117 Starboard Lane, Harpswell, ME 04079 (MLS # 1680258)

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PRICE $8,500,000 dsIDX morgage calculator
BEDS 7
BATHS 7
HOME SIZE 6,753 sqft
LOT SIZE 27.64 ac

Encompassed by more than one mile of shoreline along Casco Bay, Dingley Island is an extraordinary coastal estate with 27± acres, a shingle-style residence, deepwater dock, and exceptional privacy. With open lawns for gathering, mature woodlands to explore, and secluded stretches of rugged shoreline, the property's diverse landscape & immense privacy create a timeless setting & true sense of exclusivity along the coveted Maine coast. Set on the point of the peninsula, the main residence faces east, west, and south, beautifully capturing panoramic water views from sunrise to sunset. The shingle-style home is distinguished by its architecture, fine craftsmanship, and effortless connection between its living spaces & the surrounding landscape. The well-appointed home features 6 bedrooms, 5.5 baths, and 5,805± SF of living space with soaring ceilings, high-end finishes, and abundant natural light. An impressive double-sided Maine granite fireplace anchors the dining & living rooms, creating warm & inviting spaces suitable for quiet moments, intimate gatherings, and entertaining. A separate garage with a 948± SF, 1-bedroom, 1-bath apartment provides added space for guests. Throughout the grounds, exceptional stonework"”including walls, grass-lined steps, and several patios"”creates a natural progression of outdoor spaces, each thoughtfully designed for dining, enjoyment, and being immersed in the waterfront setting. A private tennis court invites recreation, while a custom-built treehouse adds whimsy & adventure. Down at the shore, the deepwater dock is safely tucked away on a protected cove, creating a serene vantage point to view local lobster boats working the bay. A true wildlife paradise, enjoy seal colonies sunbathing on nearby rock ledges, daily sightings of bald eagles & porpoises, and an array of migrating seabirds moving through the pristine landscape. More than a coastal residence, Dingley Island is a legacy estate designed to be enjoyed for generations.

LAST UPDATED 9/11/2026 YEAR BUILT 1995
GARAGE SPACES 2.0 COUNTY Cumberland
STATUS Active PROPERTY TYPE(S) Single Family


ADDITIONAL DETAILS
AIR None
BASEMENT Full, Interior Entry, Yes
CONSTRUCTION Frame, Shingle Siding, Wood Siding
EXTERIOR Tennis Court(s)
FIREPLACE Yes
GARAGE Yes
HEAT Baseboard, Electric, Hot Water, Propane, Zoned
LOT 27.64 acre(s)
LOT DESCRIPTION Landscaped, Near Golf Course, Wooded
LOT DIMENSIONS 27.64
MLS STATUS Active
PARKING Gravel, Paved, Detached
SEWER Septic Tank
STYLE Cottage, Shingle
TAXES 47504
UTILITIES Propane
VIEW Yes
VIEW DESCRIPTION Scenic, Water
WATER Private, Well
WATER ACCESS Atlantic Ocean
WATERFRONT Yes
WATERFRONT DESCRIPTION Ocean Front
MORTGAGE CALCULATOR
   

TOTAL MONTHLY PAYMENT

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Listing provided by LandVest, Inc.

Listing data is derived in whole or in part from the Maine IDX & is for consumers'' personal, non-commercial use only. Dimensions are approximate and not guaranteed. All data should be independently verified.© 2026 Maine Real Estate Information System, Inc. All Rights Reserved.

Additional school data provided by Onboard Informatics © 2026 Onboard Informatics. Information deemed reliable but not guaranteed.

Mortgage Calculator provided by Diverse Solutions © 2026

IDX data provided by Market Leader, courtesy of Maine Listings.

This IDX solution is (c) Diverse Solutions 2026.


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