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For sale
  • $4,975,000

    20 Hillside Rd, Southampton, NY 11968

    4beds
    3,853sqft
    Single Family Residence
    Built in 1987
    4.32 Acres Lot
    $4,722,100 Zestimate®
    $1,291/sqft
    $-- HOA

    What's special

    Tennis courtResort-like amenitiesSerene estateAcres of lush groundsVaulted ceilingsCustom-built homeGraciously-proportioned rooms
    Welcome to 20 Hillside Road, a serene estate set on over 4 acres of beautifully-manicured grounds. This custom-built home has been meticulously cared for over three decades, and offers an exceptional blend of privacy, tranquility, and natural beauty. Inside, graciously-proportioned rooms, vaulted ceilings, and large windows create a bright, airy ambiance that serves as a canvas for your lifestyle. Step outside to enjoy a suite of resort-like amenities, including a gunite pool with cabana, a tennis court, and acres of lush grounds. Just under five miles from the heart of Southampton Village, the property provides easy access to celebrated dining, boutique shops, and world-renowned beaches, while maintaining the sense of retreat that makes it a true haven. Take advantage of this rare opportunity, best appreciated in person. Come and see for yourself!
    183 days
    |
    428
    |
    23
    |

    Zillow last checked: 7 hours ago

    Listing by:

    Sotheby's International Realty 212-580-3969,

    Deirdre Devita - Associate Real Estate Broker 212-580-3969

    Source: Out East,MLS#: 391071

    Tour with a local agent

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 5
      • Full bathrooms: 4
      • 1/2 bathrooms: 1
      Cooling
      • Central Air
      Features
      • Basement: Yes
      • Has fireplace: Yes
      Interior area
      • Total structure area: 3,853
      • Total interior livable area: 3,853 sqft
      Video & virtual tour

      Property

      Parking
      • Parking features: GarageAttached
      • Has attached garage: Yes
      Features
      • Stories: 2
      • Exterior features: Tennis Court(s)
      • Has private pool: Yes
      Lot
      • Size: 4.32 Acres
      Details
      • Parcel number: 0900177000200034007

      Construction

      Type & style
      • Home type: SingleFamily
      • Property subtype: Single Family Residence
      Condition
      • New construction: No
      • Year built: 1987

      Community & HOA

      Location
      • Region: Southampton

      Financial & listing details

      • Price per square foot: $1,291/sqft
      • Tax assessed value: $1,420,800
      • Date on market: 9/17/2025
      • Lease term: Contact For Details

        Estimated market value

        $4,722,100

        $4.49M - $4.96M

        $10,200/mo

        Price history

        Price history
        DateEventPrice
        9/17/2025Listed for sale$4,975,000$1,291/sqft
        Source: Out East #391071 Report a problem

        Public tax history

        Public tax history
        YearProperty taxesTax assessment
        2024-- $1,420,800
        2023-- $1,420,800
        2022-- $1,420,800
        2021-- $1,420,800
        2020-- $1,420,800
        2019-- $1,420,800 +20.6%
        2018-- $1,177,800
        2017$11,170 $1,177,800
        2016-- $1,177,800
        2015-- $1,177,800
        2014-- $1,177,800
        2013-- $1,177,800
        2012-- $1,177,800 -15%
        2011-- $1,385,600 +2.5%
        2007$10,358 -13.8%$1,351,300 +2.4%
        2005$12,019 +46.5%$1,320,032 +8575.3%
        2004$8,204 +4.7%$15,216 +0.6%
        2003$7,840 +10%$15,124
        2002$7,129 +14.6%$15,124
        2001$6,218 +7.5%$15,124
        2000$5,782 $15,124

        Find assessor info on the county website

        BuyAbility℠ payment

        Estimated monthly payment
        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.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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        Climate risks

        Neighborhood: 11968

        Nearby schools

        GreatSchools rating

        Local experts in 11968

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