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Roberts County, South Dakota

Roberts County, South Dakota
Map of South Dakota highlighting Roberts 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 March 8, 1883[1]
Named for S. G. Roberts
Seat Sisseton
Largest city Sisseton
 • Total 1,136 sq mi (2,942 km2)
 • Land 1,101 sq mi (2,852 km2)
 • Water 35 sq mi (91 km2), 3.1%
 • (2010) 10,149
 • Density 9.2/sq mi (4/km²)
Congressional district At-large
Time zone Central: UTC-6/-5
Website .org.sdcountiesroberts

Roberts County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 10,149.[2] Its county seat is Sisseton.[3] The county was named either for S. G. Roberts of Fargo, North Dakota, or for Solomon Robar, an early local French fur trader.[1]


  • Geography 1
  • Major highways 2
  • Adjacent counties 3
  • Demographics 4
  • Communities 5
    • Cities 5.1
    • Towns 5.2
    • Census-designated places 5.3
    • Unincorporated communities 5.4
    • Townships 5.5
  • Notable people 6
  • See also 7
  • References 8


Native vegetation based on NRCS soils information

According to the U.S. Census Bureau, the county has a total area of 1,136 square miles (2,940 km2), of which 1,101 square miles (2,850 km2) is land and 35 square miles (91 km2) (3.1%) is water.[4]

Major highways

Adjacent counties


As of the census[10] of 2000, there were 10,016 people, 3,683 households, and 2,618 families residing in the county. The population density was 9 people per square mile (4/km²). There were 4,734 housing units at an average density of 4 per square mile (2/km²). The racial makeup of the county was 68.29% White, 0.10% Black or African American, 29.86% Native American, 0.21% Asian, 0.03% from other races, and 1.51% from two or more races. 0.63% of the population were Hispanic or Latino of any race.

There were 3,683 households out of which 33.80% had children under the age of 18 living with them, 53.50% were married couples living together, 11.80% had a female householder with no husband present, and 28.90% were non-families. 26.80% of all households were made up of individuals and 12.40% had someone living alone who was 65 years of age or older. The average household size was 2.66 and the average family size was 3.22.

In the county, the population was spread out with 30.00% under the age of 18, 7.20% from 18 to 24, 23.60% from 25 to 44, 22.20% from 45 to 64, and 17.00% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 98.80 males. For every 100 females age 18 and over, there were 98.20 males.

The median income for a household in the county was $28,322, and the median income for a family was $33,361. Males had a median income of $25,516 versus $19,464 for females. The per capita income for the county was $13,428. About 16.60% of families and 22.10% of the population were below the poverty line, including 30.10% of those under age 18 and 17.40% of those age 65 or over.




Census-designated places

Unincorporated communities


The county is divided into thirty-one townships:

  • Agency
  • Alto
  • Becker
  • Bossko
  • Bryant
  • Dry Wood Lake
  • Easter
  • Enterprise
  • Garfield
  • Geneseo
  • Goodwill
  • Grant
  • Harmon
  • Hart
  • Lake
  • Lawrence
  • Lee
  • Lien
  • Lockwood
  • Long Hollow
  • Minnesota
  • Norway
  • One Road
  • Rosholt
  • Ortley
  • Sisseton
  • Springdale
  • Spring Grove
  • Summit
  • Victor
  • White Rock

Notable people

See also


  1. ^ a b Legislative Manual, South Dakota, 2005, p. 597
  2. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved November 28, 2013. 
  3. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  4. ^ "2010 Census Gazetteer Files". United States Census Bureau. August 22, 2012. Retrieved March 28, 2015. 
  5. ^ "Annual Estimates of the Resident Population for Incorporated Places: April 1, 2010 to July 1, 2014". Retrieved June 4, 2015. 
  6. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved March 28, 2015. 
  7. ^ "Historical Census Browser". University of Virginia Library. Retrieved March 28, 2015. 
  8. ^ Forstall, Richard L., ed. (March 27, 1995). "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved March 28, 2015. 
  9. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. April 2, 2001. Retrieved March 28, 2015. 
  10. ^ "American FactFinder".  

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