BuySellBlogBrowse Listings

30 Black Horse LnCohasset, MA 02025

For Sale

$6,495,000

Smart Buyer Rebate $32,475

Nestled on 6.5 PRIVATE ACRES along a stunning peninsula, 30 Black Horse Lane in Cohasset is a rare waterfront estate offering over 1,400 feet of direct Gulph River frontage with private dock. This 7-bedroom, 7.5-bath residence has been beautifully updated, seamlessly blending timeless charm w/modern amenities. The expansive grounds showcase stone terraces, rolling lawns, granite outcroppings, mature trees and private escape areas through the woods to enjoy the serenity of this magical site. Resort-like amenities include a heated pool and spa with pool house and bath, custom tennis court and a private dock with easy harbor access, and a newly renovated Boat house. A four-car garage w/guest quarters above adds flexibility for family and guests. Despite its quiet seclusion, this coastal haven is just a short stroll to downtown Cohasset and the harbor, and 45 minutes to Boston by car, train, or boat. One of Cohasset’s PREMIER ESTATES, a perfect blend of luxury, nature, and convenience.

Listed by Tara Coveney

·

Coldwell Banker Realty - Hingham

·

617-823-9781

Last updated September 01, 2025

·

Source: MLSPin #73347886

Listing Facts

  • TypeSingle-family
  • NeighborhoodCohasset
  • Bedrooms7
  • Bathrooms8
  • Days on Prevu172
  • Taxes$72,961/year
  • Size6,659 sqft
  • Price per sqft$975

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

06/04/2025
Price Decreased
$6,495,000
03/20/2025
Listed by Coldwell Banker Realty - Hingham
$6,850,000

Property Details for 30 Black Horse Ln

Association

Amenities

  • Community Features: Public Transportation, Shopping, Walk/Jog Trails, Conservation Area, Marina, T-Station

Exterior

Construction

  • Roof: Shingle
  • Window Features: Insulated Windows, Storm Window(s)
  • Year Built: 1910
  • Year Built Details: Renovated Since
  • Architectural Style: Colonial
  • Construction Materials: Frame
  • Exterior Features: Patio, Pool - Inground Heated, Cabana, Tennis Court(s), Hot Tub/Spa, Professional Landscaping, Sprinkler System, Decorative Lighting, Fenced Yard, Guest House, Stone Wall

Features

  • Fencing: Fenced
  • Other Structures: Cabana, Guest House
  • Patio And Porch Features: Patio
  • Pool Features: Pool - Inground Heated
  • Pool Private: Yes
  • Road Frontage Type: Public
  • View: Scenic View(s)
  • Waterfront Features: Waterfront, Navigable Water, River, Harbor, Dock/Mooring, Frontage, Direct Access, Ocean, 1 To 2 Mile To Beach, Beach Ownership(Public)
  • Waterfront: Yes

Measurements

  • Building Area Total: 6,659
  • Building Area Units: Square Feet
  • Lot Features: Wooded, Gentle Sloping
  • Lot Size Acres: 6.39
  • Lot Size Area: 6
  • Lot Size Square Feet: 278,174
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: M:F6 B:33 L:066,62951
  • Tax Annual Amount: $72,961.00
  • Tax Assessed Value: $6,151,300.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Water Heater, Oven, Dishwasher, Range, Refrigerator, Washer, Dryer
  • Fireplace Features: Family Room, Living Room, Master Bedroom, Bedroom
  • Fireplace: Yes
  • Fireplaces Total: 6
  • Flooring: Tile, Carpet, Hardwood, Flooring - Hardwood, Flooring - Wall To Wall Carpet
  • Interior Features: Entrance Foyer, Office, Sun Room, Bedroom, Sitting Room, Play Room
  • Spa Features: Private
  • Spa: Yes

Measurements

  • Living Area: 6,659
  • Living Area Source: Measured

Rooms

  • Basement: Partially Finished, Walk-Out Access
  • Bathrooms Full: 7
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 8
  • Bedrooms Total: 7
  • Rooms Total: 15

Parking

Parking

  • Covered Spaces: 4
  • Garage Spaces: 4
  • Garage: Yes
  • Open Parking: Yes
  • Parking Features: Detached, Garage Door Opener, Paved Drive, Paved
  • Parking Total: 10

Schools

Elementary School

  • Elementary School: Osgood/Deerhill

High School

  • High School: Cohasset Hs

Middle or Junior School

  • Middle Or Junior School: Cohasset Ms

Utilities

Equipment

  • Cooling: Central Air, Heat Pump, Air Source Heat Pumps (ASHP)
  • Has Cooling: Yes
  • Electric: 200+ Amp Service, Generator Connection
  • Heating: Forced Air, Heat Pump, Air Source Heat Pumps (ASHP), Fireplace
  • Has Heating: Yes
  • Laundry Features: First Floor
  • Sewer: Public Sewer
  • Utilities: Generator Connection
  • Water Source: Public

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, landlords 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, leasing or renting 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, leasing or renting. 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.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.