The island has a World War II submarine tower, built by the United States Army Corps of Engineers.

Contracted workers harvested oysters and clams and Murphy owned a steamship, the "Undine", which he used to visit the island.

The first new homes were built in the 1990s and the island was ceded to the Property Owners in 2007 and has since been managed by the POA Board and the Dewees Utility Corporation (the "DUC").

[5] As of 2020, the island has 150 home sites and very strict building codes requiring a "small footprint and very little clearing of natural vegetation.

[citation needed] Water, sewer, garbage removal, recycling and a few other services are provided by the DUC.