391 Sea View AvenueBarnstable, MA 02655MLS Number 22503232

  • Sale Price: $10,500,000
  • 83 Days Since Sale
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Federal 30-year interest rate: 6.0% last updated on Mar 5, 2026
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  • 6Bedrooms
  • 1.23Acreage
  • 7Bathrooms
  • 2020Year Built
New Seabury Sotheby's International Realty
New Seabury Sotheby's International Realty
Office: 508.477.8300
12 Mallway
Mashpee, MA 02649
Overlooking the shimmering waters of Nantucket Sound, this extraordinary Wianno estate offers an unparalleled blend of elegance, privacy, and coastal charm. With its own private sandy beach and panoramic ocean views, this is a rare opportunity to own a legacy property, along Sea View Avenue, in one of Cape Cod's most coveted enclaves. Surrounded by lush, professionally landscaped gardens, the residence is a contemporary interpretation of classic shingle-style architecture, thoughtfully designed by the acclaimed firm PSD. The home's open floor plan seamlessly integrates refined formal spaces with relaxed gathering areas--perfect for both sophisticated entertaining and fun family events. Inside, bespoke millwork, soaring ceilings, and dramatic architectural details define the living spaces, while expansive walls of glass frame breathtaking vistas of sky and sea. Each room is a celebration of light, luxury, and craftsmanship! A charming two bedroom two bathroom guest house, with its own deck and water views, provides the perfect retreat for visiting friends or family.This is a fabulous opportunity to own a gracious Osterville estate and turn dreams into reality!

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Driving Directions

Listed by Gene Orloff of Sotheby's International Realty

Listing Sold by Berkshire Hathaway HomeServices Robert Paul Properties

More Info

Location Information

  • Directions From Wianno Ave South continue to the end of Wianno Avenue and take a right on Sea View Avenue past the Wianno Club,391 Sea View Avenue is on your left.

Parking

  • Attached Garage YN Yes
  • Open Parking YN Yes
  • Parking Features Guest
  • Parking Spaces6

Location

  • Address391 Sea View Avenue
  • Building Number391
  • CountyBarnstable
  • StateMA
  • StreetSea View Avenue
  • TownBarnstable
  • Zip02655

Building

  • BasementPartial, Crawl Space
  • Building Area Units Square Feet
  • Construction Materials Shingle Siding
  • Door Features French
  • Fireplace YN Yes
  • Fireplaces Total 3
  • FoundationPoured
  • GarageYes
  • Patio And Porch Features Patio, Screened Porch
  • Property StyleContemporary, Shingle
  • Rooms9
  • Window Features Bay/Bow Windows
  • Year Built2020

Other

  • Date Listed07/02/2025
  • Nitrogen Sensitive AreaYes
  • View Count73

Basic Information

  • Listing Terms Cash
  • Lot Features
    • Conservation Area
    • House of Worship
    • Major Highway
    • Marina
    • Medical Facility
    • Near Golf Course
    • School
    • Shopping
    • South of Route 28
  • Parcel Number 138031
  • Road Frontage DescriptionPaved

Basic Information

  • List Price$13,500,000
  • MLS Number22503232
  • Modification Date12/16/2025
  • Property SubTypeSingle Family Residence
  • Sale Date12/16/2025
  • Sale Price$10,500,000
  • Virtual TourView Tour

Property

  • Acreage1.23

Interior

  • Flooring Hardwood, Tile
  • Interior Features Linen Closet, Wet Bar, Sound System, Recessed Lighting, Pantry

Property Information

  • Living Area Units Square Feet
  • Lot Size Square Feet 53,579
  • Lot Size Units Acres
  • Property Condition Approximate
  • Square Feet6,830

Water Body

  • Water AccessPrivate
  • Water Body NameNantucket Sound
  • Water Body TypeSalt
  • WaterfrontYes
  • Waterfront Features Marsh

Tax Information

  • Tax Assessed Value $11,115,900
  • Tax Year 2025
  • Taxes$92,242

School Information

  • High School DistrictBarnstable

Rooms

  • Bathroom7
  • Bathrooms Total Decimal 5.5
  • Bedrooms6
  • Full Bath4
  • Half Baths3
  • Main Level Bathrooms 2
  • Room Bedroom 2 Features Private Full Bath, Walk-In Closet(s), Closet
  • Room Master Bathroom Features Private Full Bath
  • Room Master Bedroom Features Walk-In Closet(s), View, Office/Sitting Area, Dressing Room, Closet, Cathedral Ceiling(s), Built-in Features

Exterior

  • Exterior Features Garden
  • RoofPitched, Shingle, Wood

Utilities

  • Cooling Central Air
  • Cooling YN Yes
  • Heating Other
  • Heating YN Yes
  • Sewer Septic Tank

Amenities

  • Appliances IncludedDishwasher, Wine Cooler, Washer, Range Hood, Security System, Refrigerator, Gas Range, Freezer, Gas Dryer, Gas Water Heater
  • Other Amenities
    • Basement
    • Fireplace
    • Garden
    • Golf
    • Water View
    • Waterfront

broker reciprocity The data relating to real estate for sale on this site comes from the Broker Reciprocity (BR) of the Cape Cod & Islands Multiple Listing Service, Inc. Summary or thumbnail real estate listings held by brokerage firms other than New Seabury Sotheby's International Realty are marked with the BR Logo and detailed information about them includes the name of the listing broker. Neither the listing broker nor New Seabury Sotheby's International Realty shall be responsible for any typographical errors, misinformation, or misprints and shall be held totally harmless.

This site was last updated March 8, 2026 11:51 PM EDT. All properties are subject to prior sale, changes, or withdrawal.

New Seabury Sotheby's International Realty has chosen to display only certain towns and/or types or styles of properties. This site may not show all listings that are available through the Cape Cod & Islands Multiple Listing Service, Inc.

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