Geographic reference
Eureka city, South Dakota
Eureka city is a Census place in South Dakota.
Reference details
- State
- South Dakota (SD)
- Census GEOID
- 4620180
- Land area
- 2.416 km²
- Water area
- 0.173 km²
- Representative point
- 45.771153, -99.620686
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.