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Bailey Island, Maine

Home of the world's only cribstone bridge

Overview

Bailey Island is a year-round fishing community at the end of Route 24, connected to the mainland by the famous Cribstone Bridge, the only bridge of its kind in the world. Generations of families have worked these waters, and the island retains its authentic maritime character with lobster boats, weathered docks, and the Giant's Stairs rock formation drawing visitors from around the world.

Bailey Island sits at the end of Route 24, the final destination in a chain of islands connected by bridges through the sprawling town of Harpswell. To reach it, you must cross the Cribstone Bridge, a structure so unique it’s the only one of its kind in the world, built from 10,000 tons of granite stacked without a drop of cement.

The bridge was completed in 1928, ending generations of ferry service and connecting Bailey Island to Orr’s Island and, ultimately, the mainland. The design solved a particular problem: the fierce tides of Casco Bay would batter any conventional bridge. So engineers stacked granite slabs in a lattice pattern, leaving gaps for water to flow through while relying on sheer weight to keep everything in place. The bridge was designated a Historic Civil Engineering Landmark in 1984 and remains on the National Register of Historic Places.

The island itself is a working fishing village, one of the increasingly rare Maine communities where lobstering remains central to daily life rather than existing merely as tourist backdrop. Lobster boats motor out each morning, traps are hauled and reset, and the catch makes its way to pounds and restaurants that serve some of the freshest seafood on the coast.

Giant’s Stairs draws visitors to the island’s eastern shore, where erosion has carved the rock into dramatic step-like formations. Captain William Henry Sinnett, a lifelong Bailey Island resident, donated this 2.5-acre preserve to the town in 1910, ensuring public access to some of Maine’s most spectacular coastal scenery. The trail passes Thunder Hole, where waves compress into a narrow channel, and Pinnacle Rock, with views across Casco Bay to the open Atlantic.

The fishing families who have worked Bailey Island’s waters for generations are increasingly rare in a Maine where coastal property values have pushed many working waterfronts toward gentrification. Here, the balance persists, summer people and year-round fishermen coexist in a relationship that has evolved over decades but never broken. The lobstermen need the restaurants that serve tourists; the tourists come because the boats are real.

Mackerel Cove, on the island’s western shore, provides the protected anchorage that makes fishing viable. The cove fills with lobster boats, their colorful buoys stacked on deck between hauls. Visitors who time their arrival for late afternoon can watch the fleet return, a daily rhythm that has continued unbroken for more than a century despite wars, depressions, and the transformation of the Maine coast around it.

The island’s back roads. What few there are, wind past shingled cottages, artists’ studios, and the occasional grand summer “cottage” that dates to the Gilded Age. The architecture spans eras, from humble fishing shacks to Victorian showpieces, all compressed onto a rocky island where land has always been precious and views have always been spectacular.

Bailey Island represents coastal Maine at its most authentic: a community shaped by the sea, connected by a bridge that had to be invented because nothing else would work, and still home to families who have worked these waters for generations. In an era when so much of the Maine coast has been polished for tourism, Bailey Island remains genuinely itself. A working island that happens to be beautiful rather than a beautiful island pretending to work.

Key Facts

Population 425
Region Midcoast Maine
County Cumberland
Founded 1928
Nearest City Brunswick (25 minutes)

What Bailey Island Is Known For

Bailey Island Local Highlights

Cribstone Bridge
Built 1927-1928 using 10,000 tons of granite stacked without cement, the Cribstone Bridge is the only structure of its kind in the world. The lattice design allows tides to pass through while the weight of the granite holds everything in place.
Giant's Stairs
This dramatic coastal trail follows rocky ledges that erosion has carved into step-like formations. Donated to the town in 1910 by Captain William Henry Sinnett, it offers spectacular views of Casco Bay and includes Thunder Hole and Pinnacle Rock.
Working Fishing Village
Unlike many coastal Maine communities that have become purely tourist destinations, Bailey Island maintains an active fishing fleet. Lobster boats depart daily, and the rhythm of the working waterfront continues.
Mackerel Cove
This scenic harbor on the island's western shore provides anchorage for fishing boats and visiting vessels, with views that epitomize the Maine coast.

Things to Do

1
Walk the Giant's Stairs
Follow the 2.5-acre coastal preserve along dramatic rock formations, with views of Casco Bay, Thunder Hole, and Pinnacle Rock. The trail runs along rocky ledges that give the impression of giant steps.
2
Cross the Cribstone Bridge
Drive or walk across the world's only cribstone bridge, a National Register of Historic Places landmark built entirely from granite blocks stacked without mortar.
3
Explore Mackerel Cove
Visit this working harbor where lobster boats tie up and the island's fishing heritage remains visible in daily life.
4
Kayak Casco Bay
Paddle the protected waters around Bailey Island, exploring rocky coves, watching for seals, and experiencing the coast from water level.
5
Dine on Fresh Lobster
Several restaurants on the island serve lobster pulled from these very waters, offering the freshest seafood in an authentic waterfront setting.

Living in Bailey Island

Bailey Island is part of the town of Harpswell, one of Maine's most geographically complex municipalities. The island community maintains its fishing heritage while accommodating summer residents and visitors who are drawn to its authentic character. Real estate is expensive and limited, with many properties having been in families for generations. The community is tight-knit, with residents connected by shared reliance on the sea and the bridge that links them to the mainland.

Weather & Seasons

summer

Mild and breezy, 65-75°F

winter

Cold with ocean moderation, 20-35°F

spring

Cool and damp, 40-55°F

fall

Crisp and scenic, 45-60°F

Local Wildlife & Nature

Harbor seals Bald eagles Ospreys Cormorants Great blue herons Lobster (abundant) Porpoises

How to Get There

Bailey Island is reached via Route 24 from Cook's Corner in Brunswick. The 14.5-mile drive crosses the Cribstone Bridge from Orr's Island, a scenic journey through Harpswell's island geography.

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

Satellite preview

Bailey Island outline

Frequently Asked Questions

What makes the Cribstone Bridge unique?

The bridge is built from granite blocks stacked in a crisscross lattice pattern without any cement or mortar. The weight of 10,000 tons of granite holds it in place, while the gaps between stones allow tides to flow through. It's the only bridge of this construction in the world.

Is Giant's Stairs difficult to walk?

The trail involves walking on uneven rocky surfaces and can be slippery when wet. It's suitable for most visitors but requires careful footing. The dramatic views make the effort worthwhile.

Can I buy lobster directly from fishermen?

While some fishermen sell from the dock, the easiest way to enjoy local lobster is at the island's restaurants, which source directly from the boats you see in the harbor.