Maine is a premier destination for "unspoiled" island ownership, offering thousands of islands along its rugged coast. Foreigners enjoy the same freeh... Read Moreold ownership rights as locals, with a highly reliable Coastal Island Registry providing total title certainty. A key 2026 update: owners of rentals in unorganized territories (where many private islands are located) must now notify the Land Use Planning Commission (LUPC) online. There is no fee or permit required for this—it is simply a professional step to ensure quality management of Maine’s beautiful wilderness assets. It is a stable, secure market that deeply values the privacy of its island owners. Read Less