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About the Inn at Diamond Cove

Offering a Maine island getaway rich with history and natural beauty, The Inn at Diamond Cove is on Great Diamond Island in Casco Bay. Just a 30- minute ferry ride from Portland's Old Port district, the Inn is the centerpiece of Diamond Cove, a small private community of beautiful residences.

Built between 1891 and 1907, Fort McKinley was once used to defend Portland Harbor during the Spanish-American War. Formerly army barracks, the Inn, opened in 2015, has been restored with meticulous attention to historic detail preserving its original character.

The Inn at Diamond Cove offers elegantly appointed interiors, 44 deluxe guest rooms and suites with balconies, wide wooden porches, swimming pool, cabana bar and casual fine dining at Diamonds Edge, its waterfront restaurant overlooking Casco Bay.

Guests enjoy walking trails, secluded beaches, complimentary bicycles, tennis, yoga, kayaking, paddle boarding, and simply enjoying the peace and tranquility of Maine island living.

The Inn at Diamond Cove iS a member of Historic Hotels of America. Great Diamond Island is car-free and accessible by ferry, water taxi, or private boat.

Explore and experience the Island State of Mind, as The Inn at Diamond Cove is the perfect destination for history buffs, romantic getaways, and families who want to reconnect off the grid.