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3 Seaforth Lane

Lloyd Harbor, NY, 11743

$4,290,000
5Bedrooms
5Bathrooms
5,200Interior sq ft
2.67Acres
2026Year built

AN INTRODUCTION

A closer look.

BRAND NEW CONSTRUCTION ~ TO BE BUILT. This is an opportunity to customize your exclusive Luxury Residence. This home has an expected completion of early 2027. Local prominent builder, will finish to perfection on this incredible flat 2.67 acre of beautiful property. Thoughtful floorplan incorporated, with proposed residence, offering 5 Bedrooms, Kitchen with high end appliances, quartz countertops, open to Great Room, Office/Bedroom Ensuite on first, Dining Room and Mud Room. Radiant heat in Primary Bath and Mud Room. In addition, this new residence offers; 2 Laundry Rooms one on 1st and 2nd floor, Bonus Room over Garage. The Great Room encompasses a wall of glass overlooking the stunning property, including 4 French doors with additional windows, offering an abundance of natural light. The French doors open to an outside patio with covered porch for multi seasonal enjoyment. Ceilings Height 10 Ft. on First Floor, 9 Foot and Cathedral on Second Floor, 9 Foot Ceiling in Basement. Stunning oversized custom front window with bronze finish for the ultimate curb appeal. 3 Car Garage, side loaded, situated on the left side of the home. Marvin windows, Maibec siding, Azek trim, 5" Oak floors, Rheem CAC, 300 amp underground electrical service, Navien boiler hot water system, Central vac, Thermadore appliance package, LG washer dryer, are some of the many amenities offered. This high-end new construction offers fresh on point, sophisticated design. Mature plantings provide a serene setting. Spectacular setting close to Fort Hill Beach, Town, shops, restaurants, train, CSH library and all the local Village has to offer. Assoc. fee of $2,250. Private Fort Hill and Lloyd Harbor Beach with mooring rights, cabana, tennis and summer camp (fee). (Renderings for marketing purposes only) CSHSD #2

Property overview

Property type
Single Family Residence
Architecture
Estate
Year built
2026
Lot size (sq ft)
116,305
Status
Active
Listed
2026-06-09
MLS number
KEY981869

Interior & comfort

Interior features
First Floor Bedroom, First Floor Full Bath, Cathedral Ceiling(s), Central Vacuum, Crown Molding, Double Vanity, Eat-in Kitchen, ENERGY STAR Qualified Door(s), Entrance Foyer, Formal Dining, High Ceilings, Kitchen Island, Open Floorplan, Pantry, Primary Bathroom, Quartz/Quartzite Counters, Recessed Lighting, Sound System, Storage, Walk-In Closet(s), Washer/Dryer Hookup, Wet Bar, Wired for Sound
Appliances
Dishwasher, Dryer, ENERGY STAR Qualified Appliances, Freezer, Gas Cooktop, Microwave, Range, Refrigerator, Stainless Steel Appliance(s), Washer, Wine Refrigerator
Heating
Other, Radiant Floor
Cooling
Central Air
Basement
Full
Fireplaces
1

Outdoors & amenities

Parking
Driveway
Garage spaces
3
Waterfront
Beach Access
Views
Panoramic

Schools & location

Postal town
Lloyd Harbor
County
Suffolk County
School district
Cold Spring Harbor
Elementary school
Lloyd Harbor School
Middle school
Cold Spring Harbor High School
High school
Cold Spring Harbor High School

Taxes & utilities

Annual property taxes
$7,267
Tax year
2026
Association
Yes
Association fee
$2,250
Water
Public
Sewer
Cesspool

Listing courtesy of Signature Premier Properties · 631-692-4800
MLS #KEY981869 · Active