850 Sea View Avenue, Osterville, MA 02655 (MLS# 22504438)

850 Sea View Avenue, Osterville, MA 02655

$7,950,000

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Property Type: Residential Bedrooms: 8 Baths: 9 Square Footage: 7,350 Lot Size (sq. ft.): 53,143 Status: Pending/Continue to Show

Current Price: $7,950,000 List Date: 10/17/2025 Last Modified: 4/13/2026

Overview

Description

At the western end of Osterville's legendary Sea View Avenue—a road many believe is one of the most beautiful and valuable on all of Cape Cod reveals a property that transcends the idea of a residence. On over one acre of sweeping, tree-lined greensward with glimpses of West Bay shimmering in the distance, here is a residence that is not simply lived in, but experienced. Accessed by a winding drive of hand-laid paver stones with more than 6,342 square feet of living space, this Merle Thorpe designed home is a masterpiece of craftsmanship from a bygone era. Every lovingly maintained detail speaks to a time when artistry, skill, and pride shaped construction: mahogany windows and doors, wide-plank quarter-sawn oak floors, artisan cabinetry and moldings and graceful curved walls and rooflines that play against the endless blue of Cape Cod skies. It is at once a home and a work of art—a sculpture you inhabit, revealing new secrets and surprises with every visit.

Supplements: The accommodations are generous: seven bedrooms in the main house, and a generously oversized bespoke 1,000+- square foot one-bedroom guest suite with full bath, Pullman refreshment bar and laundry room above the three-car garage complete with radiant heated floors. Even the practical details carry refinement, from a dedicated trash room with an au ... (Read more)

Listing Details MLS# 22504438

Contract Info

Original List Price: 7950000
List Price/SqFt: 1081.63

Legal and Taxes

Street #: 850
Street Name: Sea View
Street Suffix: Avenue
County: Barnstable
Town: Barnstable
Village: Osterville
State: MA
Zip Code: 02655
Tax ID: 114-001-003
Estimated Annual Taxes: 42248
Tax Year: 2026
Building Assessments: 2522200
Other Assessments: 354500
Total Assessment: 5181300
Land Court Cert #: C212153
Lead Base Paint: Unknown
Flood Ins Required: No
Mass Use Code: 101 - Residential, single family
Nitrogen Sensitive Area: No
Title Reference - Page: No

General Property Info

Region: Mid-Cape
School District: Barnstable
Zoning: RF-1
Property Sub-Type: Single Family Residence
Year Built: 2005
Renovated: Yes
Year Renovated: 2017
Total Finished Space: 7350
Field Card SqFt: 6342
Additional Finished Space: 1008
Additional SqFt Source: Public Records
Total Rooms: 12
Stories: 2
Private Pool: Yes
Private Dock: No
Leased Land: No
Lot Size SqFt: 53143
Lot Size Source: Field Card
Acres: 1.22
Irregular: Yes
Garage: Yes
# of Cars: 3
# of Parking Spaces: 6
Year Round: Yes
Bedrooms - Total: 8
Baths - Full: 7
Baths - Half: 2
Baths - Total: 9
Separate Living Qtrs: Yes
Golf Course Front: No
Golf Course View: No
Waterfront: No
Waterview: Yes
Water Body View: West Bay
Waterview Type: Bay/Harbor
Miles to Beach: .3 - .5
Mi. to Beach Comments: Deeded beach rights on Nantucket Sound, Eel River
Fireplace: Yes
# Fireplaces: 3
Warranty Available: No
Property Includes Recording Devices: No
Basement: Yes

Status Change Info

Estimated Selling Date: 2026-06-15
Under Contract Date: 2026-04-13

Sep Living Qtrs Info

Beds: Yes
Baths - Full: Yes
Baths - Total: Yes

Convenient To

Convenient to Water Body 1: Nantucket Sound
Golf Course: Yes
House of Worship: Yes
Marina: Yes
Public Tennis: Yes
Shopping: Yes

More Information

Primary Bedroom

Primary Bedroom Length: 11
Primary Bedroom Width: 20
Primary Bedroom Level: Second Floor
Primary Bedroom: Yes
Balcony: Yes
Built-Ins: Yes
Flooring: Wood
Laundry Areas: Yes
Private Full Bath: Yes
Recessed Lighting: Yes
Walk-in Closet: Yes

Bedroom 2

Bedroom 2 Length: 11
Bedroom 2 Width: 17
Bedroom 2 Level: Second Floor
Flooring: Wood
Bedroom 2: Yes
Bay/Bow Windows: Yes
Closet: Yes
Private Full Bath: Yes

Bedroom 3

Bedroom 3 Length: 14
Bedroom 3 Width: 19
Bedroom 3 Level: Second Floor
Flooring: Wood
Bedroom 3: Yes
Closet: Yes
Private Full Bath: Yes

Bedroom 4

Bedroom 4 Length: 16
Bedroom 4 Width: 18
Bedroom 4 Level: Second Floor
Flooring: Wood
Bedroom 4: Yes
Closet: Yes
Private Full Bath: Yes

Foyer

Foyer Length: 16
Foyer Width: 16
Foyer Level: First Floor
Flooring: Wood
Foyer: Yes

