National Park Trekkers

National Parks in Maine

Maine has one national park: Acadia National Park. Acadia requires a reservation in season.

Fees and rules checked against NPS.gov · Updated October 6, 2026

At a glance

ParkEntryReservationBest time to goHow long to stay
Acadia$35 per carRequired in seasonJune to early October. Fall color usually peaks in early to mid-October.2 to 3 days.

Nearby parks in other states

See the full list of U.S. national parks · Open the park map · Compare park passes