Active
127 Days on market
12 Cockachoiset Lane Barnstable — Photo 1 of 40

12 Cockachoiset Lane Barnstable — Photo 1 of 40

$2,950,000

12 Cockachoiset Lane, Barnstable, MA 02655

Barnstable, MA 02655 — Osterville

Beds

3

Baths

3

SqFt

3,178

Style

Single Family

Built

1858

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 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. 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.

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$928/sqft
Local Avg (Barnstable)$560/sqft
66% AboveMarket Average

* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Barnstable, MA.

Property Details

Financials

Original Price$2,950,000
Annual Taxes$23,604

Parking

Garage2
Off-Street4

Interior Specifications

Total Rooms7
Fireplaces2
FlooringWood, Tile
BasementInterior Entry, Unfinished

Climate & Utilities

HeatingForced Air, Natural Gas
CoolingCentral Air
WaterPublic
SewerPrivate Sewer

Building & Exterior

Construction--
RoofWood
FoundationConcrete Perimeter
ZoningRES

Property & Lot

Acres0.27
SqFt Lot11,761
Lot FeaturesCleared, Level

Geography

Floorplan Breakdown

Structural Layout

Second
Master BedroomBedroom 2
Main,First
Living RoomDining RoomKitchenBedroom 3
Living Room
Lvl Main,First

Beamed Ceilings, Flooring - Wood, Deck - Exterior, Exterior Access

Dining Room
Lvl Main,First

Flooring - Wood

Kitchen
Lvl Main,First

Flooring - Wood, Pantry

Master Bedroom
Lvl Second

Bathroom - Full, Walk-In Closet(s), Closet, Flooring - Wood

Bedroom 2
Lvl Second
Bedroom 3
Lvl Main,First

Closet, Flooring - Wood

Population

4,024

U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)

Median Household Income

$119K

U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)

Renter-Occupied Homes

7.2%

U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)

New Construction Permits — Barnstable County

513 housing units permitted in the last 12 months (-50% vs the prior 12 months) — 128 in 5+ unit buildings

U.S. Census Bureau, Building Permits Survey (through Jun '26)

ADU Potential

Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 3,178 sq ft principal dwelling). Lot size: 11,761 sq ft.

Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.

Listing Provided By

Listing Agent: Robert Kinlin

Listing Office: Berkshire Hathaway HomeServices Robert Paul Properties

MLS® Number: 73513191

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