  • Lone Star
  • Lone Tree
  • McNeely
  • Millboro
  • Pahapesto
  • Plainview
  • Pleasant Valley
  • Pleasant View
  • Progressive
  • Rames
  • Rosedale
  • Roseland
  • Star Prairie
  • Star Valley
  • Stewart
  • Sully
  • Taylor
  • Valley
  • Weave
  • Willow Creek
  • Wilson
  • Witten
  • Wortman
  • Wright

Unorganized territory

The county contains one area of unorganized territory: Gassman.

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