Tremont is a town in Hancock County, Maine, United States.

[4] Settled in 1762, it was incorporated on June 3, 1848, as Mansel, the name given the island by Isaac Young Ellis company of emigrants to the Massachusetts Bay Colony in 1630.

Two months later, on August 8 it was renamed Tremont, which means "three mountains" in French.

[5] By 1880, when the population was 2,011, the town had a sawmill, shipyard, gristmill, shingle mill and brickyard.

[1] Located on southwestern Mount Desert Island, Tremont is beside Blue Hill Bay and the Atlantic Ocean.

It borders the towns of Mount Desert to the north and Southwest Harbor to the east.

Of all households, 28.5% were made up of individuals, and 11.5% had someone living alone who was 65 years of age or older.

Of all households, 25.4% were made up of individuals, and 8.5% had someone living alone who was 65 years of age or older.

The villages in Tremont are served by various United States Postal Service post offices.