Skip main navigation
For sale
    • Price cut: $199.9K (7/21)
    $2,175,000

    171 Pine Hill Rd, Westport, MA 02790

    4beds
    2,936sqft
    : 
    $12,507/mo
    Get pre-qualified
    Single Family Residence
    Built in 2005
    24.57 Acres Lot
    $2,108,300 Zestimate®
    $741/sqft
    $-- HOA

    What's special

    Professionally designed homeEstablished perennial gardensFinished lower-level media roomPool houseGraceful weeping willowsTwo half bathsPeaceful meditation garden
    Welcome to Stone Pony Farm, an extraordinary 24.5-acre waterfront estate offering luxury, privacy, and endless possibilities along the beautiful Westport River. Tucked away at the end of a private laneway, this one-of-a-kind gentleman's farm combines elegant living with breathtaking natural surroundings and includes the potential for a second building lot.The professionally designed home offers more than 2,800+ square feet of beautifully finished living space featuring four bedrooms, two full baths, two half baths, and thoughtfully designed gathering spaces perfect for entertaining. Enjoy a finished lower-level media room, a charming sunroom, greenhouse, and a heated saltwater pool that creates your own private resort.A separate annex building provides exceptional flexibility with an office/workshop and a studio apartment—ideal for guests, extended family, a home business, or creative pursuits.Step outside to discover a truly remarkable property. Stroll through established perennial gardens, fragrant lavender fields, mature trees, graceful weeping willows, and scenic walking trails. Entertain with ease from the outdoor kitchen, pool house, and multiple outdoor living spaces, or unwind in the peaceful meditation garden.The classic three-stall barn with tack room and loft is ready for horses and hobby farming, or transform it into an unforgettable entertaining space or event barn. With open fields, beautiful landscaping, and direct access to the natural beauty of the Westport River, Stone Pony Farm offers a lifestyle that is both refined and relaxed.Whether you're seeking a luxury country retreat, an equestrian property, a multigenerational estate, or a private waterfront sanctuary, Stone Pony Farm is a rare opportunity to own one of the South Coast's most exceptional properties.
    129 days
    |
    1,797
    |
    79
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Jennifer DaPonte 774-526-0984,

    Keller Williams Coastal 401-845-9200

    Source: MLS PIN,MLS#: 73500021

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 4
      • Full bathrooms: 2
      • 1/2 bathrooms: 2
      Primary bedroom
      • Level: Second
      • Area: 395.59
      • Dimensions: 17.9 x 22.1
      Bedroom 2
      • Level: Second
      • Area: 120
      • Dimensions: 12 x 10
      Bedroom 3
      • Level: Second
      • Area: 124
      • Dimensions: 12.4 x 10
      Bedroom 4
      • Level: Second
      • Area: 134.54
      • Dimensions: 11.11 x 12.11
      Primary bathroom
      • Features: Yes
      Bathroom 1
      • Features: Bathroom - Half
      • Level: First
      • Area: 22.77
      • Dimensions: 3.3 x 6.9
      Bathroom 2
      • Features: Bathroom - Full
      • Level: Second
      • Area: 51
      • Dimensions: 10 x 5.1
      Bathroom 3
      • Features: Bathroom - Full
      • Level: Second
      • Area: 86.45
      • Dimensions: 9.5 x 9.1
      Dining room
      • Level: First
      • Area: 142.21
      • Dimensions: 11.11 x 12.8
      Family room
      • Level: First
      • Area: 170.97
      • Dimensions: 12.3 x 13.9
      Kitchen
      • Level: First
      • Area: 182.16
      • Dimensions: 13.8 x 13.2
      Living room
      • Level: First
      • Area: 199.45
      • Dimensions: 15.11 x 13.2
      Heating
      • Radiant
      Cooling
      • Ductless
      Appliances
      • Included: Range, Dishwasher, Microwave, Refrigerator
      • Laundry: Second Floor
      Features
      • Bathroom - Half, Bathroom, Bonus Room, Sitting Room, Sun Room
      • Flooring: Tile, Hardwood
      • Basement: Full,Partially Finished
      • Number of fireplaces: 2
      Interior area
      • Total structure area: 2,936
      • Total interior livable area: 2,936 sqft
      • Finished area above ground: 2,936
      • Finished area below ground: 463

