Geographic reference
St. Helena city, California
St. Helena city is a Census place in California.
Reference details
- State
- California (CA)
- Census GEOID
- 0664140
- Land area
- 12.849 km²
- Water area
- 0.328 km²
- Representative point
- 38.512712, -122.468106
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.