Sanborn County

Also known as Sanborn County, South Dakota, Sanborn County, SD

county in South Dakota, United States of America

Key facts

Country: United States
State: South Dakota
Named after: George W. Sanborn
Seat: Woonsocket
Largest city: Woonsocket
Total: 570 sq mi (1,500 km )
Land: 569 sq mi (1,470 km )
Water: 1.2 sq mi (3.1 km ) 0.2%
Estimate 2025: 2,388
Density: 4.2/sq mi (1.6/km )
Time zone: UTC−6 ( Central )
Summer dst: UTC−5 ( CDT )
Congressional district

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Article

Sanborn County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 2,330. Its county seat and largest city is Woonsocket. The county was created by the Dakota Territorial legislature on May 1, 1883, with land partitioned from Miner County. It was fully organized by July 18, 1883.

Geography