THE ST. GEORGE ISLAND LAND BRIEF
Land in the
Chesapeake-Pamlico Lowlands and Tidal Marshes setting.
St. George Island CDP has 0.79 square miles of land in St. Mary's County. Its Census reference point is in Chesapeake-Pamlico Lowlands and Tidal Marshes, within Middle Atlantic Coastal Plain.
Low coastal plains contain terraces, estuaries, marshes and barrier islands. Unconsolidated sediments underlie this varied coastal setting, with forest patterns changing near streams and low-lying areas.
Regional context: Middle Atlantic Coastal Plain ↗ · Classification at the Census reference point
St. George Island and St. Mary's County
St. George Island is associated with St. Mary's 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.
St. George Island by land and water
The Census records 0.14 square miles of water within St. George Island, or 15.3% of its total area. It is 37.8 percentage points lower than the 53.1% recorded for St. Mary's County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, St. George Island CDP has 52.5% of the land area of nearby Piney Point CDP (1.5 square miles). These areas describe boundaries, not comparable property prices.

