Island living is alive and well in Casco Bay. Did you know there are only 14 un-bridged islands in Maine that claim year-round residency? Six of them are yours to explore right here in casco Bay.

An integral part of our island communities, the Mailboat is a true working boat carrying passengers, mail and freight to the islands of Casco Bay—Little Diamond, Great Diamond, Long, Cliff and Chebeague. As the longest-operating service of its kind, this tour is a wonderful way to see the sights of the Bay.

Duration: 2.5-3.5 hrs. (times vary based upon route and cargo volume) Runs: Daily