About Acadia National Park
Acadia National Park protects the natural beauty of the highest rocky headlands along the Atlantic coastline of the United States, an abundance of habitats, and a rich cultural heritage. At 4 million visits a year, it's one of the top 10 most-visited national parks in the United States. Visitors enjoy 27 miles of historic motor roads, 158 miles of hiking trails, and 45 miles of carriage roads.
Plan a Visit
Core visitor information on this page is sourced from the National Park Service. NPD proximity sections use NPS reference coordinates and straight-line distance. Local source bundle updated Sep 27, 2026. View the official NPS page.
Weather & Conditions
Located on Mount Desert Island in Maine, Acadia experiences all four seasons. Summer temperatures range from 45-90F (7-30C). Fall temperatures range from 30-70F (-1-21C). Typically the first frost is in mid-October and first snowfall begins in November and can continue through April with an average accumulation of 73 inches (185…
NPS Reference Location
Park state / territory membership: Maine. This map uses the National Park Service reference coordinate. It may represent an administrative or reference point rather than a park entrance, trailhead, visitor center, or the nearest access point. Use the official NPS directions below when planning travel.
Entrance Fees
Vehicle reservations are not required for any other areas of the park, or for visitors who enter the area by foot, bike, or taxi. Vehicle reservations provide a timed entry, but do not require a departure time until 9 pm, when the road closes to vehicles. Reservations do not permit re-entry. Reservations are per vehicle, not per person. Reservations do not assign a specific parking space. Parking is prohibited outside of designated spaces. Cadillac is not served by the Island Explorer bus system.
Valid for seven days. Admits private, non-commercial vehicle (15 passenger capacity or less) and all occupants. This includes rental cars, RVs, and vans with fewer than 16 passengers. If the vehicle pass is purchased, no other pass is necessary.
Valid for 7 days. Admits up to 2 private, non-commercial motorcycles with up to 4 total passengers.
Valid for seven days. Admits one individual with no car (bicyclist, hiker, pedestrian). Youth 15 and under are admitted free of charge.
School groups and other academic institutions may qualify for an Educational Fee Waiver. If not qualified, please check fees for large or commercial groups.
Groups entering Acadia by bus, van, or other high-capacity vehicles (16 people or more) must pay an organized group entrance fee. Adults (16 years old and over): $20/per person Youth (15 years old and under): Free
Are you operating a business that provides leisure or recreational services while in the park? If so, it is considered a commercial group and you are required to have a Commercial Use Authorization. A commercial group is defined as consisting of one or more persons traveling on an itinerary that has been packaged, priced, or sold for leisure or recreational purposes by an organization that realizes financial gain through the provisions of the service. Learn more on our "Do Business With Us" page.
Each non-US resident aged 16 and older visiting Acadia National Park must pay a $100 nonresident fee (in addition to the standard entrance fee), unless they are admitted with an Annual or America the Beautiful Pass. This includes nonresidents entering as part of a commercial tour group, commercial use authorization (CUA) group, or concessioner tour group.
Operating Hours
Acadia National Park is open year-round. Check our website for park facilities operating hours, such as Hulls Cove Visitor Center.
Activities
Current Alerts
Starting Aug 31, a section of Ocean Path will be closed for repairs from a trailhead across from the Otter Point parking lot to the trail's southern terminus.
Starting Sept 21, the eastern section of the Beech Mountain Loop Trail will be closed for repairs from a junction just beyond the parking lot to just below the summit at the fire tower. Three alternate routes to the summit are available: the outer loop of the Beech Mountain Loop Trail, Beech South Ridge Trail and Beech West Ridge Trail.
Starting Aug 31, the Schoodic Mountain Road will be closed for repairs from Schoodic Loop Road to the summit of Schoodic Head. Workers will be operating heavy equipment for resurfacing, regrading and ditching.
Getting There
From Boston take I-95 north to Augusta, Maine, then Route 3 east to Ellsworth, and on to Mount Desert Island. For an alternate route, continue on I-95 north to Bangor, Maine, then take I-395 to U.S. Route 1A east to Ellsworth. In Ellsworth, take Route 3 to Mount Desert Island.
View Official DirectionsContact & Address
The NPS-listed address may be an administrative office, visitor center, mailing/contact location, or other park facility rather than a park entrance.
Entrance Passes
The Acadia Annual Pass is valid only at Acadia and may be purchased online or in person. You do not need an additional entrance pass if you already have a federal lands pass. It is valid for 12 months from purchase month. This pass admits the pass holder and passengers in a non-commercial vehicle. In addition to park visitor centers and campgrounds, the Acadia Annual Pass is available at the Acadia Regional Chamber at T