THE CUDJOE KEY LAND BRIEF
Land in the
Southern Coast and Islands setting.
Cudjoe Key CDP has 5.17 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
Cudjoe Key and Monroe County
Cudjoe Key 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.
Cudjoe Key by land and water
The Census records 5.28 square miles of water within Cudjoe Key, or 50.5% of its total area. It is 30.9 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, Cudjoe Key CDP has 50.7% of the land area of nearby Big Pine Key CDP (10.2 square miles). These areas describe boundaries, not comparable property prices.

