page_title: Buffalo County, South Dakota
hierarchical_section_title: Buffalo County, South Dakota
caption_attribution_description: English: Big Bend Dam on the Missouri River, South Dakota. View is upriver to the west-northwest. The dam is located near Fort Thompson, South Dakota, USA.
context_page_description: Buffalo County is a county in the U.S. state of South Dakota. As of the 2010 census, the population was 1,912. Its county seat is Gann Valley which, at 14 people, is the least populous county seat in the United States. The county was created in 1864, and was organized in 1871 as part of the Dakota Territory.
  In 2010, the center of population of South Dakota was located in eastern Buffalo County. The Crow Creek Indian Reservation, inhabited by the Crow Creek Sioux Tribe makes up the majority of Buffalo County.
  According to the 2013 Small Area Income and Poverty Estimates of the US Census Bureau, about 41% of county residents live in poverty, making it the fifth-poorest county in South Dakota. This is a far higher poverty rate than the national poverty rate of 15.8%. Median household income in 2013 was $21,572, making it the lowest-earning county in South Dakota and the United States.
  In March 2019, the county unemployment rate was 3.9%; its ten-year peaks occurred in December 2006 and December 2009. As of 2002, many homes lack kitchens and indoor plumbing.
context_section_description: Buffalo County is a county in the U.S. state of South Dakota. As of the 2010 census, the population was 1,912. Its county seat is Gann Valley which, at 14 people, is  the least populous county seat in the United States. The county was created in 1864, and was organized in 1871 as part of the Dakota Territory.
  In 2010, the center of population of South Dakota was located in eastern Buffalo County. The Crow Creek Indian Reservation, inhabited by the Crow Creek Sioux Tribe makes up the majority of Buffalo County.
  According to the 2013 Small Area Income and Poverty Estimates (SAIPE) of the US Census Bureau, about 41% of county residents live in poverty, making it the fifth-poorest county in South Dakota. This is a far higher poverty rate than the national poverty rate of 15.8%. Median household income in 2013 was $21,572, making it the lowest-earning county in South Dakota and the United States.
  In March 2019, the county unemployment rate was 3.9%; its ten-year peaks occurred in December 2006 (18.1%) and December 2009 (17.2%). As of 2002, many homes lack kitchens and indoor plumbing.
caption: Fort Thompson Big Bend Dam.
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