THE JUPITER ISLAND LAND BRIEF
Land in the
Eastern Florida Flatwoods setting.
Jupiter Island town has 2.71 square miles of land in Martin County. Its Census reference point is in Eastern Florida 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
Jupiter Island and Martin County
Jupiter Island is associated with Martin 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.
Jupiter Island by land and water
The Census records 0.87 square miles of water within Jupiter Island, or 24.3% of its total area. It is 3.5 percentage points lower than the 27.8% recorded for Martin County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Jupiter Island town has 38.1% of the land area of nearby Hobe Sound CDP (7.11 square miles). These areas describe boundaries, not comparable property prices.

