Acadia National Park

Acadia National Park stands as the crown jewel of the North Atlantic coastline, protecting the highest rocky headlands along the eastern seaboard of the United States. Located primarily on Mount Desert Island in Maine, this 47,000-acre park showcases a dramatic intersection of mountain and sea, where granite peaks rise from the ocean, ancient trails wind through lush forests, and rugged coastlines meet the crashing Atlantic.

As one of the most visited national parks in the United States, Acadia draws nearly 4 million visitors annually who come to experience its unique blend of natural wonders. The park is distinguished by its 27 miles of historic motor roads, 158 miles of hiking trails, and 45 miles of carriage roads—a gift from philanthropist John D. Rockefeller Jr. that allows visitors to travel deep into the heart of this coastal paradise without motorized vehicles.

What truly sets Acadia apart is its accessibility to diverse landscapes within a relatively compact area. In a single day, visitors can scale exposed granite peaks, stroll along pristine shorelines, paddle across serene ponds, and cycle through forests on meticulously crafted carriage roads—all while experiencing the rich cultural heritage and ecological diversity that makes this park a national treasure.

Essential Information

Phone: 207-288-3338
Website: nps.gov/acad

Operating Hours and Seasons

Acadia National Park is open 24 hours a day, year-round, though some roads and facilities close seasonally:

• Peak Season (late May to mid-October): All park facilities and roads are typically open, weather permitting.
• Off-Season (mid-October to late May): Some roads, including sections of the Park Loop Road, close for winter. The Hulls Cove Visitor Center closes from November 1 through April 30.

Hulls Cove Visitor Center Hours:

• May-October: 8:30 AM – 4:00 PM (extended to 8:00 AM – 6:00 PM in July and August)
• November-April: Closed

Entrance Fees

• Private Vehicle: $35 (valid for 7 days)
• Motorcycle: $30 (valid for 7 days)
• Individual (foot/bicycle): $20 (valid for 7 days)
• Annual Park Pass: $70
• America the Beautiful Pass: $80 (valid for all national parks for one year)

All vehicles must display a valid entrance pass on the dashboard. Passes can be purchased online, at entrance stations, or at visitor centers.

Cadillac Summit Road Reservation

From mid-May to mid-October, a separate vehicle reservation ($6) is required to drive the Cadillac Summit Road, in addition to the park entrance pass. Reservations can be made at recreation.gov:

• 30% of reservations are released 90 days in advance
• 70% are released two days ahead at 10 AM ET

Basic Rules and Regulations

• All pets must be kept on a leash no longer than 6 feet at all times
• Pack out all trash and pet waste
• Stay on designated trails to protect fragile vegetation
• Do not stack rocks or alter cairns used for trail navigation
• Swimming is prohibited in Jordan Pond and other water supplies
• No drones are permitted within park boundaries
• Follow Leave No Trace principles

Always check the official Acadia National Park website for the most current rules, closures, and conditions before your visit.

History of Acadia National Park

Native Heritage

Long before European settlement, Acadia was the homeland of the Wabanaki people, known as the “People of the Dawnland.” These indigenous tribes—including the Penobscot, Passamaquoddy, Maliseet, and Mi’kmaq—lived in harmony with the coastal landscape, fishing its waters and harvesting its resources for thousands of years.

Early European Settlement and Development

The first European to document Mount Desert Island was Samuel de Champlain, who named it “l’Isle des Monts Déserts” (Island of Bare Mountains) in 1604 due to its prominent rocky summits. European settlement began in earnest in the late 1700s, focusing primarily on fishing, farming, and shipbuilding.

By the mid-1800s, the island had attracted the attention of landscape painters from the Hudson River School, whose romantic depictions of the rugged coastline and mountains brought national attention to the area. Soon after, wealthy families from Boston, New York, and Philadelphia began building summer cottages, or “cottages” as they called their often-palatial summer homes, transforming Bar Harbor and other communities into fashionable summer resorts.

Conservation Efforts and Park Establishment

As development threatened the island’s natural beauty, a group of forward-thinking conservationists, including George B. Dorr (often called the “Father of Acadia”), Charles W. Eliot, and John D. Rockefeller Jr., began purchasing land to preserve it for public use. Their efforts led President Woodrow Wilson to designate the area as Sieur de Monts National Monument in 1916.

