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About This Home

This 7-bedroom, 10-bathroom single family at 440 Grand Island Drive in Osterville, MA is listed for $7,750,000 ($671 per sqft). Built in 2013, the home offers 11,546 sqft of living space on a 1.10 acres lot.

Agent Description

Privately sited within the prestigious Oyster Harbors golf enclave, this extraordinary estate is a masterclass in architectural sophistication and resort-style living. Encompassing a 10,000-square-foot main residence, a stunning two-bedroom guest house, and a spa-inspired pool area, the property offers a rare blend of timeless elegance and contemporary luxury.

A gracious covered front porch welcomes you into a dramatic foyer, setting the tone for the refined interiors that follow. The main living spaces unfold in a thoughtfully designed layout that flows from formal living and family rooms to an elegant dining area with each space inviting connection, comfort, and celebration.

At the heart of the home, the chef's kitchen is both striking and functional, anchored by dual oversized islands clad in premium granite, and accompanied by a fireside sitting room that beckons lingering conversation. Adjacent, the spectacular sunroom redefines indoor-outdoor living with a custom crafted bar and casual seating area at one end and a

full second kitchen with custom built-in grill and dining area at the other, all enclosed by retractable screens for effortless seasonal enjoyment. Tucked away on the main level, the primary suite offers a private sanctuary, with its own fireplace, luxurious spa-like bath, and refined home office.

The comfort and sophistication continue on the second level with four generously proportioned en-suite bedrooms and an inviting sitting room. Designed for comfort and connection, the finished lower level offers a wine cellar, media room, game room, and fitness space.

This lavish interior flows effortlessly to an equally impressive exterior, where lush landscaping surrounds a resort-style pool framed by expansive lounging areas-perfect for everything from quiet afternoons to grand entertaining. Completing this offering is a beautiful two-bedroom guest house providing privacy and comfort for visiting guests.

Set within a prestigious gated enclave with coveted beach and dock rights, this remarkable estate is the perfect fusion of architectural sophistication and everyday warmth - an extraordinary offering in one of Cape Cod's most prestigious settings. The information contained herein has been obtained through sources deemed reliable but cannot be guaranteed as to its accuracy. Buyers are encouraged to do their own due diligence through independent verification.

Key Features

  • Built in 2013
  • 1.10 acre lot
  • 2 stories
  • 6 parking spaces
  • Private pool
  • Fireplace

Property Details

2 stories
9 full, 2 half
6 spaces
2013

Amenities

PoolFireplaceA/C

Monthly Cost Estimate

$46,069/mo

20% down · 6.5% · 30 years

Principal$5,605
Interest$33,583
Insurance$2,260
HOA$4,620

Estimates only. Actual payments may vary.

Location

440 Grand Island Drive

Osterville, MA 02655

Oyster Harbors

Features & Amenities

Interior Features

Walk-In Closet(s)Linen ClosetPantryRecessed LightingWet BarKitchen IslandBreakfast Bar

Exterior Features

Private Yard

Property Details

Flooring

WoodTileCarpet

Construction

Shingle Siding

Pool Features

PorchDeckPatio

Parking

OpenOff Street

Heating

Forced AirOilPropane (Heating)

Cooling

Central Air

Appliances

Water HeaterWine CoolerRange HoodCountertop RangeDishwasherIndoor GrillMicrowaveRefrigeratorWall/Oven Cook TopWasher

Questions & Answers

This 7-bedroom, 10-bathroom single family at 440 Grand Island Drive is listed at $7,750,000 ($671/sqft). The estimated monthly payment is $38,203 based on 20% down at 6.5% interest.

HOA fees are $4620/month.

Key features include: Built in 2013, 1.10 acre lot, 2 stories, 6 parking spaces, Private pool, Fireplace. Interior Features: Walk-In Closet(s), Linen Closet, Pantry. Exterior Features: Private Yard.

This property is listed by Robert B Kinlin and can be reached at 5084201414 or rkinlin@robertpaul.com.

RK

Robert B Kinlin

Agent at Berkshire Hathaway HomeServices Robert Paul Properties

(508) 420-1414

Listed by Berkshire Hathaway HomeServices Robert Paul Properties · View on Broker Site

MLS# 22502682· Source: listhub· Updated 364 days ago

Copyright © 2026 Cape Cod & Islands Association of REALTORS®, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

440 Grand Island Drive, Osterville, MA 02655

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