THE GLYNN COUNTY LAND BRIEF
Land in the
Sea Islands/Coastal Marsh setting.
Glynn County has 419.6 square miles of land in Georgia. 3 mapped landscape regions meet across Glynn County: Sea Islands/Coastal Marsh, Sea Island Flatwoods, Floodplains and Low Terraces.
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 ↗ · Regional mapping across the county footprint
Where the landscape changes
Glynn County intersects 3 mapped regional units. The largest mapped shares are:
- Sea Islands/Coastal Marsh58.3%
- Sea Island Flatwoods38.8%
- Floodplains and Low Terraces2.9%
Finding your parcel within Glynn County
The atlas lists 7 cities, towns, townships, and Census communities associated with Glynn County, including Brunswick, St. Simons, Dock Junction. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Glynn County by land and water
The Census records 165.7 square miles of water within Glynn County, or 28.3% of its total area. That share is close to Glynn County’s 28.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Glynn County has 44.6 times the land area of nearby Dock Junction CDP (9.4 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Brantley County, Camden County, McIntosh County, Wayne County within Georgia. A tract near one of these lines should be matched to the county identifier on its own records.

