THE KEY LARGO LAND BRIEF
Land in the
Southern Coast and Islands setting.
Key Largo CDP has 12 square miles of land in Monroe County. Its Census reference point is in Southern Coast and Islands, within Southern Florida Coastal Plain.
Very low-relief southern Florida terrain includes marsh, swamp, Everglades and palmetto-prairie settings. Small elevation differences can correspond to substantial changes in vegetation and water conditions.
Regional context: Southern Florida Coastal Plain ↗ · Classification at the Census reference point
Key Largo and Monroe County
Key Largo is associated with Monroe 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.
Key Largo by land and water
The Census records 3.2 square miles of water within Key Largo, or 21% of its total area. It is 60.5 percentage points lower than the 81.4% recorded for Monroe County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Key Largo CDP has 4.8 times the land area of nearby Tavernier CDP (2.51 square miles). These areas describe boundaries, not comparable property prices.