In 1919, it was redesignated as Lafayette National Park, becoming the first national park east of the Mississippi River. Ten years later, in 1929, the name was changed to Acadia National Park, reflecting the region’s French colonial history. Acadia is unique among national parks in that it was created entirely from donated private land rather than from existing federal holdings.

Rockefeller’s Carriage Roads

Perhaps the most significant contribution to the park came from philanthropist John D. Rockefeller Jr., who financed, designed, and directed the construction of approximately 45 miles of carriage roads between 1913 and 1940. These broken-stone roads, featuring graceful stone bridges and stunning vistas, were designed for horse-drawn carriages and remain a beloved feature of the park today.

The Great Fire of 1947

In October 1947, a devastating fire burned more than 17,000 acres on Mount Desert Island, including about 10,000 acres within park boundaries. The fire destroyed 67 palatial summer cottages and hundreds of year-round homes. The landscape has since recovered, though observant visitors can still detect subtle differences between the burned and unburned areas of the park.

Modern Acadia

Today, Acadia National Park encompasses not only much of Mount Desert Island but also portions of the Schoodic Peninsula on the mainland and Isle au Haut offshore. It continues to evolve through ongoing conservation efforts, scientific research, and careful management to balance preservation with public access.

Getting Around Acadia National Park

Park Loop Road

The 27-mile Park Loop Road provides access to many of Acadia’s most popular attractions. It’s a one-way road for much of its length, with two-way sections in key areas. During peak season, this scenic drive can become congested, especially around popular spots like Sand Beach, Thunder Hole, and Jordan Pond.

Island Explorer Shuttle

The free Island Explorer shuttle bus operates from late June through mid-October, serving most of the park and surrounding communities (except Cadillac Mountain). Using this propane-powered shuttle helps reduce traffic congestion and parking issues. Routes connect Bar Harbor with various park destinations, including the visitor center, Jordan Pond, and many trailheads.

Carriage Roads

The 45 miles of carriage roads are perfect for walking, biking, or horseback riding. These crushed-stone pathways wind through forests and around mountains, offering car-free exploration of the park’s interior. Bikes can be rented in nearby towns, including Bar Harbor.

Narrated Bus Tours

A fully narrated bus tour offers an excellent way to orient yourself with Acadia’s highlights while learning from knowledgeable local guides. These tours make key stops like Cadillac Mountain’s summit, Thunder Hole, and Sieur De Monts Spring’s Wild Gardens. Guides share insights about the area’s history, geology, and wildlife as you take in ocean and mountain views. Available from mid-May through October, these relaxed tours work well for first-time visitors wanting to get their bearings before exploring on their own.

Hiking Trails in Acadia National Park

With 158 miles of hiking trails, ranging from easy shoreline paths to challenging mountain climbs, walking remains one of the best ways to explore Acadia. Trail maps are available at visitor centers and are essential for planning safe hikes.

Grab your copy of National Geographic’s official Acadia Park Trail Map here. 

Acadia’s diverse trail system offers something for every ability level, from casual strolls to technical climbs requiring iron rungs and ladders. Here are some of the park’s most notable hiking experiences:

Easy Trails

Jordan Pond Path

• Distance: 3.3 miles (loop)
• Elevation Gain: 100 feet
• Description: This relatively flat trail circles pristine Jordan Pond, offering iconic views of the Bubbles (two rounded mountains) reflecting in the clear water. The trail features both smooth gravel sections and wooden boardwalks over boggy areas. The north end includes some rugged granite sections.
• Notes: As Jordan Pond is a public water supply, swimming and wading are prohibited, including for pets.

Ocean Path

• Distance: 4 miles round trip (or shorter segments)
• Elevation Gain: Minimal
• Description: Running parallel to Park Loop Road from Sand Beach to Otter Cliff, this easy trail provides continuous ocean views and access to landmarks like Thunder Hole, where incoming waves create a thunderous sound under the right conditions.
• Notes: Easily accessible at multiple points from roadside parking areas.

Cadillac Summit Loop

• Distance: 0.5 miles (loop)
• Elevation Gain: Minimal
• Description: This paved pathway circles the summit of Cadillac Mountain, offering panoramic views in all directions. On a clear day, you can see Bar Harbor, the Porcupine Islands, and even Mount Katahdin in the distance.
• Notes: Requires a separate vehicle reservation during peak season. Extremely popular at sunrise when it’s the first place in the United States to see the morning light.

