{"id":"nps-acad","slug":"acadia-national-park","name":"Acadia National Park","designation":"National Park","category":"national-park","categoryLabel":"National Park","agency":{"code":"NPS","name":"National Park Service","department":"U.S. Department of the Interior","url":"https://www.nps.gov"},"managedBy":[{"code":"NPS","name":"National Park Service","department":"U.S. Department of the Interior","url":"https://www.nps.gov","unitCode":"ACAD","designation":"National Park","sourceId":"nps-acad"}],"states":["ME"],"stateNames":["Maine"],"location":{"lat":44.409286,"lon":-68.247501},"bbox":[-68.6604,44.0034,-68.03,44.4284],"acres":{"value":36529,"kind":"gis-estimate","source":"Computed from the simplified boundary","note":"Approximate. The managing agency publishes official acreage."},"firstProtected":{"date":"1916-07-08","designation":null,"name":null,"text":"Proclaimed Sieur de Monts National Monument July 8, 1916","authority":{"type":"presidential-proclamation","signedBy":"Woodrow Wilson","administration":"Woodrow Wilson","citation":null},"reviewed":true},"established":{"date":"1919-02-26","designation":"National Park","name":null,"text":"Established as Lafayette National Park Feb. 26, 1919","authority":{"type":"unspecified","signedBy":null,"administration":"Woodrow Wilson","citation":null},"reviewed":true},"administrations":["Woodrow Wilson","Calvin Coolidge","Ronald Reagan"],"designationHistory":[{"date":"1916-07-08","action":"established","designation":null,"name":null,"indexText":"Proclaimed Sieur de Monts National Monument July 8, 1916","authority":{"type":"presidential-proclamation","signedBy":"Woodrow Wilson","administration":"Woodrow Wilson","citation":null},"note":null,"sources":[{"name":"The National Parks: Index 2012–2016 (National Park Service), PDF page 58","url":"https://www.nps.gov/aboutus/upload/npindex2012-2016.pdf"},{"name":"American Presidency Project: Proclamation 1339, July 8, 1916","url":"https://www.presidency.ucsb.edu/documents/proclamation-1339-setting-aside-the-sieur-de-monts-national-monument-maine"},{"name":"NPS History: National Monument Proclamations under the Antiquities Act (archived)","url":"https://webarchive.library.unt.edu/eot2008/20090109132510/http://www.cr.nps.gov/history/hisnps/NPSHistory/monuments.htm"}],"research":"nps-index-2012-2016","reviewed":true,"review":{"verdict":"confirmed","note":"Proclamation 1339, Wilson.","by":"HistorianPanel accuracy review, batch 1","date":"2026-11-09"}},{"date":"1919-02-26","action":"established","designation":null,"name":null,"indexText":"Established as Lafayette National Park Feb. 26, 1919","authority":{"type":"unspecified","signedBy":null,"administration":"Woodrow Wilson","citation":null},"note":null,"sources":[{"name":"The National Parks: Index 2012–2016 (National Park Service), PDF page 58","url":"https://www.nps.gov/aboutus/upload/npindex2012-2016.pdf"},{"name":"40 Stat. 1178 (Statutes at Large, govinfo): Lafayette National Park act, approved Feb. 26, 1919","url":"https://www.govinfo.gov/content/pkg/STATUTE-40/pdf/STATUTE-40-Pg1178.pdf"}],"research":"nps-index-2012-2016","reviewed":true,"review":{"verdict":"confirmed","note":"Act of Congress (40 Stat. 1178), Wilson.","by":"HistorianPanel accuracy review, batch 1","date":"2026-11-09"}},{"date":"1929-01-19","action":"renamed","designation":null,"name":null,"indexText":"Renamed Acadia National Park Jan. 19, 1929","authority":{"type":"unspecified","signedBy":null,"administration":"Calvin Coolidge","citation":null},"note":null,"sources":[{"name":"The National Parks: Index 2012–2016 (National Park Service), PDF page 58","url":"https://www.nps.gov/aboutus/upload/npindex2012-2016.pdf"},{"name":"45 Stat. 1083 (Statutes at Large, govinfo): act approved Jan. 19, 1929 renaming Lafayette NP as Acadia