      Property

      Parking
      • Total spaces: 16
      • Parking features: Attached, Off Street
      • Attached garage spaces: 4
      • Uncovered spaces: 12
      Features
      • Patio & porch: Porch, Patio
      • Exterior features: Porch, Patio, Pool - Inground Heated, Barn/Stable, Greenhouse, Professional Landscaping, Sprinkler System, Fruit Trees, Garden, Guest House, Horses Permitted, Outdoor Shower
      • Has private pool: Yes
      • Pool features: Pool - Inground Heated
      • Has view: Yes
      • View description: Scenic View(s), Water, River
      • Has water view: Yes
      • Water view: River,Water
      • Waterfront features: Waterfront, Stream, River
      Lot
      • Size: 24.57 Acres
      • Features: Wooded
      Details
      • Additional structures: Barn/Stable, Greenhouse, Guest House
      • Parcel number: M:37 L:1E,4197287
      • Zoning: R1
      • Horses can be raised: Yes

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Colonial
      • Property subtype: Single Family Residence
      Materials
      • Frame
      • Foundation: Concrete Perimeter
      • Roof: Shingle
      Condition
      • Year built: 2005

      Utilities & green energy

      • Electric: Circuit Breakers, 200+ Amp Service
      • Sewer: Inspection Required for Sale, Private Sewer
      • Water: Private

      Community & HOA

      HOA
      • Has HOA: No
      Location
      • Region: Westport

      Financial & listing details

      • Price per square foot: $741/sqft
      • Tax assessed value: $1,361,000
      • Annual tax amount: $10,139
      • Date on market: 4/10/2026

        Estimated market value

        $2,108,300

        $2.00M - $2.21M

        $3,760/mo

        Price history

        DateEventPrice
        7/21/2026Price change$2,175,000-8.4%$741/sqft
        Source: MLS PIN #73500021 Report a problem
        6/30/2026Price change$2,374,900-5%$809/sqft
        Source: MLS PIN #73500021 Report a problem
        6/17/2026Price change$2,500,000-3.8%$851/sqft
        Source: MLS PIN #73500021 Report a problem
        5/28/2026Price change$2,600,000-4.6%$886/sqft
        Source: MLS PIN #73500021 Report a problem
        5/7/2026Price change$2,725,000-2.7%$928/sqft
        Source: MLS PIN #73500021 Report a problem
        4/11/2026Listed for sale$2,800,000+600%$954/sqft
        Source: MLS PIN #73500021 Report a problem
        11/30/2004Sold$400,000$136/sqft
        Source: Agent Provided Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$10,139 +0.5%$1,361,000 +4.3%
        2024$10,086 -17.8%$1,304,820 -13.2%
        2023$12,271 +3.1%$1,503,800 +7.2%
        2022$11,900 +8.6%$1,403,300 +10.4%
        2021$10,954 +10.1%$1,270,800 +7.7%
        2020$9,950 +3.6%$1,180,300 +1.6%
        2019$9,606 +13.6%$1,161,500 +12.2%
        2018$8,454 +2%$1,034,800 -0.5%
        2017$8,287 +5%$1,039,800 +4.2%
        2016$7,895 +8.7%$998,100 +9%
        2015$7,264 +8%$916,000 +4.8%
        2014$6,727 +4.1%$873,700 0%
        2013$6,459 $874,000
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

        Explore the cost of this home by adjusting the details. Changes won't be saved.
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        See how much you could borrow to make a competitive offer.
        Get pre-qualified

        Climate risks

        Neighborhood: 02790

        Getting around

        11 / 100
        Car-Dependent
        19 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating

        A local agent can set up tours, give advice and negotiate with sellers.

        Browse local experts

        Similar homes

              Nearby cities

              Nearby neighborhoods

              Nearby zip codes

              Other Westport Topics

                Search
                Updates
                Favorites
                Plan
                Inbox