30 Cockachoiset Lane Barnstable, MA ^$ 3,900,000

30 Cockachoiset Lane

^$ 3,900,000

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30 Cockachoiset Lane

Barnstable, MA, 02655

^$ 3,900,000

Bedrooms4 Baths4.1 Sq 4,241

Monthly Estimate*

^$ 24,013

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Single Family Home for sale in Barnstable, MA

for $3,900,000 with 4 bedrooms and 4 full baths, 1 half bath. This 4,241 square foot home was built in 1890 on a lot size of 0.6.

Defined by sweeping water views, expansive grounds, and exceptional outdoor living spaces, 30 Cockachoiset (“Dillon House”) offers a welcoming coastal retreat designed for gathering and entertaining. The open-concept main level features a well-equipped kitchen flowing into a sun-filled breakfast nook and sitting area surrounded by walls of windows overlooking the water. Additional highlights include a living room with fireplace, formal dining room with custom built-ins, screened sunroom, and a first-floor primary suite with fireplace, water views, walk-in closet, and spacious bath. Upstairs are three bedrooms, multiple decks with water vistas, and a third-floor bonus room for additional living or guests. A private family room with fireplace and full bath above the primary suite provides ideal guest accommodations. Moments from Osterville Village, beaches, waterfront dining, and premier marinas. Adjacent property at 12 Cockachoiset Lane is also for sale.

Single Family Active

Price

^$ 3,900,000

Bedrooms

Full Bath

Half Bath

Property Type

Single Family

Taxes

^$ 31,281

Style

Contemporary

Lot Size

0.6

Year Built

1890

Town/City

Barnstable

County/Region

Barnstable

MLS | Web ID

73513213

List By

Robert Kinlin

Listing Agent

Berkshire Hathaway Homeservices Robert Paul Properties

Broker

Affordability Calculator

$26,620

Per Month

Monthly Principal & Interest: $24,013
Monthly Property Taxes: $2,607
Monthly Home Insurance: --

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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

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Nearby

Trends

Single family listings in Barnstable, MA

Average List Price ^$2,229,527

Percent of Sale Price 43%

About Barnstable, MA

45,501 Population

-5% Since 2002

^$64,834 Median Income

49.53 Median Age

21% Households with Children

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Trends Information provided by ATTOM Data Solutions.

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Pricing History

Date	Price	Price Change	Description
5/6/2026	$3,900,000		Listed Price

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30 Cockachoiset Lane, Barnstable, MA, 02655 is a Single Family Home for sale at $3,900,000 with 4,241 sqft and a lot size of 0.6. 30 Cockachoiset Lane has 4 bedrooms, 4.1 baths, and was built in 1890. The property's zip code is 02655 which is in Barnstable, MA

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Data is updated as of 5/14/2026.

The real estate information and related content displayed on this site is provided for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

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30 Cockachoiset Lane

Single Family Home for sale in Barnstable, MA

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