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575 MADISON AVENUE, NEW YORK, NY 10022. 212.891.7000 © 2025 DOUGLAS ELLIMAN REAL ESTATE. EQUAL EMPLOYMENT OPPORTUNITY PROVIDER. ALL MATERIAL PRESENTED HEREIN IS INTENDED FOR INFORMATION PURPOSES ONLY. WHILE THIS INFORMATION IS BELIEVED TO BE CORRECT, IT IS REPRESENTED SUBJECT TO ERRORS, OMISSIONS, CHANGES, OR WITHDRAWAL WITHOUT NOTICE. ALL PROPERTY INFORMATION, INCLUDING, BUT NOT LIMITED TO SQUARE FOOTAGE, ROOM COUNT, NUMBER OF BEDROOMS, AND THE SCHOOL DISTRICT IN PROPERTY LISTINGS SHOULD BE VERIFIED BY YOUR OWN ATTORNEY, ARCHITECT, OR ZONING EXPERT. EQUAL HOUSING OPPORTUNITY.LISTING DATA REFRESHED ON DEC 18 2025 AT 9:17 PM.

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POWERED BY PURLIN.AI

850 Sea View Ave

barnstable town, MA 02655

$7,950,000

  • 8 BR
    7 BA, 2 HALF BA
    APPROX. 7,350 SF

INTERESTED? LET'S CONNECT

At the west end of Osterville’s iconic Sea View Avenue in Wianno, this extraordinary estate is more than a home—it is a masterpiece of craftsmanship and artistry. Set on 1.2 acres of horticultural privacy with glimpses of West Bay, the 7,350 sq. ft. residence showcases hand-built mahogany windows and doors, quartersawn oak floors, curved walls and bespoke cabinetry and moldings—all created with skill from a bygone era. Seven bedrooms in the main house are complemented by a one-bedroom apartment above the three-car garage, complete with radiant floors. Outdoors, a 50-foot gunite pool and stone terrace shaded by Japanese maples invite alfresco dining, while waves on Nantucket Sound echo just across the avenue. Ownership includes rare deeded access to a private Nantucket Sound beach and to Eel River for kayaking and paddle boarding. At 850 Sea View Avenue, every visit reveals new beauty and discoveries making this home a true legacy property. Please verify all information contained herein

Details

7,350 Sq Ft

1.22 Private Acres Lot Size

Single Family Home

$38,329 Annual Tax

Built in 2005

MLS/Listing ID 73427916

Amenities & Features

Dryer

Freezer

Dishwasher

Washer

Refrigerator

Range

Microwave

Gas Water Heater

Pool - Inground

Covered

Screened

Parking - Detached

Heating - Natural Gas

Concrete Perimeter

Tile

Natural Wood

Living Room Fireplace

Balcony

Sprinkler Irrigation

Cooling - Central Air

Construction - Frame

Community - Marina

Community - Shopping

Sound

Beach Ownership - Deeded Rights

3/10 to 1/2 Mile To Beach

Scenic View

Wood

Professional Landscaping

Community - House of Worship

Style - Shingle

French Doors / Atrium Doors

In Basement

Lot - Level

Parking - Paved

Parking - Off Street

Parking - Garage Door Opener

Parking - Driveway

Water Heater

MLSPIN

estimate my mortgage

TOTAL MONTHLY COST

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  • PRINCIPAL & INTEREST

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  • PROPERTY TAXES

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  • COMMON CHARGES

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HOME PRICE
DOWN PAYMENT
term
INTEREST

Interested in 850 Sea View Ave?