From the record
“Sand Island Light, also known as Sand Island Lighthouse, is a decommissioned lighthouse located at the southernmost point of the state of Alabama, United States, near Dauphin Island, at the mouth of Mobile Bay. It is located roughly 3 mi (4.8 km) offshore from the primary Mobile Bay entrance, bounded on the east by Mobile Point and on the west by Dauphin Island.”
Wikipedia article Sand Island Light (Alabama), CC BY-SA 4.0.
One of 61 National Register listings published here for Baldwin County · listed in 1975 · category: Structure · built in 1838, by Paul J. Pelz.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service

