19 Mallard Drive Lloyd Harbor, NY $ 4,500,000
19 Mallard Drive
$ 4,500,000
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19 Mallard Drive

Lloyd Harbor, NY, 11743
$ 4,500,000
Bedrooms6 Baths6.3 Sq 10,500

Monthly Estimate*

$ 27,707

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Single Family Home for sale in Lloyd Harbor, NY

for $4,500,000 with 6 bedrooms and 6 full baths, 3 half baths. This 10,500 square foot home was built in 1988 on a lot size of 2.79.

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.

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Single Family Active

Price

$ 4,500,000

Bedrooms

6

Full Bath

6

Half Bath

3

Property Type

Single Family

Taxes

$ 59,946

Style

Colonial

Lot Size

2.79

Year Built

1988

Town/City

Lloyd Harbor

County/Region

Suffolk

MLS | Web ID

986062

Features
Interior
Interior Amenities 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 Bathro
Basement Finished Full
Flooring Hardwood
Total Fireplaces 3
Basement Features Finished Full
Basement (Y/N) Y
Fireplace Y/N Y
Half Baths 3
Total Bedrooms 6
Total Baths 9
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General
Sewer Cesspool
Heating Forced Air Oil
Cooling Central Air
Utilities Water Available
Appliances Cooktop Dishwasher Oven Range Refrigerator Stainless Steel Appliance(s)
HOA Fee 1200
Garage Spaces 3
Association Fee Includes Common Area Maintenance Snow Removal
Architectural Style Colonial
Pool Features Indoor
Construction Materials Advanced Framing Technique Aluminum Siding Shake Siding
Year Built 1988
Property Subtype Single Family Residence
Tax Year 2025
Parcel Number 0403-006-00-02-00-016-002
Waterfront Features Lake Front
Assoc Fee Paid Per Annually
County Suffolk County
Property Type Residential
HOA Y
Garage Y/N Y
Total Rooms 14
Full Baths 6
High School Cold Spring Harbor High School
City Huntington
Senior Community Y/N N
High School District Cold Spring Harbor
Carport Y/N N
Elementary School Lloyd Harbor School
Property Attached Y/N N
Tax Annual Amount 59946.81
Middle/Junior High School Cold Spring Harbor High School
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Cold Spring Harbor
Elementary School District Cold Spring Harbor
Tax Assessed Value 15900
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Exterior
Parking Features Garage Garage
Water Source Public
Spa Y
Waterfront Y/N Y
Horse Y/N N
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Internal Only
Street Number 1 19
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* Excluded Features
List By
Anthony LaBella

Listing Agent

Exp Realty

Broker

888-276-0630

Contact

Affordability Calculator

$32,703
Per Month
85%
15%
0%
Monthly Principal & Interest
$27,707
Monthly Property Taxes
$4,996
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
5121323 Elementary School
4100074 Middle School
Cold Spring Harbor High School High School
Pricing History
DatePricePrice ChangeDescription
4/16/2026$4,500,000 Listed Price

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19 Mallard Drive, Lloyd Harbor, NY, 11743 is a Single Family Home for sale at $4,500,000 with 10,500 sqft and a lot size of 2.79. 19 Mallard Drive has 6 bedrooms, 6.3 baths, and was built in 1988. The property's zip code is 11743 which is in Lloyd Harbor, NY