Geographic reference
Alpena town, South Dakota
Alpena town is a Census place in South Dakota.
Reference details
- State
- South Dakota (SD)
- Census GEOID
- 4601020
- Land area
- 4.224 km²
- Water area
- 0.037 km²
- Representative point
- 44.183378, -98.368362
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.