$18,500,000
About this home
Exquisite waterfront estate in the gated enclave of Oyster Harbors, one of Cape Cod's most sought-after communities. Located minutes from everything Osterville has to offer, yet a world apart, the property represents a rare and extraordinary opportunity to own a generational compound in an inimitable setting. Ideally positioned to capture dramatic sunsets over Cotuit Bay and Nantucket Sound beyond, the estate features a stunning main residence, a two-bedroom guest cottage, a swimming pool, private dock, and beach. A wooded drive gives way to manicured grounds of nearly two acres, transporting one to a private seaside resort as the ocean comes into view. Inside, an open layout caters to modern living with an eat-in chef's kitchen equipped with professional-grade appliances, seamlessly blending with a fireplaced living area. Oversized windows and glass doors line the waterside of the home, framing spectacular vistas and effortlessly connecting to the outdoors where a covered wooden deck invites al fresco dining and entertaining. Elevated quality and craftsmanship are found throughout, from rich hardwood floors to custom built-ins and crown moldings.The expansive primary suite encompasses an entire wing of the home with a private balcony overlooking the water, a sumptuous bathroom with a built-in soaking tub, and two walk-in closets. Four well-appointed en suite bedrooms complete the second level, offering refined accommodations for family and friends. Designed to embrace outdoor living, the resort-inspired pool and terrace are the perfect gathering place for summer days, complete with an outdoor kitchen and cabana. A rolling lawn leads to the water, where the private dock offers endless possibilities for days spent on the ocean. Additional highlights include a sports court and a car barn that's sure to please the discerning automotive enthusiast. A rare combination of luxury, privacy, and natural beauty, this one-of-a-kind estate is ready to be enjoyed.
Highlights
Property details
- MLS #
- 73563501
- Property type
- Single Family Residence
- Subdivision
- Oyster Harbors
- Status
- Active
- Days on market
- 52
- On market date
- August 13, 2026
- Stories
- N/A
- Total bathrooms
- 10
- Garage spaces
- 9
- Parking spaces
- 17
- Lot size
- 1.97 acres
Location
Get directions →Nearby schools
Within 10 miles. School directory data from the National Center for Education Statistics (NCES), accessed via the Urban Institute Education Data API. Local Score is calculated by INNOVATE Real Estate; where a state rating is shown, it comes from that state's own official school report card (e.g. NC Dept. of Public Instruction, SC Report Card).
- Enrollment
- 712
- Student:teacher ratio
- 11.0:1
- District
- Barnstable
- Enrollment
- 230
- Student:teacher ratio
- 11.0:1
- District
- Mashpee
- Enrollment
- 440
- Student:teacher ratio
- 10.2:1
- District
- Mashpee
Walkability
Blended score for Barnstable's center, calculated by INNOVATE Real Estate from two sources: the EPA's National Walkability Index (street network, transit, land-use mix) and Google Places amenity data (what's actually reachable on foot from this point). 60% EPA National Walkability Index + 40% nearby-amenity density (Google Places).
Market position
How this listing compares to current activity in Barnstable, from live MLS data.
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Data source: Listing information provided by MLS Property Information Network via Trestle/CoreLogic. Last updated September 3, 2026.
Information herein deemed reliable but not guaranteed; all measurements, school assignments, HOA fees, taxes, and feature lists are approximate and should be independently verified. Equal Housing Opportunity.