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For sale
  • $2,990,000

    12 Groveland Street, Onset, MA 02558

    3beds
    6,450sqft
    : 
    Single Family Residence
    Built in 1997
    1.07 Acres Lot
    $2,867,200 Zestimate®
    $464/sqft
    $-- HOA

    What's special

    Discover this timeless residence perched above Onset Harbor, offering panoramic bay views and unmatched tranquility. Proudly built and owned by one family, this legacy estate was crafted to endure for generations. Sited on over an acre with 6,000+ sq ft of living space, this nostalgic Cape features a grand wrap around porch, an open floor plan ideal for entertaining, plus a sunroom to relax and soak in the scenery. The chef's kitchen boasts dual stoves, sinks, and refrigerators, with a walk-in pantry for ultimate convenience. The main level offers a spacious primary ensuite, while upstairs you'll find three additional bedrooms, a guest bath, laundry room, office, and a second primary suite with private deck and dual cedar-lined walk-in closets. Every bedroom showcases captivating water views. A third-floor flex space is perfect for fitness, studio, or playroom with endless views. The 3,000 sq ft garage below offers soaring ceilings for boats, cars, or a workshop. Fenced yard, two car detached garage, steps to private beach, minutes to quaint Onset village and full service marina--this is a rare coastal retreat.
    22 days
    on Zillow
    |
    305
    |
    4
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    Zillow last checked: 7 hours ago

    Listing updated: July 15, 2025 at 02:34pm

    Listed by:

    Danielle Rokosz 774-487-8818,

    Sotheby's International Realty,

    Kerrie A Marzot 508-274-2236,

    Sotheby's International Realty

    Source: CCIMLS,MLS#: 22503205MLS Logo
    Travel times

    Tour with a buyer's agent

    We'll find a local expert to take you on a private tour of 12 Groveland Street.

    Next available tour time:Today at 7pm

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 3
    • Bathrooms: 5
    • Full bathrooms: 3
    • 1/2 bathrooms: 2
    Heating
    • Has Heating (Unspecified Type)
    Cooling
    • Other
    Appliances
    • Included: Gas Water Heater
    Features
    • Flooring: Hardwood, Tile
    • Basement: Interior Entry
    • Has fireplace: No
    Interior area
    • Total structure area: 6,450
    • Total interior livable area: 6,450 sqft

    Property

    Parking
    • Total spaces: 6
    • Parking features: Basement
    • Garage spaces: 6
    Features
    • Stories: 3
    • Has view: Yes
    • Has water view: Yes
    • Water view: Bay/Harbor
    • Body of water: Onset Bay
    Lot
    • Size: 1.07 Acres
    Details
    • Parcel number: 398B
    • Zoning: MR30
    • Special conditions: Standard

    Construction

    Type & style
    • Home type: SingleFamily
    • Property subtype: Single Family Residence
    Materials
    • Foundation: Concrete Perimeter, Poured
    • Roof: Asphalt, Pitched
    Condition
    • Approximate
    • New construction: No
    • Year built: 1997

    Utilities & green energy

    • Sewer: Public Sewer

    Community & HOA

    HOA
    • Has HOA: No
    Location
    • Region: Buzzards Bay

    Financial & listing details

    • Price per square foot: $464/sqft
    • Tax assessed value: $2,048,300
    • Annual tax amount: $17,512
    • Date on market: 7/8/2025
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