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For sale
  • $4,250,000

    19 Mallard Drive, Lloyd Harbor, NY 11743

    6beds
    10,500sqft
    Loading
    Single Family Residence, Residential
    Built in 1988
    2.79 Acres Lot
    $-- Zestimate®
    $405/sqft
    $100/mo HOA

    What's special

    Four additional en-suite bedroomsDramatic high ceilingsFully enclosed indoor spaPrivate movie theaterDivine master wing
    Welcome to Swan’s Cove, a masterpiece of waterfront luxury perched along Lloyd Harbor’s Gold Coast on in Lloyd Neck. This estate spans a magnificent 10,500 square feet across three levels of breathtaking living space, meticulously designed to capture panoramic views of the Long Island Sound and Oyster Bay from every angle. Tucked away on a tranquil private road within the Cold Spring Harbor School District #2, the property offers a cinematic perspective where sunrise mists, sailboats at golden hour, and sweeping western sunsets become part of your daily rhythm. The residence itself is a statement of sophistication and comfort, featuring dramatic high ceilings and grand formal living spaces bathed in natural light. At the heart of the home, a chef’s kitchen equipped with Sub-Zero, Wolf, and Miele appliances awaits the culinary enthusiast. The accommodations are equally impressive, boasting a divine master wing, four additional en-suite bedrooms, and a separate guest wing for absolute privacy. For those seeking a sanctuary of wellness and entertainment, the estate includes a fully enclosed indoor spa, pool, sauna, gym, tearoom, and a private movie theater. Transitioning outdoors, over 2,200 square feet of multi-level decks provide the ultimate vantage point for the salt air and coastal vistas. Residents also enjoy the premier amenities of the Lloyd Harbor beach and park, which offers tennis, summer camp, a boat ramp, and mooring (fee). This estate is more than a home—it is a timeless sanctuary and a rare opportunity to craft your own legacy in one of Long Island’s most coveted enclaves.
    15 hours
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    268
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    4
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    Zillow last checked:

    Listing updated:

    Listed by:

    EXP Realty 888-276-0630,

    Anthony LaBella 516-765-7090

    Source: OneKey® MLS as distributed by MLS GRID,MLS#: 986062MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 6
      • Bathrooms: 9
      • Full bathrooms: 6
      • 1/2 bathrooms: 3
      Heating
      • Forced Air, Oil
      Cooling
      • Central Air
      Appliances
      • Included: Cooktop, Dishwasher, Oven, Range, Refrigerator, Stainless Steel Appliance(s)
      • Laundry: Laundry Room
      Features
      • First Floor Bedroom, First Floor Full Bath, Beamed Ceilings, Built-in Features, Cathedral Ceiling(s), Chefs Kitchen, Elevator, Entrance Foyer, Formal Dining, High Ceilings, Kitchen Island, Pantry, Primary Bathroom, Master Downstairs, Recessed Lighting, Storage
      • Flooring: Hardwood
      • Basement: Finished,Full
      • Attic: Partially Finished
      • Number of fireplaces: 3
      Interior area
      • Total structure area: 10,500
      • Total interior livable area: 10,500 sqft
      Video & virtual tour

      Property

      Parking
      • Total spaces: 3
      • Parking features: Garage
      • Garage spaces: 3
      Features
      • Has private pool: Yes
      • Pool features: Indoor
      • Has spa: Yes
      • On waterfront: Yes
      • Waterfront features: Lake Front
      Lot
      • Size: 2.79 Acres
      Details
      • Parcel number: 0403006000200016002
      • Special conditions: None

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Colonial
      • Property subtype: Single Family Residence, Residential
      Materials
      • Advanced Framing Technique, Aluminum Siding, Shake Siding
      Condition
      • Year built: 1988

      Utilities & green energy

      • Sewer: Cesspool
      • Water: Public
      • Utilities for property: Water Available

      Community & HOA

      HOA
      • Has HOA: Yes
      • Services included: Common Area Maintenance, Snow Removal
      • HOA fee: $1,200 annually
      Location
      • Region: Lloyd Harbor

      Financial & listing details

      • Price per square foot: $405/sqft
      • Tax assessed value: $15,900
      • Annual tax amount: $59,946
      • Date on market: 4/16/2026
      • Cumulative days on market: 67 days
      • Listing agreement: Exclusive Right To Sell

