THE CALLAHAN LAND BRIEF
Land in the
Sea Island Flatwoods setting.
Callahan town has 1.84 square miles of land in Nassau 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
Callahan and Nassau County
Callahan is associated with Nassau 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.
Callahan by land and water
The Census records 0 square miles of water within Callahan, or 0% of its total area. It is 10.6 percentage points lower than the 10.6% recorded for Nassau County. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Callahan town has 12.5% of the land area of nearby Nassau Village-Ratliff CDP (14.7 square miles). These areas describe boundaries, not comparable property prices.

