Buffalo County, South Dakota

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Buffalo County, South Dakota
USACE Fort Thompson Big Bend Dam.jpg
Fort Thompson Big Bend Dam.
Location within South Dakota
Location within South Dakota
Map of the United States highlighting South Dakota
South Dakota's location within the U.S.
Named forAmerican buffalo
SeatGann Valley
Largest communityFort Thompson
 • Total488 sq mi (1,264 km2)
 • Land471 sq mi (1,220 km2)
 • Water16 sq mi (41 km2), 3.4%
Population (est.)
 • (2016)2,043
 • Density4.1/sq mi (1.6/km2)
Congressional districtAt-large
Time zoneCentral: UTC−6/−5

Buffalo County is a county located in the U.S. state of South Dakota. As of the 2010 census, 1,912 people lived there.[1] Its county seat is Gann Valley[2] which, at 14 people, is the least populous county seat in the United States. It was created in 1864.[3] as part of the Dakota Territory.

References[change | change source]

  1. "State & County QuickFacts". United States Census Bureau. Retrieved November 26, 2013.
  2. "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
  3. "Dakota Territory, South Dakota, and North Dakota: Individual County Chronologies". Dakota Territory Atlas of Historical County Boundaries. The Newberry Library. 2006. Retrieved March 28, 2015.