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Adventure Hotels in Great Diamond Island

Inn at Diamond Cove

22 Mckinley Court, Great Diamond Island Portland ME

40 min drive from Old Orchard Beach Pier

Stay at this hotel in Portland. Enjoy free WiFi, 2 restaurants, and a marina. Our guests praise the helpful staff in our reviews. Popular attractions Casco Bay ...

8.8/10 Excellent! (196 reviews)

"When we arrived from the ferry there was no one from the property to greet us so a person from the community offered us a ride close to the property but we still had to walk a bit. When we finally arrived at the hotel the check in process was relatively smooth and the staff was helpful, but there ..."

Reviewed on Jun 22, 2026

See all 2,439 properties in Great Diamond Island

Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.