$15,000,000
4 Bed
4 Bath
6,830 Sqft Building
53,579 Sqft Lot

391 Sea View Avenue, Osterville, Massachusetts 02655

  • Residential Property Type
  • 2196.19 Price/Sqft
  • 6 Cars Garage
  • 2020 Year Built

Property Description

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!

Basic Details

CCIMLS
$15,000,000
$92,242
2025
Residential
For Sale
4
4
3
5.5
9
2020
6,830 Sqft
53,579 Sqft
Active
Single Family Residence
22503232
Sotheby's International Realty
Gene Orloff

Features

: Other
: Central Air
: Partial, Crawl Space
: 6
: Gas Water Heater, Dishwasher, Refrigerator, Washer, Freezer
: French
: Garden
3
: Tile, Hardwood
4
: Pantry, Recessed Lighting, Linen Closet, Wet Bar, Sound System
: Major Highway, Conservation Area, Near Golf Course, House Of Worship, Marina, Medical Facility, School, Shopping, South Of Route 28
: Guest
: Shingle, Pitched, Wood
: Dining Room, Built-in Features, View
: Living Room, Built-in Features, Recessed Lighting, View, Wet Bar
: Private Full Bath
: Septic Tank
Yes
Ocean
0 - .1
: Marsh

Additional Information

: Shingle Siding
: Poured
: Approximate
: Public
RF-1
No
5
07/07/2025

Address Map

391 Sea View Avenue
MA
Barnstable
Osterville
Barnstable
02655
0
W71° 37' 13.1''
N41° 36' 43.3''
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.
Property