For sale

$2,950,000

12 Cockachoiset Ln, Barnstable, MA 02630

3beds

3,178sqft

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Single Family Residence

Built in 1858

0.27 Acres Lot

$-- Zestimate^®

$928/sqft

$-- HOA

What's special

Private yardCovered patioInviting indoor-outdoor living spaces

Located in the heart of Osterville, one of Cape Cod’s most sought-after seaside villages along Nantucket Sound, 12 Cockachoiset - known as the iconic “Windmill House” - blends coastal charm with distinctive architectural character. Recognized for its two-story windmill adorned with seaside murals, the home features water views from a private balcony and inviting indoor-outdoor living spaces throughout. The generous great room with custom fireplace opens to a covered patio and private yard, while the kitchen and dining areas are designed for comfortable gathering. The first floor also includes a bedroom suite with sitting room and laundry. Upstairs, the primary suite offers a fireplace, private bath, walk-in closet, and balcony access, alongside an additional bedroom and sitting room. Just moments from Osterville Village, beaches, boutiques, dining, and premier marinas. Adjacent property at 30 Cockachoiset Lane is also available for sale.

62 days

347

11

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 3
Full bathrooms: 3
Main level bedrooms: 1

Primary bedroom

Features: Bathroom - Full, Walk-In Closet(s), Closet, Flooring - Wood
Level: Second

Bedroom 2

Features: Closet, Closet/Cabinets - Custom Built, Flooring - Wood
Level: Second

Bedroom 3

Features: Closet, Flooring - Wood
Level: Main,First

Dining room

Features: Flooring - Wood
Level: Main,First

Kitchen

Features: Flooring - Wood, Pantry
Level: Main,First

Living room

Features: Beamed Ceilings, Flooring - Wood, Deck - Exterior, Exterior Access
Level: Main,First

Heating

Forced Air, Natural Gas

Cooling

Central Air

Appliances

Laundry: First Floor

Features

Bonus Room, Sitting Room, Wet Bar
Flooring: Wood, Tile
Doors: French Doors
Basement: Interior Entry,Unfinished
Number of fireplaces: 2
Fireplace features: Living Room, Master Bedroom

Interior area

Total structure area: 3,178
Total interior livable area: 3,178 sqft
Finished area above ground: 3,178

Property

Parking

Total spaces: 4
Parking features: Detached, Off Street
Garage spaces: 2
Uncovered spaces: 2

Features

Patio & porch: Deck, Patio
Exterior features: Balcony / Deck, Deck, Patio, Fenced Yard, Outdoor Shower
Fencing: Fenced
Has view: Yes
View description: Scenic View(s), Water, Bay
Has water view: Yes
Water view: Bay,Water
Waterfront features: Bay, 1 to 2 Mile To Beach, Beach Ownership(Public)

Lot

Size: 0.27 Acres
Features: Cleared, Level

Details

Zoning: RES

Construction

Type & style

Home type: SingleFamily
Architectural style: Contemporary
Property subtype: Single Family Residence

Materials

Foundation: Concrete Perimeter
Roof: Wood

Condition

Year built: 1858

Utilities & green energy

Sewer: Private Sewer
Water: Public

Community & HOA

HOA

Has HOA: No

Location

Region: Barnstable

Financial & listing details

Price per square foot: $928/sqft
Tax assessed value: $2,894,800
Annual tax amount: $23,604
Date on market: 5/5/2026
Road surface type: Paved

Estimated market value

Not available

Estimated sales range

Not available

Price history

Date	Event	Price
5/6/2026	Listed for sale	$2,950,000$928/sqft
Source: MLS PIN #73513191 Report a problem

Public tax history

Tax history is unavailable.

Monthly payment

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All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

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