Geographic reference
St. Louis County, Missouri
St. Louis County is a county or county-equivalent in Missouri.
Reference details
- State
- Missouri (MO)
- Census GEOID
- 29189
- Land area
- 1,317.075 km²
- Water area
- 40.009 km²
- Representative point
- 38.640438, -90.445497
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.