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$3,895,000
New Listing

3 Seaforth Lane
Lloyd Harbor, NY 11743

Single Family Residence|Coming Soon
5
Beds
5
Total Baths
4
Full Baths
1
Partial Bath
3,831
SqFt
$1,017
/SqFt
2026
Built
County:
Suffolk
Listing courtesy of Signature Premier Properties jgleusner@signaturepremier.com
3 Seaforth Lane3 Seaforth Lane3 Seaforth Lane3 Seaforth Lane
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Monthly Payment (Est.)

$17,771
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2026 Information is deemed reliable but not guaranteed.

BRAND NEW CONSTRUCTION This is an opportunity to customize your exclusive Luxury Residence. Local prominent builder, will finish to perfection on this incredible flat 2.67 acre beautiful property, landscaped. Thoughtful floorplan incorporated, for enjoyable and essential lifestyle. Mature plantings provide a serene setting. Proposed residence, offering 5 Bedrooms, 1 Bedroom on first floor with full Bath. Kitchen with high end appliances, quartzite, open to Great Room, Office, Dining Room/LV Room. Mud Room for essential usage space next to garage. Radiant heat in Primary Bath and Mud Room. Ceilings Height 10 Ft. on First Floor, 9 Foot and Cathedral on Second Floor, 9 Foot Ceiling in Basement. Stunning oversized custom front window for the ultimate curb appeal. 3 Car Garage, Marvin windows, Maibec siding, Azek trim, Generator ready, 5-8" Oak floors, CVac, Rheem CAC, 300 amp underground electrical service, Navien boiler hot water system, Central vac, Generator ready, Thermadore appliance package, LG washer dryer, Rheem AC, are some of the many amenities offered. This high-end new construction offers fresh on point, sophisticated design. Desirable neighborhood Village location in lovely Cold Spring Harbor, this property is minutes to the Junior and Senior High School, Town, shops, restaurants, train, CSH library and all the local Village has to offer. Private Fort Hill and Lloyd Harbor Beach with mooring rights (fee) and summer camp. Renderings for marketing purposes only. CSHSD #2

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Listing Snapshot
Price 
$3,895,000
Days On Site 
0 Days
Bedrooms 
5
Inside Area (SqFt) 
3,831 sqft
Total Baths 
5
Full Baths 
4
Partial Baths 
1
Lot Size 
2.67 Acres
Year Built 
2026
MLS® Number 
981869
Status 
Coming Soon
Property Tax 
$7,266.73
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Friends & Family
Recent Activity
58 minutes agoListing first seen on site
an hour agoListing updated with changes from the MLS®
General Features
Acres 
2.67
Cross Street 
Fort Hill/Lloyd Lane
Garage 
Yes
Garage Spaces 
3
Levels 
Two
Parking 
Driveway
Property Sub Type 
Single Family Residence
Sewer 
Cesspool
SqFt Total 
6384
Style 
Estate
Utilities 
Electricity Connected
Water Source 
Public
Interior Features
Appliances 
DishwasherDryerENERGY STAR Qualified AppliancesFreezerGas CooktopMicrowaveRangeRefrigeratorStainless Steel Appliance(s)WasherWine Refrigerator
Basement 
Full
Cooling 
Central Air
Fireplace 
Yes
Fireplaces 
1
Flooring 
Wood
Heating 
OtherRadiant Floor
Interior 
Cathedral Ceiling(s)Central VacuumCrown MoldingDouble VanityEat-in KitchenEntrance FoyerHigh CeilingsKitchen IslandOpen FloorplanPantryRecessed LightingSound SystemStorageWalk-In Closet(s)Wet BarWired for Sound
Laundry Features 
Laundry Room
Window Features 
ENERGY STAR Qualified Windows
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Exterior Features
Construction Details 
Frame
Lot Features 
Cleared
Patio And Porch 
PatioPorch
View 
Panoramic
Waterfront Features 
Beach Access
Waterview 
Panoramic
Windows/Doors 
ENERGY STAR Qualified Windows
Community Features
Horse Allowed 
Yes
MLS Area 
Lloyd Harbor
School District 
Cold Spring Harbor
Schools
School District
Cold Spring Harbor
Elementary School
Lloyd Harbor School
Middle School
Cold Spring Harbor High School
High School
Cold Spring Harbor High School
Listing courtesy of Signature Premier Properties jgleusner@signaturepremier.com


Based on information submitted to the MLS GRID as of 2026-05-26 12:39 PM EDT. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Neighborhood & Commute
Source: Walkscore
Disclosure: Community information and market data powered by Constellation Data Labs. Information is deemed reliable but not guaranteed.
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