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Cadillac Vehicle Reservations FAQs

Cadillac Summit Road Vehicle Reservations

Q.   Do all vehicles need a reservation to go up Cadillac? Do commercial vehicles need a reservation or just private vehicles?

All vehicles, including motorcycles and scooters, require a private vehicle reservation.  Commercial operators with a valid Commercial Use Authorization will be permitted to purchase vehicle reservations on They have separate business rules and quota of reservations.

Q.   Does it matter how many people you have in your vehicle or is the fee the same no matter how many people? 

Each reservation is for a single vehicle regardless of occupancy.

Q.   Does the Island Explorer Bus Service go up Cadillac Mountain? Is there a way to take public transportation up the mountain and not drive your car?

The Island Explorer does not serve Cadillac Summit Road and there is no other public transit system. Visitors may use authorized commercial tours, taxis, and ride hailing services to access Cadillac Summit Road instead of using their private vehicle.

Q.   When you make a reservation, can you stay on the summit as long as you want, or is there a time limit? 

There is a required entry time window (2 hours for Sunrise, and 30 minutes for Daytime) starting at the reservation time, but there is no limit on the time visitors can stay.

Q.   How far in advance do you expect reservations to book up?

For private vehicles, 30% of the reservations will be released 90 days before the reservation time, and the remaining 70% will be released 2 days before the reservation time.

Q.   Why is Acadia now implementing a vehicle reservation system? 

The vehicle reservation system was one of the major management actions selected in the Acadia National Park Transportation Plan to reduce traffic and parking congestion in the park.  The plan was approved in May 2019, and steps to implement the vehicle reservation system began immediately, including a pilot that was conducted October 1 -18, 2020.  Implementation of other management actions in the plan have been delayed due to COVID-19.