        Estimated market value

        Not available

        Estimated sales range

        Not available

        Not available

        Price history

        DateEventPrice
        8/4/2026Listed for sale$4,250,000$405/sqft
        Source: OneKey® MLS as distributed by MLS GRID #986062 Report a problem
        7/20/2026Listing removed$4,250,000$405/sqft
        Source: eXp Realty #986062 Report a problem
        7/16/2026Listed for sale$4,250,000-5.6%$405/sqft
        Source: OneKey® MLS as distributed by MLS GRID #986062 Report a problem
        6/18/2026Listing removed$4,500,000$429/sqft
        Source: eXp Realty #986062 Report a problem
        6/3/2026Listed for rent$25,000+8.7%$2/sqft
        Source: OneKey® MLS as distributed by MLS GRID #1008368 Report a problem
        4/16/2026Listed for sale$4,500,000-3.8%$429/sqft
        Source: OneKey® MLS as distributed by MLS GRID #986062 Report a problem
        12/2/2025Listing removed$23,000$2/sqft
        Source: OneKey® MLS as distributed by MLS GRID #860626 Report a problem
        11/5/2025Price change$23,000+9.5%$2/sqft
        Source: OneKey® MLS as distributed by MLS GRID #860626 Report a problem
        10/24/2025Price change$4,680,000-2.1%$446/sqft
        Source: OneKey® MLS as distributed by MLS GRID #806473 Report a problem
        5/12/2025Listed for rent$21,000-16%$2/sqft
        Source: OneKey® MLS as distributed by MLS GRID #860626 Report a problem
        4/14/2025Price change$4,780,000-4%$455/sqft
        Source: OneKey® MLS as distributed by MLS GRID #806473 Report a problem
        12/28/2024Listed for sale$4,980,000-3.7%$474/sqft
        Source: OneKey® MLS as distributed by MLS GRID #806473 Report a problem
        11/7/2024Listing removed$25,000$2/sqft
        Source: Douglas Elliman Report a problem
        8/10/2024Price change$25,000-15.3%$2/sqft
        Source: Douglas Elliman Report a problem
        8/5/2024Price change$29,500-7.8%$3/sqft
        Source: Douglas Elliman Report a problem
        7/11/2024Listed for rent$32,000$3/sqft
        Source: Douglas Elliman Report a problem
        6/19/2024Listing removed--
        Source: OneKey® MLS as distributed by MLS GRID #3544042 Report a problem
        4/18/2024Listed for sale$5,168,800+3.6%$492/sqft
        Source: OneKey® MLS as distributed by MLS GRID #3544042 Report a problem
        3/7/2024Listing removed--
        Source: OneKey® MLS as distributed by MLS GRID #3511592 Report a problem
        10/19/2023Listed for sale$4,988,888$475/sqft
        Source: OneKey® MLS as distributed by MLS GRID #3511592 Report a problem
        8/10/2023Listing removed--
        Source: OneKey® MLS as distributed by MLS GRID #3463295 Report a problem
        4/24/2023Price change$4,988,888-3.5%$475/sqft
        Source: OneKey® MLS as distributed by MLS GRID #3463295 Report a problem
        3/20/2023Listed for sale$5,168,888+95.1%$492/sqft
        Source: OneKey® MLS as distributed by MLS GRID #3463295 Report a problem
        3/3/2009Sold$2,650,000$252/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025-- $15,900
        2024-- $15,900
        2023-- $15,900
        2022-- $15,900
        2021-- $15,900 -7.7%
        2020-- $17,225
        2019-- $17,225
        2018-- $17,225
        2017$46,587 $17,225
        2016-- $17,225 -9.3%
        2015-- $19,000
        2014-- $19,000
        2013-- $19,000
        2012-- $19,000 -17.8%
        2011-- $23,125
        2010-- $23,125 +16.6%
        2009-- $19,825
        2008-- $19,825
        2007$38,199 +19.7%$19,825
        2005$31,925 +13%$19,825
        2004$28,260 +10.4%$19,825
        2003$25,607 +8.6%$19,825
        2002$23,584 +4.8%$19,825
        2001$22,504 +1.4%$19,825
        2000$22,192 $19,825
        Find assessor info on the county website

        Monthly payment

        Estimated monthly payment$1,822
        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.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: Lloyd Neck

        Getting around

        0 / 100
        Car-Dependent
        16 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating
        Schools provided by the listing agent
        • Elementary: Lloyd Harbor School
        • Middle: Cold Spring Harbor High School
        • High: Cold Spring Harbor High School

        Source: OneKey® MLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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