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Routes
Running trails & routes
United States
Maine
Hancock County
Bar Harbor

Mount Desert Island Marathon

Hard

2.6

(25)

48

runners

Mount Desert Island Marathon

04:43

44.7km

440m

Running

Embark on the Mount Desert Island Marathon, a difficult jogging route spanning 27.7 miles (44.7 km) through coastal Maine and Acadia National Park. You will experience varied terrain, from paved roads to unpaved sections with roots, as you gain 1449 feet (442 metres) in elevation. The journey offers stunning seaside…

Last updated: April 23, 2026

Tips

Your route passes through protected areas

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Waypoints

A

Start point

Parking

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1

4.92 km

The Tarn

Highlight • Lake

The Tarn pond to the east of Dorr Mountain was formed from a glacial meltwater lake. For many years the pond was used to farm trout. The dry summers in …

Translated by Google •

Tip by

9.24 km

First Light Assembly of God Church

Place Of Worship

16.0 km

Union Church

Place Of Worship

21.9 km

Acadia Friends Meeting House

Place Of Worship

22.6 km

Gilpatrick Cove

Bay

30.3 km

Saint James Church

Place Of Worship

35.2 km

Somes Pond Outlet

Lake

8

40.1 km

Echo Lake

Highlight • Lake

Echo Lake has a family-friendly beach with showers, bathrooms, and changing facilities. Since Echo Lake is freshwater the water is warmer than Sand Beach. The water is shallow and perfect …

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43.3 km

Viewpoint

Viewpoint

44.6 km

Southwest Harbor Congregational Church

Place Of Worship

B

44.7 km

End point

Parking

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Way Types & Surfaces

Way Types

27.6 km

11.7 km

4.05 km

1.22 km

< 100 m

Surfaces

32.6 km

9.73 km

1.53 km

776 m

< 100 m

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Elevation

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Highest point (80 m)

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Weather

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Today

Tuesday 26 May

23°C

11°C

0 %

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Max wind speed: 18.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What kind of terrain will I encounter on the Mount Desert Island Marathon route?

The route features a diverse mix of surfaces, including paved roads and unpaved sections through forested trails and along the rugged coastline. You can expect significant elevation changes with rolling hills, including a 150-foot climb early on, a sharp incline between miles 17 and 18, and a gradual ascent from mile 20 to 25. There are also long, gradual downhills, particularly towards the finish line. Some wooded areas may have roots underfoot.

What scenic views can I expect along the route?

The route is renowned for its breathtaking scenery, offering pristine terrain, tranquil lakes like The Tarn and Echo Lake, soaring mountains, and stunning seaside vistas. You'll pass through charming Maine villages, see views of Somes Sound (the only fjord on the Eastern Seaboard), and experience the awe-inspiring backdrop of Acadia National Park. Cadillac Mountain is visible in the early miles, and you'll see ragged cliffs and headlands at the southeast tip of the island, including views of Northeast Harbor and the Cranberry Isles.

When is the best time of year to experience the Mount Desert Island Marathon route?

The marathon is typically held in mid-October, which coincides with Acadia National Park's peak fall foliage. This offers an unparalleled visual experience with vibrant autumn colors enhancing the natural beauty. The weather during this time is generally cool and crisp, ideal for jogging.

Is the Mount Desert Island Marathon route suitable for beginners?

This route is considered challenging due to its significant elevation changes and varied terrain. While individual hills may not be excessively long, their frequency and cumulative gain can be demanding. Many experienced runners describe it as one of the toughest courses they've encountered, with over 1,500 feet of elevation. It is recommended that participants have prior hill training.

What are the parking options for the Mount Desert Island Marathon trail?

Specific parking details for the marathon event are usually provided by race organizers. For general access to sections of the route within Acadia National Park, various parking lots are available, but they can fill up quickly, especially during peak season. It's advisable to check the Acadia National Park website for current parking information and potential shuttle services.

Do I need a permit or pay an entrance fee to access the Mount Desert Island Marathon route?

The Mount Desert Island Marathon route largely passes through Acadia National Park. An entrance pass is required to access certain areas of the park, which can be purchased online, at visitor centers, or at fee stations. While the marathon itself has a registration fee, general access to the park for recreational purposes outside of the event requires a park pass. Check the official Acadia National Park website for current fee information and regulations.

Are dogs allowed on the Mount Desert Island Marathon route?

Dogs are generally allowed on most trails and carriage roads within Acadia National Park, which the marathon route traverses, provided they are on a leash no longer than 6 feet. However, specific race regulations for the Mount Desert Island Marathon may prohibit dogs during the event itself. Always check the official race guidelines or park regulations for the most current information.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of other paths. You might encounter parts of the Kane Path, Beachcroft Path, Saint Sauveur Mountain Trail, Acadia Mountain Trail, and Jesup Path along the way.

What makes the Mount Desert Island Marathon a unique experience?

This marathon is distinguished as a premier destination road race in North America, consistently earning accolades for its scenic beauty. It's a USATF-certified course and a direct qualifier for the Boston Marathon. The event has a strong community feel, with the entire island often getting involved. A unique feature is the finisher's medal, often a "Crusher Claw" or "Lobster Claw" medallion, celebrating Maine's maritime heritage.

What should I pack for jogging the Mount Desert Island Marathon route?

Given the varied terrain and potential for significant elevation changes, it's essential to wear appropriate running shoes with good support. Layers are recommended, especially in October, as weather can change. Hydration is key, so carry water or know where aid stations are if participating in the race. Sun protection, such as a hat and sunscreen, is also advisable.

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Mount Desert Island Marathon

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