NP","url":"https://www.govinfo.gov/content/pkg/STATUTE-45/pdf/STATUTE-45-Pg1083.pdf"}],"research":"nps-index-2012-2016","reviewed":true,"review":{"verdict":"confirmed","note":"Act of Congress, Coolidge.","by":"HistorianPanel accuracy review, batch 1","date":"2026-11-09"}},{"date":"1986-09-25","action":"established","designation":null,"name":null,"indexText":"Permanent boundary established Sept. 25, 1986","authority":{"type":"unspecified","signedBy":null,"administration":"Ronald Reagan","citation":null},"note":null,"sources":[{"name":"The National Parks: Index 2012–2016 (National Park Service), PDF page 58","url":"https://www.nps.gov/aboutus/upload/npindex2012-2016.pdf"},{"name":"100 Stat. 955 (Statutes at Large, govinfo): Acadia permanent boundary act, Sept. 25, 1986","url":"https://www.govinfo.gov/content/pkg/STATUTE-100/pdf/STATUTE-100-Pg955.pdf"}],"research":"nps-index-2012-2016","reviewed":true,"review":{"verdict":"confirmed","note":"Act of Congress (P.L. 99-420), Reagan.","by":"HistorianPanel accuracy review, batch 1","date":"2026-11-09"}}],"summary":"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.","summarySource":"National Park Service","guide":{},"trConnection":null,"trConnections":[],"trTypes":[],"links":{"official":"https://www.nps.gov/acad/index.htm","social":{},"recreationGov":null,"alltrails":null,"alltrailsExplore":"https://www.alltrails.com/explore?b_tl_lat=44.4284&b_tl_lng=-68.6604&b_br_lat=44.0034&b_br_lng=-68.03","recreationGovSearch":"https://www.recreation.gov/search?q=Acadia%20National%20Park","directions":"http://www.nps.gov/acad/planyourvisit/directions.htm"},"cover":{"url":"https://www.nps.gov/common/uploads/structured_data/5AAEED3A-FE4F-72BF-4C2F4D667A520762.jpg","title":"1_Cadillac Summit","alt":"On a mountain summit with open ocean in the distance, people walk along a trail and enjoy scenery","credit":"NPS Photo by Kelsey Graczyk","license":"Public domain (U.S. government work)","licenseUrl":null,"filePage":"https://www.nps.gov/acad/index.htm","tier":1,"source":"National Park Service"},"images":[{"url":"https://www.nps.gov/common/uploads/structured_data/5AAEED3A-FE4F-72BF-4C2F4D667A520762.jpg","title":"1_Cadillac Summit","alt":"On a mountain summit with open ocean in the distance, people walk along a trail and enjoy scenery","credit":"NPS Photo by Kelsey Graczyk","license":"Public domain (U.S. government work)","licenseUrl":null,"filePage":"https://www.nps.gov/acad/index.htm","source":"National Park Service","cover":true},{"url":"https://www.nps.gov/common/uploads/structured_data/D52D7489-CCF1-DC62-32BA0B2BDE814324.jpg","title":"2_Entrance Fee Required Year-Round","alt":"Two small, booth-like buildings are positioned across a roadway. Park rangers are seated at open win","caption":"Entrance fees are required year round. More at go.nps.gov/AcadiaPass","credit":"NPS Photo by Kent Miller","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/5AF0687C-E67D-E85E-2C8E203B8611D4DE.jpg","title":"3_Whitetail Buck","alt":"A large deer with antlers stands in snow along a road.","caption":"A wildlife cam catches a whitetail buck standing in snow along a park road in January 2026.","credit":"NPS Photo","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/5A6ACCC6-A3DF-3395-309880D8FAC7394B.jpg","title":"4_Protect Your Pet Privileges","alt":"Two large soggy dogs trot down a wooden boardwalk with a human just behind them","caption":"All pets must be kept on a leash no longer than 6 feet (2 m) at all times. More at go.nps.gov/AcadiaPets","credit":"NPS Photo by Lucia Lubanovich","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/5BA1DC95-9ABB-5E76-0463C1F2E358E973.jpg","title":"6_Icy trail","alt":"A trail through a dense stand of trees is fully covered with deep layers of ice","caption":"Foot traction devices are essential for