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Sold for $5,600,000
  • $5,600,000

    30 Black Horse Ln, Cohasset, MA 02025

    7beds
    6,659sqft
    Single Family Residence
    Built in 1910
    6.39 Acres Lot
    $5,826,700 Zestimate®
    $841/sqft
    $8,291 Estimated rent

    Home value

    $5,826,700

    $5.42M - $6.29M

    $8,291/mo

    Zestimate® history
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    What's special

    Waterfront estateHeated pool and spaModern amenitiesRolling lawnsGuest quartersPool houseTimeless charm
    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.

    Zillow last checked:

    Listing updated:

    Listed by:

    Tara Coveney 617-823-9781,

    Coldwell Banker Realty - Hingham 781-749-4300

    Bought with:

    Lisbeth McGrath

    William Raveis R.E. & Home Services

    Source: MLS PIN,MLS#: 73347886

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 7
    • Bathrooms: 8
    • Full bathrooms: 7
    • 1/2 bathrooms: 1
    Primary bedroom
    • Features: Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
    • Level: Second
    • Area: 315
    • Dimensions: 15 x 21
    Bedroom 2
    • Features: Bathroom - Full, Flooring - Hardwood
    • Level: Second
    • Area: 196
    • Dimensions: 14 x 14
    Bedroom 3
    • Features: Flooring - Hardwood
    • Level: Second
    • Area: 266
    • Dimensions: 14 x 19
    Bedroom 4
    • Features: Flooring - Hardwood
    • Level: Second
    • Area: 156
    • Dimensions: 12 x 13
    Bedroom 5
    • Features: Flooring - Hardwood
    • Level: Second
    • Area: 234
    • Dimensions: 18 x 13
    Primary bathroom
    • Features: Yes
    Bathroom 1
    • Features: Bathroom - Full, Flooring - Stone/Ceramic Tile
    • Level: First
    • Area: 30
    • Dimensions: 5 x 6
    Bathroom 2
    • Features: Bathroom - Full, Flooring - Stone/Ceramic Tile
    • Level: First
    • Area: 36
    • Dimensions: 6 x 6
    Bathroom 3
    • Features: Bathroom - Full, Flooring - Stone/Ceramic Tile
    • Level: Second
    • Area: 110
    • Dimensions: 11 x 10
    Dining room
    • Features: Flooring - Hardwood
    • Level: First
    • Area: 308
    • Dimensions: 14 x 22
    Family room
    • Features: Flooring - Hardwood
    • Level: First
    • Area: 280
    • Dimensions: 20 x 14
    Kitchen
    • Features: Flooring - Hardwood, Countertops - Stone/Granite/Solid, Kitchen Island, Open Floorplan
    • Level: First
    • Area: 640
    • Dimensions: 32 x 20
    Living room
    • Features: Flooring - Hardwood, Window(s) - Bay/Bow/Box
    • Level: First
    • Area: 624
    • Dimensions: 26 x 24
    Office
    • Features: Flooring - Hardwood
    • Level: First
    • Area: 221
    • Dimensions: 17 x 13
    Heating
    • Forced Air, Heat Pump, Air Source Heat Pumps (ASHP), Fireplace
    Cooling
    • Central Air, Heat Pump, Air Source Heat Pumps (ASHP)
    Appliances
    • Included: Water Heater, Oven, Dishwasher, Range, Refrigerator, Washer, Dryer
    • Laundry: First Floor
    Features
    • Entrance Foyer, Office, Sun Room, Bedroom, Sitting Room, Play Room
    • Flooring: Tile, Carpet, Hardwood, Flooring - Hardwood, Flooring - Wall to Wall Carpet
    • Windows: Insulated Windows, Storm Window(s)
    • Basement: Partially Finished,Walk-Out Access
    • Number of fireplaces: 6
    • Fireplace features: Family Room, Living Room, Master Bedroom, Bedroom
    Interior area
    • Total structure area: 6,659
    • Total interior livable area: 6,659 sqft
    • Finished area above ground: 6,659
    • Finished area below ground: 871

    Property

    Parking
    • Total spaces: 14
    • Parking features: Detached, Garage Door Opener, Paved Drive, Paved
    • Garage spaces: 4
    • Uncovered spaces: 10
    Features
    • Patio & porch: Patio
    • 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
    • Has private pool: Yes
    • Pool features: Pool - Inground Heated
    • Has spa: Yes
    • Spa features: Private
    • Fencing: Fenced
    • Has view: Yes
    • View description: Scenic View(s), Water, River
    • Has water view: Yes
    • Water view: River,Water
    • Waterfront features: Waterfront, Navigable Water, River, Harbor, Dock/Mooring, Frontage, Direct Access, Ocean, 1 to 2 Mile To Beach, Beach Ownership(Public)
    Lot
    • Size: 6.39 Acres
    • Features: Wooded, Gentle Sloping
    Details
    • Additional structures: Cabana, Guest House
    • Foundation area: 99999
    • Parcel number: M:F6 B:33 L:066,62951
    • Zoning: RB

