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Cranberry Isles, Maine

Cranberry Isles, Maine

Five working islands off Mount Desert Island

The Islesford Congregational Church on Little Cranberry Island, 1898 in the gable, with the sun burning through sea fog. The board out front carries the Maine Seacoast Mission, which has served the outer islands for over a century. Photo by H.L.I.T. via source, CC BY 2.0. Resized for this page.

Overview

Cranberry Isles mixes working harbors with quiet roads and Atlantic views. Great Cranberry has bike-friendly lanes and views of Cadillac Mountain, while Little Cranberry (Islesford) is home to galleries and the Islesford Historical Museum. Regular ferries connect the islands to Northeast Harbor and Southwest Harbor.

Cranberry Isles comprises five islands off Mount Desert Island’s southern shore, this Hancock County township of about 160 year-round residents maintaining the working waterfront character that island communities have preserved while mainland harbors transformed. Great Cranberry, Little Cranberry (Islesford), Sutton, Baker, and Bear islands create the archipelago that ferries connect to Northeast Harbor and Southwest Harbor.

Great Cranberry offers bike-friendly lanes along roads that provide views back toward Cadillac Mountain and Acadia’s peaks. The car-free environment rewards walking and cycling, the modest distances making exploration manageable while the Atlantic backdrop transforms routine movement into scenic experience.

Little Cranberry, known locally as Islesford, concentrates the cultural resources that make day trips rewarding. Galleries showcase island-inspired artwork while the Islesford Historical Museum, operated by the National Park Service, documents maritime heritage and island life through collections that span generations. Working lobster boats fill the harbor, the active fishing fleet demonstrating that island economy continues depending on traditional marine industries.

Regular mail boat service provides the connection that island life requires, the ferries from Northeast Harbor and Southwest Harbor maintaining schedules that accommodate residents and visitors throughout the season. The ferry ride itself offers scenic transit across the waters where Mount Desert Island’s granite shores meet the outer islands.

Seasonal rhythms shape island life, summer bringing visitors who appreciate the escape from mainland traffic while winter’s isolation requires self-sufficiency and community cooperation. Limited services exist on the islands; groceries, schools, and medical care require the ferry trip to Mount Desert Island.

Dockside eateries serve lunch to day visitors, the simple facilities providing fuel for continued exploration.

For those seeking authentic Maine island character with working harbors, accessible galleries, and National Park Service interpretation, Cranberry Isles offers the outer-island experience that ferry rides from Acadia make possible.

Key Facts

Population 160
Region Downeast & Acadia
County Hancock
Founded 1830
Nearest City Bar Harbor (ferry from Northeast Harbor)

What Cranberry Isles Is Known For

Cranberry Isles Local Highlights

Islesford Historical Museum
A National Park Service museum showcasing island life and maritime history.
Great Cranberry trails
Car-free walking and biking with sweeping views of Somes Sound and the Cranberry Isles.
Working lobster harbors
Active wharves, boat yards, and float planes tie the islands to Mount Desert Island.

Things to Do

1
Ride the ferry
Catch the mail boat from Northeast Harbor or Southwest Harbor for scenic trips across Frenchman Bay.
2
Explore Islesford
Visit galleries, grab lunch on the dock, and watch the working harbor in Little Cranberry.
3
Walk Great Cranberry
Stroll the coastline trails and enjoy views back toward Acadia?s peaks.

Living in Cranberry Isles

Island life is close-knit and seasonal. Limited services exist on-island, with most groceries, schools, and medical care on Mount Desert Island.

Weather & Seasons

summer

Cool ocean breezes, 60-75 F

winter

Windy and cold, 15-35 F

spring

Foggy and cool, 40-55 F

fall

Crisp, 45-60 F with Atlantic views

How to Get There

Passenger ferries depart from Northeast Harbor and Southwest Harbor; private boats and planes also serve the islands.

Satellite preview shows the approximate town outline to help you get oriented before you arrive.

Satellite preview

Cranberry Isles outline

Frequently Asked Questions

What is Cranberry Isles known for?

Cranberry Isles is known as a cluster of five working islands off Mount Desert Island, including Great Cranberry and Little Cranberry (Islesford). The islands feature lobster harbors, galleries, and the Islesford Historical Museum, all accessible by ferry from Northeast Harbor.

How do I get to Cranberry Isles?

Passenger ferries depart regularly from Northeast Harbor and Southwest Harbor. There are no cars on the main islands, visitors explore on foot or by bicycle, making it a peaceful escape from busy Acadia.

What can I do on Cranberry Isles?

Visitors can walk the trails on Great Cranberry with views of Cadillac Mountain, explore galleries and the historical museum on Islesford, watch working lobster boats in the harbors, and enjoy a quiet lunch at dockside eateries.