Moderate Trails

Gorham Mountain Trail

• Distance: 1.8 miles round trip
• Elevation Gain: 525 feet
• Description: This moderately challenging trail offers exceptional ocean views as it ascends a granite dome just inland from the coast. The summit provides panoramic vistas of the coastline, nearby mountains, and offshore islands.
• Notes: Can be combined with Ocean Path for a longer loop hike.

The Bubbles Trails

• Distance: 1.6 miles round trip
• Elevation Gain: 450 feet
• Description: Climb either South or North Bubble (or both) for classic views of Jordan Pond below. South Bubble features the famous “Bubble Rock,” a glacial erratic perched precariously on the mountain’s edge.
• Notes: Some sections require moderate scrambling over rocks.

Challenging Trails

Beehive Trail

• Distance: 1.5 miles (loop via Bowl Trail)
• Elevation Gain: 450 feet
• Description: One of Acadia’s most popular and thrilling hikes, this trail ascends the steep eastern face of the Beehive using iron rungs, ladders, and exposed ledges. The summit offers spectacular views of Sand Beach and the Atlantic Ocean.
• Notes: Not recommended for those with a fear of heights, young children, or during wet conditions. Most hikers ascend the iron-rung route and descend via the gentler Bowl Trail.

Precipice Trail

• Distance: 2.3 miles (loop)
• Elevation Gain: 1,050 feet
• Description: The most challenging and exposed trail in the park, Precipice is essentially a non-technical climb up the sheer eastern face of Champlain Mountain. Multiple sections of iron rungs, ladders, and narrow ledges make this an exhilarating experience for those comfortable with heights.
• Notes: Closed seasonally for peregrine falcon nesting (typically March to August). Extremely dangerous in wet conditions. Descend via the gentler Champlain North Ridge or Orange & Black Path.

Jordan Cliffs Trail

• Distance: 1.5 miles (can be part of longer loops)
• Elevation Gain: 670 feet
• Description: This less-crowded iron rung route traverses the steep western cliffs of Penobscot Mountain above Jordan Pond. While less intense than Beehive or Precipice, it still offers sections of iron rungs and exposed ledges with rewarding views.
• Notes: Also closed during peregrine falcon nesting season. Can be combined with Penobscot Mountain Trail for a loop hike.

Trail Safety Tips

• Always check current trail conditions at visitor centers or on the park website before hiking
• Many trails close seasonally for peregrine falcon nesting (typically March to August)
• Wear appropriate footwear with good traction—many trails involve granite surfaces that become very slippery when wet
• Carry water, snacks, map, and layers for changing weather
• Cell service is unreliable throughout the park—don’t rely on phone maps
• The park’s stone cairns (stacked rocks) are navigational aids—please don’t build new ones or disturb existing ones
• Start challenging trails early in the day to avoid crowds and afternoon weather changes

Camping in Acadia National Park

Acadia National Park offers several campground options, all of which require advance reservations through recreation.gov. Reservations can be made up to two months in advance and are strongly recommended during the peak summer season. 

Looking for a hotel or resort near Acadia National Park? Check out Booking.com.

Blackwoods Campground

• Location: On the east side of Mount Desert Island, 5 miles south of Bar Harbor
• Season: Open year-round (limited facilities in winter)
• Sites: 306 sites for tents, campers, and RVs (no hookups)
• Amenities: Restrooms with flush toilets and running water (seasonal), fire rings, picnic tables
• Notes: Located within walking distance of Ocean Path and several hiking trails

Seawall Campground

• Location: On the southwest side of Mount Desert Island, 4 miles south of Southwest Harbor
• Season: Late May through September
• Sites: 198 sites for tents, campers, and RVs (no hookups)
• Amenities: Restrooms with flush toilets and running water, fire rings, picnic tables
• Notes: Quieter and less crowded than Blackwoods, but farther from popular attractions

Schoodic Woods Campground

• Location: On the Schoodic Peninsula (mainland portion of the park)
• Season: Late May through October
• Sites: 94 sites, including some with electric and water hookups
• Amenities: Modern facilities including flush toilets, dump station, fire rings, picnic tables
• Notes: Newest and most modern campground, offering a quieter experience away from Mount Desert Island

Duck Harbor Campground

• Location: Isle au Haut (remote island accessible only by mail boat)
• Season: May 15 through October 15
• Sites: 5 primitive sites for tents only
• Amenities: Composting toilet, fire rings, lean-to shelters
• Notes: Primitive camping for experienced backcountry campers; advance reservations essential

Camping Regulations

• Maximum stay: 14 days
• Maximum of 6 people and 2 tents per site
• Quiet hours: 10 PM to 6 AM
• All food must be stored in vehicles or food lockers to prevent wildlife encounters
• Pets allowed at Blackwoods and Seawall Campgrounds, but must remain leashed
• Campfires allowed only in designated fire rings with purchased firewood (to prevent spreading invasive insects)

Private Campgrounds

Numerous private campgrounds operate just outside park boundaries, offering additional amenities such as full hookups, Wi-Fi, and shower facilities. These can be good alternatives when park campgrounds are full.

