South Dakota County Maps
Find South Dakota county and township maps.
Dewey County, South Dakota
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Dewey County, South Dakota Map
An detailed map of Dewey County. Click on a nearby County to view more information about that County.
Map of Townships in Dewey County, South Dakota
An interactive map of county subdivisions in Dewey County. In South Dakota, that can include Townships, UTs, Towns, and Villages. Find what township you are in now.
Map of Counties in South Dakota
An interactive map of Counties in South Dakota. Click on a County to view more information about that County.
About Dewey County, South Dakota
Dewey County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 5,239. Its county seat is Timber Lake. The county was created in 1883 and organized in 1910. It was named for William P. Dewey, Territorial surveyor-general from 1873 to 1877.
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This site has an interactive map of South Dakota Counties. Click on the map to find your South Dakota county, and view more details. You can also search for your address and use your GPS to find your South Dakota County.
Find what County you are in, and see official South Dakota County resources and information. Find any county in the United Stated, along with resources and links to official County websites. See a County map and local details. Looking for what county you are currently in? Find out on this map or use your device GPS to see what county you are in.