$2,950,000
Osterville, MA 02655
MLS# 22601973
3 beds | 3 baths | 3178 sqft
1 / 41
Property Description
Located in the heart of Osterville - one of Cape Cod's most desirable seaside villages along Nantucket Sound - 12 Cockachoiset, known as the iconic ''Windmill House,'' offers a distinctive blend of coastal charm and architectural character. Recognized for its unique two-story windmill adorned with seaside murals, the home features a balcony with water views and serves as a memorable focal point of this special property. The main living spaces are designed for comfort and gathering, highlighted by a generous great room with a custom fireplace that opens to a covered patio and private side yard. A well-appointed kitchen adjoins the dining room, while the first floor also includes a bedroom with attached sitting room, laundry, and multiple inviting outdoor living areas. Upstairs, the primary suite is anchored by its own fireplace, private bath, and walk-in closet. An additional sitting room with balcony access and a third bedroom complete the second level, offering flexible space for guests and relaxation. Ideally located just moments from Osterville Village, this property enjoys close proximity to boutiques, dining, and nearby beaches, while also being near some of the area's most
Details
Maps
Documents
Contract Info
List Price/SqFt: 928.26
Status: Active
Original List Price: 2950000
List Price: $2,950,000
Current Price: $2,950,000
List Date: 2026-05-05
Legal and Taxes
Town: Barnstable
Village: Osterville
Estimated Annual Taxes: 23604
Building Assessments: 1309800
Other Assessments: 0
Total Assessment: 2894800
Flood Ins Required: Yes: verify w/insurance agent
Lead Base Paint: Unknown
Mass Use Code: 101 - Residential, single family
Nitrogen Sensitive Area: Yes
Street #: 12
Street Name: Cockachoiset
Street Suffix: Lane
County: Barnstable
State: MA
Zip Code: 02655
Tax ID: OSTE M:116 L:012
Tax Year: 2026
General Property Info
Region: Mid-Cape
School District: Barnstable
Zoning: R
Property Sub-Type: Single Family Residence
Renovated: Yes
Renovated Comments: New Windows, New Roof, Addition, Windmill
Stories: 2
Total Rooms: 7
Field Card SqFt: 3178
Basement: Yes
Baths - Half: 0
Private Dock: No
Private Pool: No
Lot Size SqFt: 11761
Leased Land: No
Lot Size Source: Assessor
Acres: 0.27
Garage: Yes
# of Cars: 2
# of Parking Spaces: 2
Year Round: Yes
Separate Living Qtrs: No
Golf Course Front: No
Golf Course View: No
Waterfront: No
Waterview: Yes
Water Body View: North Bay
Waterview Type: Bay/Harbor
Miles to Beach: 1 to 2
Mi. to Beach Comments: Dowses Beach
Fireplace: Yes
# Fireplaces: 2
Property Includes Recording Devices: No
Year Built: 1858
Total Finished Space: 3178
Bedrooms - Total: 3
Baths - Full: 3
Baths - Total: 3
Remarks & Misc
Public Remarks: Located in the heart of Osterville - one of Cape Cod's most desirable seaside villages along Nantucket Sound - 12 Cockachoiset, known as the iconic ''Windmill House,'' offers a distinctive blend of coastal charm and architectural character. Recognized for its unique two-story windmill adorned with seaside murals, the home features a balcony with water views and serves as a memorable focal point of this special property.
The main living spaces are designed for comfort and gathering, highlighted by a generous great room with a custom fireplace that opens to a covered patio and private side yard. A well-appointed kitchen adjoins the dining room, while the first floor also includes a bedroom with attached sitting room, laundry, and multiple inviting outdoor living areas. Upstairs, the primary suite is anchored by its own fireplace, private bath, and walk-in closet. An additional sitting room with balcony access and a third bedroom complete the second level, offering flexible space for guests and relaxation.