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Colonial
    • Property subtype: Single Family Residence
    Materials
    • Frame
    • Foundation: Concrete Perimeter, Stone, Other
    • Roof: Shingle
    Condition
    • Year built: 1910

    Utilities & green energy

    • Electric: 200+ Amp Service, Generator Connection
    • Sewer: Public Sewer
    • Water: Public
    • Utilities for property: Generator Connection

    Community & HOA

    Community
    • Features: Public Transportation, Shopping, Walk/Jog Trails, Conservation Area, Marina, T-Station
    HOA
    • Has HOA: No
    Location
    • Region: Cohasset

    Financial & listing details

    • Price per square foot: $841/sqft
    • Tax assessed value: $6,151,300
    • Annual tax amount: $72,961
    • Date on market: 7/5/2025

    Price history

    DateEventPrice
    11/14/2025Sold$5,600,000-13.8%$841/sqft
    Source: MLS PIN #73347886 Report a problem
    9/13/2025Contingent$6,495,000$975/sqft
    Source: MLS PIN #73347886 Report a problem
    6/4/2025Price change$6,495,000-5.2%$975/sqft
    Source: MLS PIN #73347886 Report a problem
    3/20/2025Price change$6,850,000-7.4%$1,029/sqft
    Source: MLS PIN #73347886 Report a problem
    9/12/2024Price change$7,395,000+15.6%$1,111/sqft
    Source: MLS PIN #73288961 Report a problem
    8/13/2021Price change$6,395,000-1.5%$960/sqft
    Source: MLS PIN #72881047 Report a problem
    7/12/2021Pending sale$6,495,000$975/sqft
    Source: MLS PIN #72826354 Report a problem
    6/28/2021Contingent$6,495,000$975/sqft
    Source: MLS PIN #72826354 Report a problem
    3/10/2020Listed for sale$6,495,000-9.7%$975/sqft
    Source: Compass #72631178 Report a problem
    11/8/2019Listing removed$7,195,000$1,080/sqft
    Source: Compass #72506139 Report a problem
    5/24/2019Listed for sale$7,195,000-5.3%$1,080/sqft
    Source: Compass #72506139 Report a problem
    1/7/2019Listing removed$7,595,000$1,141/sqft
    Source: Compass #72336738 Report a problem
    5/31/2018Listed for sale$7,595,000+374.7%$1,141/sqft
    Source: Compass #72336738 Report a problem
    1/5/1998Sold$1,600,000$240/sqft
    Source: Public Record Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2025$71,227 -3.6%$6,150,900 +1.3%
    2024$73,916 +52.7%$6,073,600 +48%
    2023$48,410 +11.3%$4,102,500 +18.5%
    2022$43,480 -0.1%$3,461,800 +3.7%
    2021$43,520 +0.5%$3,337,400
    2020$43,286 +12.3%$3,337,400 +11.7%
    2019$38,549 +0.9%$2,988,300
    2018$38,220 -1.6%$2,988,300 +0.5%
    2017$38,843 +1.4%$2,974,200
    2016$38,308 +1.3%$2,974,200
    2015$37,802 +1.4%$2,974,200
    2014$37,296 +2.8%$2,974,200
    2013$36,285 +1.8%$2,974,200
    2012$35,631 +3.4%$2,974,200
    2011$34,471 +3.2%$2,974,200 -0.1%
    2010$33,397 +4.1%$2,976,600
    2009$32,088 +1.8%$2,976,600 +0.1%
    2008$31,517 +1%$2,973,300
    2007$31,220 +0.2%$2,973,300 +3.5%
    2006$31,151 +3.8%$2,873,700
    2005$30,001 -12.7%$2,873,700 -0.6%
    2004$34,363 +3.6%$2,890,100 +4.4%
    2003$33,179 +46.8%$2,767,200 +78.6%
    2001$22,609 +36.7%$1,549,600 +40.1%
    1999$16,535 $1,106,000
    Find assessor info on the county website

    Neighborhood: 02025

    Nearby schools

    GreatSchools rating
    Schools provided by the listing agent
    • Elementary: Osgood/Deerhill
    • Middle: Cohasset Ms
    • High: Cohasset Hs

    Source: MLS PIN. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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    Estimated market value
    $5,826,700
    Get a cash offer in 3 minutes
    Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
    Estimated market value
    $5,826,700