30 Cockachoiset Lane, Osterville, MA 02655 (MLS# 22601972)

30 Cockachoiset Lane, Osterville, MA 02655

$3,900,000
Property Type: Residential Bedrooms: 4 Baths: 5 Square Footage: 4,241 Lot Size (sq. ft.): 26,136 Status: Active
Current Price: $3,900,000 List Date: 5/05/2026 Last Modified: 5/06/2026

Overview

Description

Defined by its water views, generous grounds, and multiple outdoor living spaces, 30 Cockachoiset (''Dillon House'') offers a welcoming coastal retreat designed for gathering, entertaining, and enjoying life by the water. The main level is thoughtfully designed with an open floor plan anchored by a well-equipped kitchen that flows seamlessly into a sun-filled breakfast nook and sitting area, framed by walls of windows overlooking the water. Additional highlights include a living room with fireplace, formal dining room with custom built-ins, and a screened sunroom that invites indoor-outdoor living. The first-floor primary suite offers a private retreat with its own fireplace, water views, walk-in closet, and a spacious bath. Upstairs, three bedrooms and multiple decks capture water vistas, while a third-floor bonus room provides flexible space for additional living or guests. A separate family room with fireplace and full bath, privately situated above the primary suite, offers an idea ...

Supplements: location is particularly appealing for boating enthusiasts, offering convenient access to full-service docking and care. Just moments from Osterville Village, beaches, and waterfront dining, the property captures the essence of Cape Cod living in a highly sought-after setting. Also available for sale is the abutting property at 12 Cockachoiset Lane ...

Listing Details MLS# 22601972

Contract Info

Original List Price
3900000
List Price/SqFt
919.59

Legal and Taxes

Street #
30
Street Name
Cockachoiset
Street Suffix
Lane
County
Barnstable
Town
Barnstable
Village
Osterville
State
MA
Zip Code
02655
Tax ID
OSTE M:116 L:130
Estimated Annual Taxes
31281
Tax Year
2026
Building Assessments
1713300
Total Assessment
3836300
Lead Base Paint
Unknown
Flood Ins Required
Yes: verify w/insurance agent
Mass Use Code
101 - Residential, single family
Nitrogen Sensitive Area
Yes
Other Assessments
0

General Property Info

Region
Mid-Cape
School District
Barnstable
Zoning
Rc;Mb-
Property Sub-Type
Single Family Residence
Year Built
1890
Renovated
Yes
Renovated Comments
Remodel, Roof
Total Finished Space
4241
Field Card SqFt
4241
Basement
No
Total Rooms
11
Stories
2
Private Pool
No
Private Dock
No
Leased Land
No
Lot Size SqFt
26136
Lot Size Source
Assessor
Acres
0.6
Garage
Yes
# of Cars
Yes
# of Parking Spaces
3
Year Round
Yes
Bedrooms - Total
4
Baths - Full
4
Baths - Half
Yes
Baths - Total
5
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
3
Property Includes Recording Devices
No

Primary Bedroom

Primary Bedroom Level
First Floor
Special Door Access
French
Closet
Yes
Flooring
Wood
Private Full Bath
Yes
View
Yes
Walk-in Closet
Yes

Bedroom 2

Bedroom 2 Level
Second Floor
Flooring
Wood
View
Yes
Walk-in Closet
Yes

Bedroom 3

Bedroom 3 Level
Second Floor
Flooring
Wood
Walk-in Closet
Yes

More Information

Bedroom 4

Bedroom 4 Level
Second Floor
Flooring
Wood
Special Door Access
French
Balcony
Yes
Built-Ins
Yes
Closet
Yes
Private Full Bath
Yes
View
Yes

Living Room

Living Room Level
First Floor
Flooring
Wood

Dining Room

Dining Room Level
First Floor
Flooring
Wood
Built-Ins
Yes
View
Yes

Kitchen

Kitchen Level
First Floor
Flooring
Wood
Pantry
Yes
Built-Ins
Yes
View
Yes

Other Room 1

Room Type
Sitting Room
Level
Third Floor

Other Room 2

Room Type
Family Room
Level
Second Floor

DPR Eligibility

DPR Eligible
No

Remarks & Misc

Public Remarks
Defined by its water views, generous grounds, and multiple outdoor living spaces, 30 Cockachoiset (''Dillon House'') offers a welcoming coastal retreat designed for gathering, entertaining, and enjoying life by the water. The main level is thoughtfully designed with an open floor plan anchored by a well-equipped kitchen that flows seamlessly into a sun-filled breakfast nook and sitting area, framed by walls of windows overlooking the water. Additional highlights include a living room with fireplace, formal dining room with custom built-ins, and a screened sunroom that invites indoor-outdoor living. The first-floor primary suite offers a private retreat with its own fireplace, water views, walk-in closet, and a spacious bath. Upstairs, three bedrooms and multiple decks capture water vistas, while a third-floor bonus room provides flexible space for additional living or guests. A separate family room with fireplace and full bath, privately situated above the primary suite, offers an ideal accommodation for extended family or visitors. Ideally situated alongside some of Osterville's premier boating facilities-including Nauticus Marina, Crosby Yacht Yard, and Oyster Harbors Marine-this
Directions to Property
Bridge Street to Cockachoiset Lane

Street Description

Paved
Yes
Private
Yes

Special Listing Cond

None
Yes

Lot Features

Cleared
Yes
Level
Yes
Views
Yes

Year Built Desc

Actual
Yes

Parking Features

Gravel
Yes
Off Street
Yes

Architectural Style

Other
Yes

Garage Description

Detached
Yes
Garage Door Opener
Yes

Neighborhood Amen

Marina
Yes

Foundation Details

Block
Yes

Convenient To

Golf Course
Yes
House of Worship
Yes
In Town Location
Yes
Marina
Yes
School
Yes
Shopping
Yes

Floors

Wood
Yes

Sewer

Private Sewer
Yes

Fencing

Partial
Yes

Roof Description

Shingle
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

Electric
Yes

Exterior Features

Outdoor Shower
Yes
Private Yard
Yes

Interior Features

Electric Dryer Hookup
Yes
Pantry
Yes
Walk-In Closet(s)
Yes
Washer Hookup
Yes

Patio And Porch Features

Deck
Yes
Patio
Yes
Screened Porch
Yes

Property Features

Street Description: Paved; Private Special Listing Cond: None Architectural Style: Other Year Built Desc: Actual Foundation Details: Block Lot Features: Cleared; Level Neighborhood Amen: Marina Garage Description: Detached; Garage Door Opener Parking Features: Gravel; Off Street Convenient To: Golf Course; House of Worship; In Town Location; Marina; School; Shopping Primary Bedroom: Closet; Private Full Bath; View; Walk-in Closet Bedroom 2: View; Walk-in Closet Bedroom 3: Walk-in Closet Bedroom 4: Balcony; Built-Ins; Closet; Private Full Bath; View Dining Room: Built-Ins; View Kitchen: Built-Ins; Pantry; View Floors: Wood Interior Features: Electric Dryer Hookup; Pantry; Walk-In Closet(s); Washer Hookup Patio And Porch Features: Deck; Patio; Screened Porch Exterior Features: Outdoor Shower; Private Yard Fencing: Partial 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
IDX
Listing Office: Berkshire Hathaway HomeServices Robert Paul Properties
Listing Agent: Robert B Kinlin
Last Updated: May - 06 - 2026
Broker Attribution: rkinlin@robertpaul.com

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