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An enchanted world within a world, St. Mary's Island, is a rarified setting for extraordinary living. Comprising over five acres and accessed via a short causeway, St. Mary's Island stands as one of the most unique and idyllic estate properties on Cape Cod.The location is unmatched, offering complete seclusion while in the heart of exclusive Osterville. The estate offers panoramic views of glittering North Bay and easy proximity to renowned village shops, restaurants, marinas and Wianno and Oyster Harbors clubs. Designed in the French Normandy style, this fabled residence offers grand living spaces, stellar views, magnificent grounds, and a 155-foot-long deep water dock for yachting on Nantucket Sound and the islands.