Geographic reference
Dewey County, South Dakota
Dewey County is a county or county-equivalent in South Dakota.
Reference details
- State
- South Dakota (SD)
- Census GEOID
- 46041
- Land area
- 5,963.127 km²
- Water area
- 370.09 km²
- Representative point
- 45.148049, -100.837953
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.