FEES
Visiting Acadia National Park requires payment of an entrance fee between May 1 and October 31, no matter how you enter or where you go in the park.

There is a fee for a few additional activities, including camping and some ranger-led programs (most are free). Be sure to visit Operating Hours & Seasons to find out when the campgrounds are open and programs are offered.

Camping (per site per night)
Blackwoods Campground: $20 (May 1-October 31), $10 (April and November), free (December 1-March 31)
Seawall Campground: $14 walk-in, $20 drive-in (when open)

Ranger-Led Programs - All other programs are free.
Beyond the Beach: $10 adults, $5 children 5-12, free under 5
Knowing the Night: $10 adults, $5 children 8-12
Riding the Roads: $15 adults, $10 youth 14-16
Boat Cruises: Prices vary; check with boat operators.

RESERVATIONS
Reservations are recommended for camping at Blackwoods Campground from May 1 to October 31.

Some ranger-led programs require reservations made no more than three days, or three business days, in advance.