Dewey County is a county located in the U.S. state of South Dakota. As of the 2010 census, 5,301 people lived there. Its county seat is Timber Lake. It was created in 1883.
Dewey County is a county located in the U.S. state of South Dakota. As of the 2010 census, 5,301 people lived there. Its county seat is Timber Lake. It was created in 1883.