Trenton is a town in Hancock County, Maine, United States, near Acadia National Park.

[2] Hancock County-Bar Harbor Airport is located in Trenton.

In January 1969, town voters defeated 144–77 an attempt to build a nuclear power plant and aluminum refinery in Trenton.

There were 1,021 housing units at an average density of 56.2 per square mile (21.7/km2).

27.9% of all households were made up of individuals, and 8.3% had someone living alone who was 65 years of age or older.

There were 816 housing units at an average density of 44.9 per square mile (17.3/km2).

27.0% of all households were made up of individuals, and 8.4% had someone living alone who was 65 years of age or older.