hiking icy trails in Acadia.","credit":"NPS Photo by Nico Mokhiber","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/5BBC4ED2-F4B2-FF45-A0FB1ECECE8EC285.jpg","title":"7_Night Skies","alt":"Along a small, wooded cove with reflections in water, stars and the Milky Way fill the night sky","caption":"Night skies in Acadia in October 2026.","credit":"NPS Photo by Kelsey Graczyk","source":"NPS"}],"activities":["Arts and Culture","Cultural Demonstrations","Astronomy","Stargazing","Biking","Boating","Camping","Group Camping","Climbing","Rock Climbing","Compass and GPS","Geocaching","Fishing","Freshwater Fishing","Fly Fishing","Saltwater Fishing","Food","Picnicking","Guided Tours","Bus/Shuttle Guided Tour","Boat Tour","Hands-On","Citizen Science","Hiking","Front-Country Hiking","Horse Trekking","Horseback Riding","Ice Skating","Paddling","Canoeing","Kayaking","Stand Up Paddleboarding","Junior Ranger Program","Skiing","Cross-Country Skiing","Snow Play","Snowmobiling","Snowshoeing","Swimming","Freshwater Swimming","Saltwater Swimming","Wildlife Watching","Birdwatching","Park Film","Shopping","Bookstore and Park Store"],"topics":["Arts","Painting","Photography","Poetry and Literature","Sculpture","Colonization and Settlement","Maritime","Lighthouses","Monuments and Memorials","Schools and Education","Transportation","Bridges","Roads, Routes and Highways","Tragic Events","Catastrophic Fires","Women's History","Animals","Birds","Fish","Climate Change","Fire","Forests and Woodlands","Geology","Lakes","Mountains","Night Sky","Astronomy","Oceans","Rock Landscapes and Features","Trails","Wetlands"],"fees":[{"title":"Timed Entry Reservation - Location","cost":"6.00","description":"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."},{"title":"Entrance - Private Vehicle","cost":"35.00","description":"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."},{"title":"Entrance - Motorcycle","cost":"30.00","description":"Valid for 7 days. Admits up to 2 private, non-commercial motorcycles with up to 4 total passengers."},{"title":"Entrance - Per Person","cost":"20.00","description":"Valid for seven days. Admits one individual with no car (bicyclist, hiker, pedestrian). Youth 15 and under are admitted free of charge."},{"title":"Entrance - Education/Academic Groups","cost":"0.00","description":"School groups and other academic institutions may qualify for an Educational Fee Waiver. If not qualified, please check fees for large or commercial groups."},{"title":"Entrance - Non-commercial Groups","cost":"0.00","description":"Groups entering Acadia by bus, van, or other high-capacity vehicles (16 people or more) must pay an organized group entrance fee.\n\nAdults (16 years old and over): $20/per person\nYouth (15 years old and under): Free"},{"title":"Commercial Entrance - Per Person","cost":"20.00","description":"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.\n\nA 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."},{"title":"Nonresident","cost":"100.00","description":"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."}],"passes":[{"title":"Annual Entrance - Park","cost":"70.00","description":"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.\n\nIn addition to park visitor centers and campgrounds, the Acadia Annual Pass is available at the Acadia Regional Chamber at Thompson Island, and at Bar Harbor, Ellsworth and Southwest Harbor chambers of commerce."