Cinnamon Bay Plantation is an approximately 300-acre (1.2 km2) property situated on the north central coast of Saint John in the United States Virgin Islands adjacent to Cinnamon Bay. The land, part of Virgin Islands National Park, was added to the United States National Register of Historic Places on July 11, 1978. Archaeological excavations of the land document ceremonial activity of the Taínos, as well as historic remains of plantation ruins.