Best Times to Visit

Each season in Acadia offers a distinct experience, with weather conditions that dramatically shape your visit:

Summer (June-August)

• Weather: Average temperatures range from 55°F to 75°F (13°C to 24°C)
• Crowds: Peak visitation, with busiest conditions in July and August
• Highlights: All facilities and roads open, perfect for swimming at Sand Beach, ideal hiking conditions
• Notes: Advance reservations highly recommended for accommodations and campgrounds

Fall (September-October)

• Weather: Average temperatures range from 40°F to 65°F (4°C to 18°C)
• Crowds: Busy during peak foliage, but less crowded than summer
• Highlights: Spectacular fall foliage typically peaking early-mid October, crisp hiking weather
• Notes: Some facilities begin to close after Columbus Day weekend

Spring (April-May)

• Weather: Average temperatures range from 35°F to 60°F (2°C to 16°C)
• Crowds: Relatively quiet, good for avoiding crowds
• Highlights: Wildflowers, bird migration, waterfalls at peak flow
• Notes: Some facilities and roads may still be closed; muddy conditions on trails

Winter (November-March)

• Weather: Average temperatures range from 15°F to 35°F (-9°C to 2°C)
• Crowds: Very few visitors, solitude in many areas
• Highlights: Cross-country skiing on carriage roads, snowshoeing, winter photography
• Notes: Most park facilities closed; Park Loop Road largely closed to vehicles but open to skiers and snowshoers

The ideal time to visit depends on your priorities. For pleasant weather and fewer crowds, consider late May to early June or September after Labor Day. Early October offers spectacular fall colors but can be surprisingly busy.

Other Activities

Carriage Road Cycling

The 45 miles of carriage roads provide ideal terrain for cycling through forests and past lakes and mountains without encountering motor vehicles. Bikes can be rented in Bar Harbor and other nearby towns.

Kayaking and Canoeing

Explore Acadia’s coastline or inland lakes and ponds by kayak or canoe. Rentals and guided tours are available from outfitters in Bar Harbor and other communities around the park.

Tidepooling

At low tide, explore the marine life in tidepools at places like Bar Island (accessible at low tide), Ship Harbor, and Wonderland. Remember to observe without disturbing the fragile ecosystems.

Ranger-Led Programs

During the summer season, park rangers offer a variety of educational programs, including guided walks, talks, and evening programs. Check the schedule at visitor centers.

Stargazing

Acadia’s relatively dark skies make it an excellent place for astronomy. The park occasionally hosts night sky programs, particularly during the summer months.

Wildlife Watching

Keep an eye out for bald eagles, peregrine falcons, harbor seals, white-tailed deer, and a variety of seabirds. Dawn and dusk are typically the best times for wildlife observation.

Winter Sports

When snow conditions permit, the carriage roads transform into excellent cross-country skiing and snowshoeing routes. Some visitors enjoy winter hiking on suitable trails with appropriate equipment.

Nearby Accommodations

Within the Park

Camping is the only overnight accommodation option within park boundaries. The park’s campgrounds include Blackwoods, Seawall, Schoodic Woods, and Duck Harbor, all requiring reservations.

Bar Harbor

The primary gateway community offers numerous lodging options:

• Hotels and Motels: Range from budget to luxury
• Bed and Breakfasts: Many historic homes converted to charming B&Bs
• Vacation Rentals: Houses and apartments available for longer stays
• Locations: Properties in downtown provide walkable access to restaurants and shops

For the best overall hotel experience in Bar Harbor, we recommend Atlantic Eyrie Lodge, just a 15-minute walk from Acadia National Park. Atlantic Eyrie Lodge features continental breakfast, a seasonal outdoor pool, free wifi, and beautiful balcony views. 

