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 Team ROASTARR 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