Gann Valley

Census-designated place in Buffalo County, South Dakota

Aerial view of Gann Valley, South Dakota
Aerial view: USDA NAIP · USGS The National Map (public domain)

Gann Valley is an unincorporated community (census-designated place) in Buffalo County, South Dakota, with 10 residents (2020 Census). It sits at 1,604 ft (489 m) above sea level. The nearest town is Spring Valley Colony, 5.3 miles E.

About Gann Valley

Gann Valley is a census-designated place in and the county seat of Buffalo County, South Dakota, United States. The town had a population of 10 as of the 2020 census. It is the smallest unincorporated county seat in the United States.

Text: Wikipedia · CC BY-SA 4.0

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Map of Gann Valley

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Gann Valley, SD population

Gann Valley had 10 residents in the 2020 Census.

2020 Census10
Density126 per sq mi (49 per km²)

Source: U.S. Census Bureau, Decennial Census.

Gann Valley at a glance

StateSouth Dakota (SD)
CountyBuffalo County
TypeCensus-designated place
Population10 (2020)
Land area0.08 sq mi (0.2 km²)
Elevation1,604 ft (489 m)
Coordinates44.0335° N, 98.9884° W
ZIP code57341
Official websitegannvalley.com
Census code (GEOID)4623421

Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.

Towns near Gann Valley

Straight-line distance between town centers.

Frequently asked questions about Gann Valley

What county is Gann Valley in?

Gann Valley is in Buffalo County, South Dakota.

What is the population of Gann Valley, SD?

10 people lived in Gann Valley at the 2020 Census.

What is the ZIP code of Gann Valley, SD?

The ZIP code of Gann Valley is 57341.

What is the elevation of Gann Valley?

1,604 feet (489 m) above sea level.

What towns are near Gann Valley?

Spring Valley Colony (5.3 mi), Kimball (19.9 mi), Pukwana (20.1 mi), Fort Thompson (20.3 mi), Wessington Springs (21.0 mi).

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