Other Communities

• Southwest Harbor: Quieter than Bar Harbor with quality dining and accommodation options
• Northeast Harbor: Upscale and serene village with several inns
• Bass Harbor: Small fishing village with limited but charming accommodations near the lighthouse

Considerations

• Reserve well in advance (6-12 months) for summer visits
• Prices drop significantly in the shoulder seasons
• Many accommodations close completely during winter months

Day Trips and Nearby Attractions

Schoodic Peninsula

Located about an hour’s drive from Bar Harbor, this less-visited section of Acadia offers dramatic coastal scenery without the crowds of Mount Desert Island. Highlights include Schoodic Point, where waves crash against the granite shore, and a network of bike paths.

Isle au Haut

This remote island section of the park is accessible only by mail boat from Stonington (about a 1.5-hour drive from Bar Harbor). With limited visitation, its trails offer solitude among rugged coastal landscapes. The boat ride takes approximately 45 minutes.

Bar Harbor

The park’s primary gateway community is worth exploring on its own. Enjoy local seafood restaurants, browse shops and galleries, and walk the Shore Path for views of Frenchman Bay. At low tide, you can walk across a natural gravel land bridge to Bar Island.

Bass Harbor Head Lighthouse

Located at the southern tip of Mount Desert Island, this iconic lighthouse perched on dramatic cliffs is one of the most photographed spots in Maine, especially at sunset.

Ellsworth

This small city about 20 minutes from Bar Harbor offers shopping, dining, and the Woodlawn Museum, a historic estate with gardens and a historic house museum.

Frequently Asked Questions

Do I need a reservation to visit Acadia National Park?

While a general park reservation is not required, you do need an entrance pass. Additionally, from mid-May to mid-October, a separate vehicle reservation is required to drive the Cadillac Summit Road.

When is the best time to visit Acadia?

September and early October offer pleasant weather and fewer crowds than summer, while still having full access to park facilities. Early October also features spectacular fall foliage.

How many days do I need to visit Acadia?

Most visitors spend 3-4 days exploring the park, though you could experience the highlights in 1-2 days if time is limited. A week would allow for a more comprehensive experience including less-visited areas.

Are pets allowed in Acadia?

Yes, pets on leashes no longer than 6 feet are welcome in most areas of the park, including campgrounds and carriage roads. However, pets are prohibited on most hiking trails with iron rungs, ladder rungs or handrails, Sand Beach and Echo Lake Beach during summer months, and in public buildings.

Where can I see the sunrise in Acadia?

Cadillac Mountain is famous as the first place in the United States to see sunrise for much of the year. A vehicle reservation is required during peak season. Other good sunrise spots include Ocean Path and Schoodic Point.

Do cell phones work in Acadia?

Cell service is unreliable throughout the park. Don’t count on having service for navigation, emergency calls, or communication while hiking.

What should I do if I encounter wildlife?

Observe from a distance and never feed wild animals. For larger mammals like deer, maintain at least 25 yards distance. Report any concerning wildlife encounters to park staff.

Is it possible to visit Acadia without a car?

Yes. The free Island Explorer shuttle operates seasonally (late June through mid-October), connecting Bar Harbor with major park destinations. Bicycling is also an excellent option for exploring the carriage roads and Park Loop Road.

Are there grocery stores near the park?

Bar Harbor and other communities around Mount Desert Island have grocery stores, convenience stores, and markets where you can purchase supplies.

What is the most popular hike in Acadia?

The Beehive Trail is often considered the most popular challenging hike, while Ocean Path and Jordan Pond Path are the most popular easy trails.

Are there waterfalls in Acadia?

While not known for large waterfalls, Acadia does have several small cascades, particularly after heavy rain. Hadlock Falls on the Hadlock Brook Trail is one of the more notable examples.

What is the nearest airport to Acadia National Park?

Bangor International Airport (BGR) serves as the closest major airport to Acadia National Park, located approximately 50 miles northwest of Bar Harbor with a driving time of about one hour. The airport offers rental car services and connections to major cities. For private aircraft, Bar Harbor Airport (BHB) provides a smaller option just eight miles from downtown Bar Harbor, though commercial airline service is limited. Many visitors also fly into Portland International Jetport, which offers more flight options but requires a longer drive of about 2.5 hours to reach the park.

Remember that trail conditions, park regulations, and entrance fees can change. Always check the official Acadia National Park website or contact the park directly at 207-288-3338 for the most current information before your visit.

Want a more comprehensive travel guide? Check out Acadia National Park: The Complete Guide by James Kaiser.

We’ll see you out there.