List of United States national lakeshores and seashores National seashores National seashores

| Name_ | Location_ | Date_Formed | Area | Description_ |
|---|---|---|---|---|
| Cumberland Island | Georgia , 30°50′N 81°27′W﻿ / ﻿30.83°N 81.45°W | October 23, 1972 | 36,415.13 acres (147.4 km2) | Cumberland Island is the site of the Plum Orchard estate, Thomas Carnegie`s ruined Dungeness mansion, and an African Baptist church. The museum on the mainland preserves Timucua Indian history, Nathaniel Green and Eli Whitney`s works, and War of 1812 battles. |
| Fire Island | New York , 40°42′N 72°59′W﻿ / ﻿40.70°N 72.98°W | September 11, 1964 | 19,579.47 acres (79.2 km2) | Fire Island, a barrier island south of Long Island, has the historic William Floyd House and Fire Island Lighthouse. The beaches and dunes are complemented by a sunken forest, wetlands, and seventeen communities. |