Visitors: Know Before You Go

As you make plans to visit Acadia National Park this season, it’s important plan ahead and be prepared to adapt as things change. We share our best tips and the best planning resources here.


Acadia is expecting a high level of visitation again in 2022, especially this summer. With four million park visits to the park last year, the message for visitors in 2022 is to plan ahead and recreate responsibly while you’re here. You also might want to pack your patience.

Whether this is your first visit to Acadia or your 100th, things have changed so it is best to check the park website and review these Top 10 Things to Know Before You Visit.

Our best tip is to visit the park’s official website to plan your trip. It is always the most up-to-date information on trails, closures and other alerts. The Plan Your Visit page is a great place to start.

Park entrance passes are required by everyone for entry to the park, and year round. So start by purchasing your park entrance pass. Check out this link for information on buying your park pass. And, if you plan to visit Cadillac Mountain by vehicle, a Cadillac Summit Road vehicle reservation is required from May 25-Oct. 22, 2022. Learn more about Cadillac Summit Road vehicle reservations here. Note, that you do NOT need a reservation to access Cadillac on foot or bike, or in the off-season by car.

The Island Explorer Fare-Free Bus System is running from June 23 through October 10, connecting surrounding communities with trailheads, campgrounds, carriage road entrances and popular destinations in the park. The Island Explorer does NOT access Cadillac Summit Road. For more information on Island Explorer routes and schedules, click here.

Acadia National Park is open year-round, and 24 hours per day. But visitor centers and campgrounds have specific operating seasons and hours. For park operating hours and season information, click here.

If you plan to drive Cadillac Summit Road in 2022, you must make a vehicle reservation in advance. For convenience, you can buy and print both your park entrance pass and your Cadillac Reservation online at

Ranger Guided Programs

Ranger-guided programs are offered in a hybrid model, with both virtual and in-person opportunities. Most ranger programs are scheduled early or late in the day to avoid mid-day congestion, and to maximize parking availability. Check the calendar on the park website for the full schedule of ranger-guided programs. Some programs may require a reservation. Be sure to check for ticketed programs at

Planning a Trip

Check the Acadia National Park website often for updated information to help plan your trip. Reservations and park entrance passes can be purchased at You can also download the new National Park Service app on your phone for easy planning on the go.