The Mid-Coast is a region of Maine that includes the coastal counties of Lincoln, Knox, Waldo, Sagadahoc, and the northern coastal portion of Cumberland counties. Some of the towns are: Alna Arrowsic Bath Belfast Boothbay Boothbay Harbor Bowdoin Bowdoinham Bremen Bristol Brunswick Camden Cushing Damariscotta Dresden Edgecomb Friendship Georgetown Harpswell Jefferson Lincolnville Monhegan Newcastle Nobleboro Phippsburg Richmond Rockland Rockport Searsport Stockton Springs Southport Thomaston Topsham Union Waldoboro Warren Westport Island West Bath Whitefield Wiscasset WoolwichThe Mid-Coast is a popular tourist destination, and many people own summer homes in the region. The area has views of Maine's rock-bound coast. The area is also home to Mid Coast Hospital in Brunswick.

Boothbay Harbor is a town in Lincoln County, Maine, United States. The population was 2,165 at the 2010 census. During summer months, the entire Boothbay Harbor region is a popular yachting and tourist destination. The ZIP Code is 04538, and the community is served by the 633 telephone exchange in area code 207.

Portland is the largest city in the U.S. state of Maine and the seat of Cumberland County. Portland's population was 66,215 in 2019. The Greater Portland metropolitan area is home to over half a million people, the 105th-largest metropolitan area in the United States. Portland's economy relies mostly on the service sector and tourism. The Old Port district is known for its 19th-century architecture and nightlife. Marine industry still plays an important role in the city's economy, with an active waterfront that supports fishing and commercial shipping. The Port of Portland is the second-largest tonnage seaport in New England.The city seal depicts a phoenix rising from ashes, a reference to recovery from four devastating fires. Portland was named after the English Isle of Portland, Dorset. In turn, the city of Portland, Oregon was named after Portland, Maine. The word Portland is derived from the Old English word Portlanda, which means "land surrounding a harbor".

Rockland is a city in Knox County, Maine, in the United States. As of the 2010 census, the city population was 7,297. It is the county seat of Knox County. The city is a popular tourist destination. It is a departure point for the Maine State Ferry Service to the islands of Penobscot Bay: Vinalhaven, North Haven and Matinicus.