Ideally located just moments from Osterville Village, this property enjoys close proximity to boutiques, dining, and nearby beaches, while also being near some of the area's most
Directions to Property: Bridge Street to Cockachoiset Lane
Street Description
Paved: 1
Private: 1
Special Listing Cond
None: 1
Lot Features
Cleared: 1
Level: 1
Views: 1
Year Built Desc
Actual: 1
Basement Description
Bulkhead Access: 1
Cape Cod: 1
Full: 1
Parking Features
Gravel: 1
Off Street: 1
Architectural Style
Other: 1
Garage Description
Detached: 1
Garage Door Opener: 1
Storage: 1
Foundation Details
Poured: 1
Convenient To
Golf Course: 1
House of Worship: 1
In Town Location: 1
Marina: 1
School: 1
Shopping: 1
Floors
Wood: 1
Sewer
Private Sewer: 1
Fencing
Fenced: 1
Roof Description
Shingle: 1
Siding Description
Shingle: 1
Primary Bedroom
Primary Bedroom Level: Second Floor
Closet: 1
Flooring: Wood
Office/Sitting Area: 1
Private Full Bath: 1
View: 1
Walk-in Closet: 1
Heating
Forced Air: 1
Bedroom 2
Bedroom 2 Level: Second Floor
Built-Ins: 1
Closet: 1
Flooring: Wood
Cooling
Central Air: 1
Bedroom 3
Bedroom 3 Level: First Floor
Closet: 1
Flooring: Wood
Fuel Type
Natural Gas: 1
Water
Public: 1
Hot Water
Water Heater: 1
Hot Water Source
Electric: 1
Laundry Room
Laundry Room Level: First Floor
Laundry Areas: 1
Living Room
Living Room Level: First Floor
Beamed Ceilings: 1
Flooring: Wood
Dining Room
Dining Room Level: First Floor
Flooring: Wood
Kitchen
Pantry: 1
Kitchen Level: First Floor
Flooring: Wood
Other Room 1
Room Type: Sitting Room
Level: Second Floor
Exterior Features
Outdoor Shower: 1
Appliances
Dishwasher: 1
Gas Range: 1
Microwave: 1
Interior Features
Electric Dryer Hookup: 1
Pantry: 1
Walk-In Closet(s): 1
Washer Hookup: 1
Patio And Porch Features
Deck: 1
Patio: 1
DPR Eligibility
DPR Eligible: No
Property Features
Street Description: Paved; Private
Special Listing Cond: None
Architectural Style: Other
Year Built Desc: Actual
Basement Description: Bulkhead Access; Cape Cod; Full
Foundation Details: Poured
Lot Features: Cleared; Level
Garage Description: Detached; Garage Door Opener; Storage
Parking Features: Gravel; Off Street
Convenient To: Golf Course; House of Worship; In Town Location; Marina; School; Shopping
Primary Bedroom: Closet; Office/Sitting Area; Private Full Bath; View; Walk-in Closet
Bedroom 2: Built-Ins; Closet
Bedroom 3: Closet
Laundry Room: Laundry Areas
Living Room: Beamed Ceilings
Kitchen: Pantry
Appliances: Dishwasher; Gas Range; Microwave
Floors: Wood
Interior Features: Electric Dryer Hookup; Pantry; Walk-In Closet(s); Washer Hookup
Patio And Porch Features: Deck; Patio
Exterior Features: Outdoor Shower
Fencing: Fenced
Roof Description: Shingle
Siding Description: Shingle
Sewer: Private Sewer
Heating: Forced Air
Cooling: Central Air
Fuel Type: Natural Gas
Water: Public
Hot Water: Water Heater
Hot Water Source: Electric
Supplements
renowned marinas, including Nauticus Marina, Crosby Yacht Yard, and Oyster Harbors Marine - offering convenient access to premier boating and waterfront amenities. The adjacent property at 30 Cockachoiset Lane is also available for sale (MLS 22601972). Together, the properties offer a rare opportunity to create a side-by-side coastal compound, with a demonstrated history of significantly strong, high-value rentals and private gatherings.
Home Inspection Disclosure 
Listing Office: Berkshire Hathaway HomeServices Robert Paul Properties
Listing Agent: Robert B Kinlin
Last Updated: May - 18 - 2026
All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the Cape Cod & Islands Multiple Listing Service, Inc. Detailed information about real estate listings held by brokerage firms other than CC&I Assoc. of REALTORS, Inc include the name of the listing company. Neither the listing company nor CC&I Assoc. of REALTORS, Inc shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. This site was last updated 02/14/2017. All properties are subject to prior sale, changes, or withdrawal. Copyright 2020© Cape Cod & Islands Multiple Listing Service, Inc. All rights reserved
Broker Attribution:
rkinlin@robertpaul.com