6 Beds
10,500 sqft
$4,680,000
19 Mallard Drive Lloyd Harbor NY, 11743
Price per sqft
$445.71
Built in
1988
Property size
10,500 sqft
Property type
Residential
Garages
3
Overview
Additional information
- MLSⓇ ID 
- 806473 
Interior features
- Total Stories 
- 3 
- Bedrooms 
- 6 
- Total Bathrooms 
- 9 
- Full Bathrooms 
- 6 
- Half Bathrooms 
- 3 
- Interior Features 
- First Floor Bedroom, Cathedral Ceiling(s), Ceiling Fan(s), Central Vacuum, Chandelier, Eat-in Kitchen, Elevator, Entertainment Cabinets, Entrance Foyer, Formal Dining, Granite Counters, Primary Bathroom, Master Downstairs, Pantry, Sauna, Speakers, Walk-In Closet(s), Wet Bar 
- Appliances 
- Cooktop, Dishwasher, Dryer, Freezer, Microwave, Oven, Refrigerator, Oil Water Heater 
- Floor Description 
- Hardwood 
- Fireplace 
- Yes 
- Cooling 
- Yes 
- Cooling Description 
- Central Air 
- Heating 
- Yes 
- Heating Description 
- Forced Air, Oil 
- Basement 
- Yes 
Exterior features
- Lot Size 
- 2 Acres 
- Architectural Style 
- Colonial 
- Sewer 
- Cesspool 
School information
- School District 
- Cold Spring Harbor 
- High School 
- Cold Spring Harbor High School 
- Elementary School 
- Lloyd Harbor School 
Other property details
- Taxes 
- $49,463 
- Tax Frequency 
- Annually 
- Days on Market 
- 300 
- Association Fee 
- $1,200 
- Association Fee Frequency 
- Yearly 
- Garage 
- Yes 
- Garage Spaces 
- 3 
- View 
- No 
- County 
- Suffolk County 
- Water Source 
- Public 
- Waterfront 
- Yes 
- Waterfront Features 
- Beach Access 
- Utilities 
- See Remarks 
- 55+/Senior Community 
- No 
Listing history
- 10/24/2025Price change 
- $4,680,000 (-3%) 
- 4/14/2025Price change 
- $4,780,000 (-5%) 
- 12/28/2024Status change 
- Active 
Listed by Huailing Deng Rui Zhang CBR with Daniel Gale Sothebys Intl Rlty
Listing Contact: 516-759-4800 
All information deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) nor X Marks The Spot Home Services shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless.
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Data last updated 8:25 AM UTC, 10/25/2025