Buffalo County Map, South Dakota

Written and Fact-checked by , Reviewed by | Last Updated On: May 11, 2026

Map of Buffalo County - Buffalo County is a county located in the U.S. state of South Dakota. Buffalo County Map showing cities, highways, important places and water bodies. Get Where is Buffalo County located in the map, major cities in Buffalo county, population, areas, and places of interest.

Map of Buffalo County, South Dakota

Map of Buffalo County, South Dakota

About Buffalo County Map, South Dakota: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

More South Dakota Maps & Info

South Dakota MapSouth Dakota County MapMap of South Dakota With Cities
South Dakota ZipcodesAirports in South DakotaWhere is South Dakota
South Dakota Area CodesSouth Dakota Blank MapSouth Dakota River Map
South Dakota Physical MapSouth Dakota Road MapUS States and Capitals Map

About Buffalo County, South Dakota

Buffalo County is a county located in the U.S. state of South Dakota. It's county seat is Gann Valley. As per 2020 census, the population of Buffalo County is 1923 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 471 sq mi (1,220 km2). Buffalo County was established on 1873.

Buffalo County Facts

ContinentNorth America
CountryUnited States
StateSouth Dakota
County SeatGann Valley
Largest City/TownFort Thompson
Established1864
Total Area521 sq mi (1,349 sq km)
Land Area488 sq mi (1,264 sq km)
Water Area33 sq mi (85 sq km)
Population1,912 (Census 2020)
Population Density3.9 people per sq mi
Time ZoneCentral Time Zone (CT)
Major HighwaysInterstate 90 nearby, SD 47, SD 50
Major RiversMissouri River
Neighboring CountiesBrule County, Jerauld County, Aurora County, Lyman County
Famous ForCrow Creek Indian Reservation, Missouri River recreation, Native American heritage, fishing
Top AttractionsCrow Creek Reservation cultural sites, Missouri River recreation, Fort Thompson, fishing areas
Official WebsiteOfficial Website

About Buffalo County, South Dakota

Buffalo County is located in central South Dakota in the United States and was established in 1864. The county seat is Gann Valley, while Fort Thompson is the largest community in the county. The county is known for Native American heritage, Missouri River recreation, prairie landscapes, and the Crow Creek Indian Reservation.

Cities and Towns in Buffalo County, South Dakota

City/TownPopulation (Census 2020)Latitude & Longitude
Fort Thompson1,28244.0561°N, 99.4309°W
Gann Valley (county seat)1444.0214°N, 99.0737°W
Lower Brule nearby51744.0775°N, 99.5815°W
Pukwana nearby28543.7819°N, 99.1826°W
Reliance nearby12843.8764°N, 99.6073°W

Golf Courses in Buffalo County, South Dakota

Golf CourseLocationLatitude & Longitude
Chamberlain Country Club nearbyChamberlain43.8072°N, 99.3445°W
Lower Brule Community Golf AreaLower Brule44.0784°N, 99.5802°W
Kimball Golf Club nearbyKimball43.7602°N, 98.9547°W
Winner Country Club nearbyWinner43.3765°N, 99.8598°W

Roads and Highways in Buffalo County, South Dakota

Major highways connect the county to central South Dakota communities and Missouri River recreation areas.

  • South Dakota Highway 47 - north-south route serving reservation and rural communities
  • South Dakota Highway 50 - regional route linking nearby towns and recreation areas
  • Interstate 90 nearby - major east-west interstate accessible through neighboring counties

What are Neighboring Counties of Buffalo County

  • Jerauld County (north)
  • Aurora County (east)
  • Brule County (south)
  • Lyman County (west)

What are the Top Attractions in Buffalo County, South Dakota

The county offers a mix of cultural heritage, river recreation, and prairie attractions.

  • Crow Creek Indian Reservation cultural sites - Native American history and cultural attractions
  • Missouri River recreation areas - boating, fishing, kayaking, and scenic river views
  • Fort Thompson community attractions - local parks, events, and reservation heritage sites
  • Fishing areas along Lake Francis Case nearby - popular destination for anglers
  • Lower Brule Reservation nearby - cultural experiences and historical significance
  • Prairie wildlife viewing areas - birdwatching and Great Plains scenery
  • Regional hunting destinations - pheasant and waterfowl hunting opportunities
  • Scenic Missouri River overlooks - panoramic views of river bluffs and reservoirs
  • Crow Creek cultural events and powwows - traditional Lakota celebrations
  • Camping and boating facilities - outdoor recreation along the river corridor
  • Historic tribal lands and heritage locations - reflecting Native American traditions
  • Nearby Chamberlain attractions - museums, riverfront parks, and dining
  • Rural scenic drives - open prairie landscapes and agricultural areas
  • Fort Thompson rodeos and community festivals - seasonal local entertainment

What is the Distance from Buffalo County to Nearby Cities

The following distances are measured by road (driving).

  • Fort Thompson to Chamberlain (Brule County), South Dakota - 18 mi (29 km)
  • Fort Thompson to Pierre (Hughes County), South Dakota - 88 mi (142 km)
  • Fort Thompson to Mitchell (Davison County), South Dakota - 90 mi (145 km)
  • Fort Thompson to Huron (Beadle County), South Dakota - 112 mi (180 km)
  • Fort Thompson to Sioux Falls (Minnehaha County), South Dakota - 160 mi (257 km)
  • Fort Thompson to Rapid City (Pennington County), South Dakota - 230 mi (370 km)
  • Fort Thompson to Winner (Tripp County), South Dakota - 94 mi (151 km)
  • Fort Thompson to Fargo (Cass County), North Dakota - 353 mi (568 km)
  • Fort Thompson to Omaha (Douglas County), Nebraska - 315 mi (507 km)
  • Fort Thompson to Minneapolis (Hennepin County), Minnesota - 387 mi (623 km)
  • Fort Thompson to Bismarck (Burleigh County), North Dakota - 286 mi (460 km)
  • Fort Thompson to Denver (Denver County), Colorado - 548 mi (882 km)

FAQs about Buffalo County

Where is Buffalo County located?

Buffalo County is located in central South Dakota along the Missouri River.

What is the population of Buffalo County?

Buffalo County had a population of 1,912 according to the 2020 United States Census.

What is Buffalo County known for?

Buffalo County is known for the Crow Creek Indian Reservation, Missouri River recreation, and Native American heritage.

What are the major highways in Buffalo County?

The major highways include South Dakota Highway 47, South Dakota Highway 50, and nearby Interstate 90 access.

Are there golf courses in Buffalo County?

Yes, Buffalo County has local golf and recreation facilities along with nearby regional golf courses.

References

  1. QuickFacts - U.S. Census Bureau
  2. United States Census Bureau
  3. United States Geological Survey (USGS)
  4. National Geodetic Survey
  5. Official Website