}],"hours":[{"name":"Acadia National Park","description":"Acadia National Park is open year-round. Check our website for park facilities operating hours, such as Hulls Cove Visitor Center.","standardHours":{"wednesday":"All Day","monday":"All Day","thursday":"All Day","sunday":"All Day","tuesday":"All Day","friday":"All Day","saturday":"All Day"},"exceptions":[]}],"directions":"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.","weatherInfo":"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 cm). Winter temperatures range from 14-35F (-10 - 2C). Spring temperatures range from 30-70F (-1-21C).","contacts":{"phone":"2072883338","email":"acadia_information@nps.gov"},"visitorCenters":[{"name":"Hulls Cove Visitor Center","description":"Located close to Bar Harbor off Route 3, the Hulls Cove Visitor Center is Acadia’s main visitor contact station and transportation hub from May into October. It is a popular, and often crowded, first stop for many visitors. It is adjacent to an entrance for the park's iconic 27-mile Park Loop Road and it serves as a key stop for several routes on the fare-free Island Explorer bus system. From a large parking lot, visitors must climb 52 steps to the main entrance. There is a separate accessible entrance.","url":"https://www.nps.gov/acad/planyourvisit/hours.htm","lat":44.4085418988,"lon":-68.2461366995},{"name":"Sieur de Monts Nature Center","description":"Sieur de Monts Nature Center has visitor services, hiking information, and interactive exhibits. It acts as a trailhead for many hiking trails starting in the Sieur de Monts area. Park rangers are present during the spring, summer, and fall months.","url":"http://www.nps.gov/acad/planyourvisit/hours.htm","lat":44.36210912130982,"lon":-68.20784837007523},{"name":"Acadia Gateway Center","description":"The Acadia Gateway Center is an intermodal transit and welcome center located on Route 3 in Trenton three miles north of Mount Desert Island. Facilities include an Island Explorer bus stop, day-use parking, and an 11,000-square-foot welcome center with tourism information, a store, waiting area, and restrooms. Owned by the State of Maine, it is operated by the Maine Department of Transportation in partnership with the National Park Service, Downeast Transportation Inc., and Maine Office of Tourism.","url":"https://www.mainetourism.com/listing/maine-state-visitor-information-center-trenton/10336/","lat":44.47054889222931,"lon":-68.36618185043335},{"name":"Islesford Historical Museum","description":"The Islesford Historical Museum continues its mission of celebrating Islesford’s cultural history. Historical exhibits showcase life on and around Cranberry Isles from the 1700s to present. Come see artifacts from local families, historical societies, and Acadia's collection while learning about the unique experience of living on an unbridged island.","url":"http://www.nps.gov/acad/planyourvisit/hours.htm","lat":44.26159227849917,"lon":-68.23981761932373},{"name":"Schoodic Institute Welcome Center at Rockefeller Hall","description":"The Schoodic Institute Welcome Center at Rockefeller Hall is located on Schoodic Peninsula off the one-way loop road. Exhibits about the old Navy base and park information can be found here.","url":"http://www.nps.gov/acad/planyourvisit/hours.htm","lat":44.3360756984,"lon":-68.0591393988},{"name":"Winter Information: Bar Harbor Chamber of Commerce","description":"During winter and spring, information and sales of some passes are available at the Bar Harbor Chamber of Commerce, 2 Cottage Street, at the corner of Cottage and Main streets (GPS coordinates = 44.398633, -68.204933). The center is open 7 days a week from 8 am to 4 pm. There will be full-day holiday closures on Thanksgiving, Christmas Eve, Christmas Day, New Year's Eve, and New Year's Day.","url":"https://www.nps.gov/acad/planyourvisit/winter.htm","lat":44.389749,"lon":-68.204773}],"campgrounds":[{"name":"Blackwoods Campground","description":"Blackwoods Campground is located on the east side of Mount Desert Island, about 5 miles (8 km) south of Bar Harbor on Route 3. All sites at Blackwoods are wooded and within a 10-minute walk of the ocean. The majority