Walworth County, South Dakota

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Walworth County, South Dakota
Map of South Dakota highlighting Walworth County
Location in the state of South Dakota
Map of the United States highlighting South Dakota
South Dakota's location in the U.S.
Founded 1873
Named for Walworth County, Wisconsin
Seat Selby
Largest city Mobridge
Area
 • Total 744 sq mi (1,928 km2)
 • Land 708 sq mi (1,833 km2)
 • Water 36 sq mi (94 km2), 4.98%
Population
 • (2010) 5,438
 • Density 8/sq mi (3/km²)
Congressional district At-large
Time zone Central: UTC-6/-5
Website walworthco.org

Walworth County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 5,438.[1] Its county seat is Selby.[2] The county is named after Walworth County, Wisconsin.[3]

Geography[edit]

According to the U.S. Census Bureau, the county has a total area of 745 square miles (1,930 km2), of which 709 square miles (1,840 km2) is land and 36 square miles (93 km2) (4.8%) is water.[4]

Major highways[edit]

Adjacent counties[edit]

Demographics[edit]

Historical population
Census Pop.
1880 46
1890 2,153 4,580.4%
1900 3,839 78.3%
1910 6,488 69.0%
1920 8,447 30.2%
1930 8,791 4.1%
1940 7,274 −17.3%
1950 7,648 5.1%
1960 8,097 5.9%
1970 7,842 −3.1%
1980 7,011 −10.6%
1990 6,087 −13.2%
2000 5,974 −1.9%
2010 5,438 −9.0%
Est. 2013 5,524 1.6%
U.S. Decennial Census[5]
2013 Estimate[1]

As of the census[6] of 2000, there were 5,974 people, 2,506 households, and 1,643 families residing in the county. The population density was 8 people per square mile (3/km²). There were 3,144 housing units at an average density of 4 per square mile (2/km²). The racial makeup of the county was 86.58% White, 0.03% Black or African American, 11.77% Native American, 0.15% Asian, 0.03% Pacific Islander, 0.07% from other races, and 1.37% from two or more races. 0.60% of the population were Hispanic or Latino of any race.

There were 2,506 households out of which 26.90% had children under the age of 18 living with them, 53.40% were married couples living together, 8.90% had a female householder with no husband present, and 34.40% were non-families. 31.40% of all households were made up of individuals and 16.40% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.89.

In the county, the population was spread out with 24.10% under the age of 18, 6.50% from 18 to 24, 22.40% from 25 to 44, 25.00% from 45 to 64, and 21.90% who were 65 years of age or older. The median age was 43 years. For every 100 females there were 94.20 males. For every 100 females age 18 and over, there were 90.30 males.

The median income for a household in the county was $27,834, and the median income for a family was $33,654. Males had a median income of $23,284 versus $17,902 for females. The per capita income for the county was $15,492. About 14.70% of families and 18.20% of the population were below the poverty line, including 26.00% of those under age 18 and 13.40% of those age 65 or over.

Communities[edit]

Cities and towns[edit]

2010 United States Census population[7]

Townships[edit]

The county is divided into two areas of unorganized territory: West Walworth and East Walworth.

See also[edit]

References[edit]

  1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved November 28, 2013. 
  2. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  3. ^ Legislative Manual, South Dakota, 2005, p. 597
  4. ^ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23. 
  5. ^ "U.S. Decennial Census". Census.gov. Retrieved March 28, 2014. 
  6. ^ "American FactFinder". United States Census Bureau. Retrieved 2011-05-14. 
  7. ^ "Incorporated Places and Minor Civil Divisions: South Dakota". Population Census. 2010 United States Census. 2011-07-18. Retrieved 2011-07-26. 

Coordinates: 45°26′N 100°02′W / 45.43°N 100.03°W / 45.43; -100.03