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Walworth County, South Dakota
Map of South Dakota highlighting Walworth County
Location in the state of South Dakota
Map of USA SD
South Dakota's location in the U.S.
Founded information needed
Named for Walworth County
Seat Selby
 - Total
 - Land
 - Water

744 sq mi (1,928 km²)
708 sq mi (1,833 km²)
36 sq mi (94 km²), 4.98%
 - (2000)
 - Density

8/sq mi (3/km²)
Time zone Central: UTC-6/-5

Walworth County is a county located in the U.S. state of South Dakota. As of 2000, the population is 5,974. Its county seat is Selby6. The county is named after Walworth County.[1]


According to the U.S. Census Bureau, the county has a total area of 1,928 km² (744 sq mi). 1,833 km² (708 sq mi) of it is land and 94 km² (36 sq mi) of it (4.89%) is water.

Townships Edit

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

Major highwaysEdit

Adjacent counties Edit


Historical populations
Census Pop.
1900 3,839
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%
Est. 2006 5,425 −9.2%

As of the census2 of 2000, there were 5,974 people, 2,506 households, and 1,643 families residing in the county. The population density was 3/km² (8/sq mi). There were 3,144 housing units at an average density of 2/km² (4/sq mi). 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.

Cities and towns Edit


  1. ^ Legislative Manual, South Dakota, 2005, p. 597

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

This page uses content from the English language Wikipedia. The original content was at Walworth County, South Dakota. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.

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