Laundry Room

Laundry Room Length: 7
Laundry Room Width: 7
Laundry Room Level: Basement
Laundry Room: Yes

Living Room

Living Room Length: 23
Living Room Width: 21
Living Room Level: First Floor
Fireplace: Wood Burning
Flooring: Wood
Living Room: Yes
View: Yes

Dining Room

Dining Room Length: 15
Dining Room Width: 24
Dining Room Level: First Floor
Dining Room: Yes
Recessed Lighting: Yes

Kitchen

Kitchen Length: 17
Kitchen Width: 14
Kitchen Level: First Floor
Flooring: Wood
Kitchen: Yes
Upgraded Cabinets: Yes

Other Room 1

Room Type: Family Room
Width: 15
Length: 22
Level: First Floor

Other Room 2

Room Type: Home Office
Width: 42
Length: 17
Level: First Floor

Sewer

Septic Tank: Title V Grade Level

DPR Eligibility

DPR Eligible: No

Remarks & Misc

Public Remarks: At the western end of Osterville's legendary Sea View Avenue—a road many believe is one of the most beautiful and valuable on all of Cape Cod reveals a property that transcends the idea of a residence. On over one acre of sweeping, tree-lined greensward with glimpses of West Bay shimmering in the distance, here is a residence that is not simply lived in, but experienced. Accessed by a winding drive of hand-laid paver stones with more than 6,342 square feet of living space, this Merle Thorpe designed home is a masterpiece of craftsmanship from a bygone era. Every lovingly maintained detail speaks to a time when artistry, skill, and pride shaped construction: mahogany windows and doors, wide-plank quarter-sawn oak floors, artisan cabinetry and moldings and graceful curved walls and rooflines that play against the endless blue of Cape Cod skies. It is at once a home and a work of art—a sculpture you inhabit, revealing new secrets and surprises with every visit.
Directions to Property: Parker Road or Eel River Road to right onto Sea View Avenue. House is on the right.

Street Description

Paved: Yes

Special Listing Cond

None: Yes

Location Description

South of Route 28: Yes

Lot Features

Level: Yes
Views: Yes

Year Built Desc

Approximate: Yes

Basement Description

Finished: Yes
Interior Access: Yes
Partial: Yes
Walk-Out Access: Yes

Parking Features

Other: Yes

Architectural Style

Shingle: Yes

Garage Description

Detached: Yes
Storage: Yes

Foundation Details

Concrete Perimeter: Yes

Floors

Hardwood: Yes

Separate Living Qtrs

Detached: Yes
Second Floor: Yes

Fencing

Partial: Yes

Roof Description

Shingle: Yes
Wood: Yes

Siding Description

Shingle: Yes

Heating

Forced Air: Yes

Cooling

Central Air: Yes

Fuel Type

Natural Gas: Yes

Water

Public: Yes

Hot Water

Water Heater: Yes

Hot Water Source

Natural Gas: Yes

Exterior Features

Outdoor Shower: Yes
Underground Sprinkler System: Yes

Appliances

Dishwasher: Yes
Gas Range: Yes
Microwave: Yes
Refrigerator: Yes
Security System: Yes

Interior Features

Interior Balcony: Yes
Recessed Lighting: Yes
Wet Bar: Yes

Private Pool Description

Gunite: Yes
In Ground: Yes

Property Features

Street Description: Paved Location Description: South of Route 28 Special Listing Cond: None Architectural Style: Shingle Year Built Desc: Approximate Basement Description: Finished; Interior Access; Partial; Walk-Out Access Foundation Details: Concrete Perimeter Lot Features: Level Garage Description: Detached; Storage Parking Features: Other Separate Living Qtrs: Detached; Second Floor Convenient To: Golf Course; House of Worship; Marina; Public Tennis; Shopping Primary Bedroom: Primary Bedroom; Balcony; Built-Ins; Laundry Areas; Private Full Bath; Recessed Lighting; Walk-in Closet Bedroom 2: Bedroom 2; Bay/Bow Windows; Closet; Private Full Bath Bedroom 3: Bedroom 3; Closet; Private Full Bath Bedroom 4: Bedroom 4; Closet; Private Full Bath Foyer: Foyer Laundry Room: Laundry Room Living Room: Living Room; View Dining Room: Dining Room; Recessed Lighting Kitchen: Kitchen; Upgraded Cabinets Appliances: Dishwasher; Gas Range; Microwave; Refrigerator; Security System Floors: Hardwood Interior Features: Interior Balcony; Recessed Lighting; Wet Bar Private Pool Description: Gunite; In Ground Exterior Features: Outdoor Shower; Underground Sprinkler System Fencing: Partial Roof Description: Shingle; Wood Siding Description: Shingle Heating: Forced Air Cooling: Central Air Fuel Type: Natural Gas Water: Public Hot Water: Water Heater Hot Water Source: Natural Gas

Documents

Barnstable Wastewater Disclosure ›

Home Inspection Disclosure ›

Listing Office: Sotheby's International Realty

Listing Agent: John B Cotton, Jr

Last Updated: April - 13 - 2026

Broker Attribution: jack@jackcotton.com

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850 Sea View Avenue, Osterville, MA 02655 (MLS# 22504438)