THE JACKSONVILLE LAND BRIEF
Land in the
Sea Island Flatwoods setting.
Jacksonville city has 747.3 square miles of land in Duval County. Its Census reference point is in Sea Island 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
Jacksonville and Duval County
Jacksonville is associated with Duval 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.
Jacksonville by land and water
The Census records 127.1 square miles of water within Jacksonville, or 14.5% of its total area. It is 2.4 percentage points lower than the 17% recorded for Duval County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Jacksonville city has 182.1 times the land area of nearby Bellair-Meadowbrook Terrace CDP (4.1 square miles). These areas describe boundaries, not comparable property prices.

