THE BAY ST. LOUIS LAND BRIEF
Land in the
Gulf Coast Flatwoods setting.
Bay St. Louis city has 14.7 square miles of land in Hancock County. Its Census reference point is in Gulf Coast Flatwoods, within Southern Coastal Plain.
Low plains mingle with barrier islands, lagoons, marshes and inland lake districts. Coastal and inland settings vary substantially within this warm southeastern landscape.
Regional context: Southern Coastal Plain ↗ · Classification at the Census reference point
Bay St. Louis and Hancock County
Bay St. Louis is associated with Hancock County in the Census boundary data. Start with the parcel’s tax bill to match the property to that jurisdiction, then confirm which government handles its land use.
Bay St. Louis by land and water
The Census records 11.9 square miles of water within Bay St. Louis, or 44.8% of its total area. It is 30.6 percentage points higher than the 14.3% recorded for Hancock County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Bay St. Louis city has 1.7 times the land area of nearby Waveland city (8.49 square miles). These areas describe boundaries, not comparable property prices.

