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Atlantic waves meeting a rugged Maine island shore
Hancock County · Island community

Frenchboro

A small offshore plantation centered on Long Island, shaped by fishing, maritime connections, conservation, and the exposed geography of the Gulf of Maine.

Place profile

Long Island is the principal island of Frenchboro, a Hancock County plantation that also includes Placentia, Black, Little Duck, Great Duck, Mount Desert Rock, and several smaller islands.

The community was settled in the early nineteenth century. Fishing and limited logging sustained its first residents, and the sheltered settlement at Lunt Harbor became the island’s enduring center. Few roads were developed beyond the harbor, apart from routes associated with periods of pulpwood harvesting.

Working boats anchored in a quiet coastal harbor
A sheltered working harbor illustrates the maritime setting associated with Maine’s offshore island communities.

Settlement and island enterprise

Israel B. Lunt and his brother Amos were among the early settlers on Long Island, arriving around 1822. Other members of the family followed and helped establish the community.

Israel Lunt developed a business shipping wood, dried fish, and paving stones to ports along the Maine coast and to Boston. He also operated a store, owned a wharf, and held interests in schooners. After purchasing the island in 1835, his enterprises provided work hauling fish for drying, unloading supplies, and serving aboard vessels.

Long Island was incorporated as the town of Islandport on February 11, 1857. It surrendered that incorporation on March 23, 1858, a little more than a year later.

Population record

The historic census series shows how a very small island population can change substantially even when the numerical difference is modest. The 2010 count of 61 residents reversed three decades of decline and represented a marked increase from 2000.

YearPopulation
197056
198043
199044
200038
201061
These figures form a historic series through 2010. They should not be read as a current population estimate or as current electoral-district information.

Community and coastal connections

The island has supported a small school, museum, store, and seasonal food service. Its history is closely tied to vessels that carried supplies, commerce, and services between isolated communities and the mainland.

In 1888, a schoolteacher arriving on Outer Long Island began holding well-received religious meetings. After completing his education, he and his brother helped establish a coastal missionary organization in 1905. A succession of vessels named Sunbeam later served island communities along the Maine coast.

This Long Island should not be confused with Long Island in nearby Blue Hill Bay or with the town of Long Island in Casco Bay.

Morning light over a forested island and calm ocean
Protected landscape

Frenchboro Preserve

Created in 2000 through cooperation among conservation organizations and island residents, the preserve covers more than 1,100 acres—about two-thirds of Long Island. It protects forests, wetlands, beaches, wildlife habitat, and uncommon plant communities.

The preserve reflects how the island’s natural systems and its working community coexist within a limited land area surrounded by open water.

Maritime landmarks

Lights at the outer edge

Two historic stations associated with Frenchboro mark demanding offshore waters and the development of a coordinated navigation system along the Maine coast.

White lighthouse standing above a rocky Atlantic shoreline

Great Duck Island Light Station

Established in 1890 at the southern end of Great Duck Island, this secondary seacoast light stood between Mount Desert Rock and approaches to Blue Hill Bay and Mount Desert Island. Its surviving complex illustrates late nineteenth-century light-station planning and construction.

Lighthouse on an exposed rocky island surrounded by blue water

Mount Desert Light Station

Built on Mount Desert Rock in 1847, the station occupies an exceptionally exposed offshore position. A bell tower, new lantern, Fresnel lens, fog signal, keeper’s house, electrical equipment, automation, and later modernization record its changing technology and use.

Further research

Selected sources

Planning documents, financial records, local histories, and preservation materials offer additional routes into Frenchboro’s development.

  • Comprehensive Planning Committee. Frenchboro Comprehensive Plan. 1979.
  • Frenchboro, Maine Comprehensive Plan. Volume II, Summary/Action Plan. 1980.
  • Hancock County Planning Commission. Frenchboro Land Use Data Base. 1979.
  • Lunt, Israel B. Financial Records, 1828–1853.
  • Lunt, Vivian D. Frenchboro, Long Island Plantation, Maine. 1967.
  • Lunt, Vivian D. Frenchboro: Long Island Plantation, the First Hundred Years. 1980.
  • Lunt, Vivian D. A History of Frenchboro, Long Island Plantation, Hancock County, Maine. 1976.
  • Pontecorvo, Giulio and James A. Storer. Report on the Issue of Providing Ferry Service to Long Island Plantation (Frenchboro). 1960.
  • Maine Historic Preservation Commission, materials on historic light stations.
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