Presenting a rare and extraordinary opportunity on exclusive West Bay. This exquisite waterfront estate features a four-bedroom main residence designed by Hutker Architects to showcase sweeping water views amidst inimitable quality and craftsmanship. Designed as a generational compound, the estate includes a three-bedroom guest house, a swimming pool, sandy beach, an outhaul mooring, and a dock for non-motorized crafts. Throughout the main living space, oversized windows frame breathtaking water views, while understated elegance defines the interiors, with beamed ceilings, wainscoting, and a double-sided stone fireplace. The chef's kitchen features professional-grade appliances, a breakfast bar, and pantry. The first-floor primary suite boasts a covered deck, a large walk-in closet, a private office, and a luxurious bathroom. Located on coveted Eel River Road, this magnificent estate is minutes from Wianno, Oyster Harbors, and the boutique shops and restaurants on Main Street.
Single-familyProperty Type
2007Year Built
1.04 acresLot Size
$1,570Price/Sq.Ft.
2 garage spacesParking
Listed by Paul Grover• Berkshire Hathaway HomeServices Robert Paul Properties
Listed by • Berkshire Hathaway HomeServices Robert Paul Properties
Bought with John Hopkins• Frank Sullivan Real Estate, LLC
Presenting a rare and extraordinary opportunity set along the shores of Osterville's exclusive West Bay. This exquisite waterfront estate features a four-bedroom main residence masterfully designed by Hutker Architects to showcase sweeping water views amidst inimitable quality and craftsmanship. Designed as a generational compound affording the utmost privacy in an incomparable setting, the estate includes a three-bedroom guest house, a swimming pool, sandy beach, an outhaul mooring, and a dock for non-motorized crafts. From the poolside terrace to multiple stone patios overlooking West Bay, the property caters to outdoor living and enjoys a seamless connection to its surroundings, with grounds designed by award-winning landscape architect Kris Horiuchi. Throughout the main living space, oversized windows frame breathtaking water views, while understated elegance defines the interiors, with beamed ceilings, wainscoting, and a double-sided stone fireplace that offers striking visual appeal. The chef's kitchen features professional-grade appliances, a breakfast bar, and pantry, equipped for any occasion with an adjacent dining room and direct access to a stone terrace for al fresco dining. Set within its own wing, the first-floor primary suite features a covered deck, a large walk-in closet, a private office, and a luxurious bathroom with dual vanities. On the second level, three bedrooms and two full bathrooms provide well-appointed accommodations for family and guests. Located on Osterville's coveted Eel River Road, this magnificent waterfront estate is minutes from Wianno, Oyster Harbors, and the boutique shops and restaurants on Main Street. Every element of this property reflects intentional design, discretion, and timeless elegance, while embodying the essence of Cape Cod living.
MLS PIN #73530916
Sep 9, 2026
Sold
$10,000,000
$1,570/sq ft
Jul 13, 2026
Pending
—
Jun 5, 2026
Listed
$10,500,000
$1,649/sq ft
Public Records
Jun 5, 2006
Sold
$3,700,000
$581/sq ft
Year
Property tax
Land + Additions
Assessment*
2023
$50,563 (+12.7%)
$4,168,700 + $1,894,000
$6,062,700
2022
$44,871 (+1.3%)
$3,088,100 + $1,566,600
$4,654,700
2021
$44,308 (+3.2%)
$2,850,600 + $1,373,200
$4,223,800
2020
$42,933 (+5.7%)
$2,541,400 + $1,375,800
$3,917,200
2019
$40,610 (+1.1%)
$2,541,400 + $1,058,800
$3,600,200
2018
$40,187 (+5.7%)
$2,675,200 + $906,500
$3,581,700
2017
$38,008 (−3.9%)
$2,675,200 + $857,100
$3,532,300
2015
$39,535
$2,819,200 + $824,600
$3,643,800
Public record
Beds
—
Baths
—
Stories
—
Lot width
—
Lot depth
—
Lot size
1.04 Acres
Year renovated
—
Sq. Ft.
—
Year built
—
Style
Other
County
Barnstable County
APN
2231875
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 19, 2023.
Property details
Parking
Parking Information
Has Garage
Has Open Parking
# of Garage Spaces: 2
# of Covered Spaces: 2
Open Parking Spaces: 4
Parking Spaces: 6
Parking Features: Detached, Garage Door Opener, Shared Driveway, Paved
Interior
Bathroom Information
# of Bathrooms (Full): 5
# of Bathrooms (Half): 1
Master Bathroom Features: Yes
Basement Information
Basement: Full, Interior Entry
Fireplace Information
Has Fireplace
# of Fireplaces (Total): 3
Appliances
Appliances: Gas Water Heater
Interior Features
# of Rooms (Total): 11
Flooring: Wood, Tile
Exterior
Building Information
Building Area (Total): 6,368
Foundation Details: Concrete Perimeter
Year Built Source: Public Records
Year Built Details: Actual
Exterior Features
Roof: Wood
Patio And Porch Features: Deck, Patio, Covered
Exterior Features: Deck, Patio, Covered Patio/Deck, Pool - Inground Heated, Professional Landscaping, Sprinkler System, Guest House, Outdoor Shower
Pool Information
Has Private Pool
Pool Features: Pool - Inground Heated
Property Information
PropertySubType: Single Family Residence
Above Grade Finished Area: 6368
Other Structures: Guest House
Has Waterview
Bay, Private
ADU: Y
Lot Information
Lot Size (Acres): 1.04
Lot Features: Wooded, Level
ViewYN: Has View
View: Scenic View(s)
WaterfrontYN: Yes
Waterfront Features: Waterfront, Bay, Harbor, Dock/Mooring, Direct Access, Private, Bay, Direct Access, Frontage, 0 to 1/10 Mile To Beach, Beach Ownership(Private)
Road Surface Type: Paved
Road Frontage Type: Public
Financial
Tax Information
Tax Annual Amount: $53,977.59
Tax Year: 2026
Utilities
Utility Information
Sewer: Private Sewer
Water Source: Public
Heating & Cooling
Has Heating
Has Cooling
Heating: Forced Air
Cooling: Central Air
Location
Location Information
Directions: Main Street Osterville to West Bay Road west to Eel River on left #109.
UnparsedAddress: 109 Eel River Road, Barnstable MA 02655
Community Information
Senior CommunityYN: No
Community Features: Shopping, Tennis Court(s), Park, Walk/Jog Trails, Golf, Conservation Area, House of Worship, Marina, Private School
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 1.04 acres
Style: Other
Year Built: —
Year Renovated: —
County: Barnstable County
APN: 2231875
Home facts updated by county records on Jul 19, 2023
Other
Listing Information
StandardStatus: Closed
Around this home
Schools
Barnstable United Elementary School
Public 4-5 • Assigned • 2.8mi
3/10
Barnstable High School
Public 8-12 • Assigned • 4.3mi
3/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 88° expected this year, 18 days in 30 years
8/10 Wind Factor
80% chance of strong winds in next 30 years
4/10 Air Factor
4 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Osterville, MA • 02655
Average low and high temperatures (°F)
36
22
37
23
48
33
56
41
67
51
78
60
82
66
79
60
73
58
64
48
53
38
42
27
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
Try the sun simulator tool to see how light moves across the property at different times of day and year.
Provided by Shadowmap
Estimated sale price
$7.18M – $8.69M
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