of Blackwoods' sites are for small and large tents; other sites can accommodate travelers with RVs. Flush toilets, running water, and a dump station are provided, as are picnic tables and fire rings. Roads are paved.","url":"https://www.nps.gov/acad/planyourvisit/blackwoods-campground.htm","reservationUrl":"https://www.recreation.gov/camping/campgrounds/232508","sites":281},{"name":"Seawall Campground","description":"Seawall Campground is located on the west side of Mount Desert Island about 4 miles (6 km) south of Southwest Harbor. The campground is approximately 18 miles from Bar Harbor. All sites at Seawall are within a short walking distance of the coastline.","url":"https://www.nps.gov/acad/planyourvisit/seawall-campground.htm","reservationUrl":"https://www.recreation.gov/camping/campgrounds/234674","sites":202},{"name":"Schoodic Woods Campground","description":"Schoodic Woods Campground is the newest campground in the park and located 1.5 miles (2.5 km) southeast of Winter Harbor on the Schoodic Peninsula. It is approximately 60-70 minutes from Bar Harbor and other areas of Mount Desert Island.","url":"https://www.nps.gov/acad/planyourvisit/camping.htm","reservationUrl":"https://www.recreation.gov/camping/campgrounds/251833","sites":89},{"name":"Duck Harbor Campground","description":"Duck Harbor Campground is located on Isle au Haut, a rugged island off the coast of Stonington, Maine. This campground has five sites with lean-to shelters and is a great launch point for paddling excursions. Remote and inaccessible to automobiles, Isle au Haut is linked to the mainland by mailboat.","url":"https://www.nps.gov/acad/planyourvisit/duckharbor.htm","reservationUrl":"https://www.recreation.gov/camping/campgrounds/264293","sites":5}],"thingsToDo":[],"nearby":[{"slug":"petit-manan-national-wildlife-refuge","km":28},{"slug":"sunkhaze-meadows-national-wildlife-refuge","km":69},{"slug":"seal-island-national-wildlife-refuge","km":70},{"slug":"cross-island-national-wildlife-refuge","km":78},{"slug":"franklin-island-national-wildlife-refuge","km":107},{"slug":"moosehorn-national-wildlife-refuge","km":107}],"hasBoundary":true,"boundarySource":{"name":"NPS Land Resources Division","url":"https://irma.nps.gov/DataStore/Reference/Profile/2224545"},"sources":[{"name":"NPS Data API","url":"https://developer.nps.gov/api/v1/parks?parkCode=acad"},{"name":"NPS Land Resources Division boundaries","url":"https://services1.arcgis.com/fBc8EJBxQRMcHlei/arcgis/rest/services/NPS_Land_Resources_Division_Boundary_and_Tract_Data_Service/FeatureServer/2"}],"editorialStatus":"reviewed","synced":"2026-11-09T02:12:45.601Z","alerts":[{"source":"NPS","kind":"Park Closure","title":"Cadillac Summit Road closed to all users Nov 9-25 and Dec 1-18","text":"Starting Nov 9, construction will resume for an accessible pedestrian path between the East and West parking lots on the summit of Cadillac Mountain. Cadillac Summit Road will be closed to all users (including bicyclists and pedestrians) Nov 9-25 and Dec 1-18. Hiking trails on Cadillac Mountain will remain open. NOTE: Park Loop Road will close to motor vehicles for the season Dec 1, except for access to Jordan Pond via Jordan Pond Road in Seal Harbor, and access to Sand Beach via Schooner Head Road.","url":null,"updated":"2026-11-04 00:00:00.0","id":"nps-390127CA-4E8A-4062-B492-CF868E70D960"},{"source":"NPS","kind":"Park Closure","title":"Eastern Section of Beech Mountain Loop Trail Closed for Repairs","text":"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.","url":null,"updated":"2026-09-30 00:00:00.0","id":"nps-F8AFCEAD-7E34-4C99-8AF6-C0B7C376C8FB"}],"url":"https://directory.labs.trlibrary.com/sites/acadia-national-park/","boundaryUrl":"https://directory.labs.trlibrary.com/boundaries/acadia-national-park.geojson"}