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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Facts from Wikidata (CC0). Image by JERRYE AND ROY KLOTZ MD via Wikimedia Commons (CC BY-SA 3.0).

Dewey County

county in South Dakota, United States of America

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Country: United States

Facts from Wikidata (CC0). Image by JERRYE AND ROY KLOTZ MD via Wikimedia Commons (CC BY-SA 3.0).

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1883

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Timber Lake United States South Dakota

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