Gann Valley, South Dakota

Gann Valley is a census-designated place in and the county seat of Buffalo County, South Dakota, United States.[3] The town had a population of 14 as of the 2010 census. It is the smallest unincorporated county seat in the United States.[4]

Gann Valley
Unincorporated community
Gann Valley Location within the state of South Dakota Gann Valley Gann Valley (the United States)
Coordinates: 44°2′0″N 98°59′15″W
Country	United States
State	South Dakota
County	Buffalo
Founded	1885
Elevation	1,604 ft (489 m)
Population  (2010)[1]
• Total	14
Time zone	UTC-6 (Central (CST))
• Summer (DST)	UTC-5 (CDT)
ZIP codes	57341
Area code(s)	605
GNIS feature ID	2584554[2]
Website	http://www.gannvalley.com/

Description

The community was founded in 1885 by Herst Gann in a valley on Crow Creek just east of the Crow Creek Reservation.[5][6] Gann donated the courthouse in the community and A.L. Spencer donated 30 acres resulting in the community becoming the county seat. In 1886 the county seat was moved to Buffalo Center but was moved back to Gann in 1888.[7]

Its ZIP code is 57341.

The center of population of South Dakota is located in Gann Valley.[8] Gann Valley holds the record for the hottest temperature in South Dakota (120 °F [49 °C]).[9]

Climate

This climatic region is typified by large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters. According to the Köppen Climate Classification system, Gann Valley has a humid continental climate, abbreviated "Dfa" on climate maps.[10]

See also

• List of census-designated places in South Dakota

References

1. "2010 Census Redistricting Data (Public Law 94-171) Summary File". American FactFinder. United States Census Bureau. Retrieved 1 June 2012.
2. U.S. Geological Survey Geographic Names Information System: Gann Valley
3. "Find a County". National Association of Counties. Archived from the original on 2011-05-31. Retrieved 2011-06-07.
4. "Smallest county seat in US now in Gann Valley". Retrieved 19 September 2018.
5. "Archived copy". Archived from the original on 2013-09-14. Retrieved 2013-07-27.CS1 maint: archived copy as title (link)
6. Federal Writers' Project (1940). South Dakota place-names, v.1-3. University of South Dakota. p. 38.
7. "Archived copy". Archived from the original on 2013-07-27. Retrieved 2013-07-27.CS1 maint: archived copy as title (link)
8. "Population and Population Centers by State - 2000". United States Census Bureau. Archived from the original on 2013-06-22. Retrieved 2008-02-25.
9. "July, 2006 Record Heat". National Weather Service Weather Forecast Office. Retrieved 2012-10-23.
10. "Gann Valley, South Dakota Köppen Climate Classification (Weatherbase)". Weatherbase. Retrieved 19 September 2018.