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$19,500,000
9 Days On Site

31 Fort Hill Drive
Lloyd Harbor, NY 11743

For Sale|Single Family Residence|Active
13
Beds
10
Full Baths
4
Partial Baths
28,000
SqFt
$696
/SqFt
1910
Built
County:
Suffolk
Listing courtesy of Serhant LLC js@serhant.com

Due to the health concerns created by Coronavirus we are offering personal 1-1 online video walkthough tours where possible.

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718.939.8388
Upcoming Open Houses
Due to COVID-19, we recommend you verify Open Houses before attending.
Thu, Apr 24 9 PM - 11 PM UTC
31 Fort Hill Drive31 Fort Hill Drive31 Fort Hill Drive31 Fort Hill Drive
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Welcome to 31 Fort Hill Drive, a landmark estate perched atop 10 private acres in the prestigious enclave of Lloyd Harbor. Set across two parcels with 1,800 feet of private beachfront and a deep-water dock, this extraordinary compound offers uninterrupted, panoramic views of the Long Island Sound—widely regarded as among the finest vantage points on the North Shore. Steeped in natural beauty and rich American history, the estate sits on Fort Hill, a site of Revolutionary War significance where signal beacons once watched over the Sound. Today, the same elevated terrain offers a rare sense of seclusion, grandeur, and sweeping coastal vistas that change with every season and every tide. This custom brick residence is a masterwork of craftsmanship and scale, featuring 13 bedrooms, 10 full bathrooms, and four half baths. Elegant interior spaces include a sunlit solarium, a stately library, and an expansive, exquisitely detailed ballroom designed for unforgettable gatherings. Seven fireplaces, intricate millwork, and curated architectural details throughout add a sense of timeless refinement. A fully renovated gourmet kitchen anchors the home’s living spaces, offering high-end appliances, classic finishes, and effortless flow into formal and informal dining areas. Whether you’re hosting intimate family dinners or large-scale entertaining, the home rises to every occasion. Additional amenities include staff quarters, a 16-car garage with guest apartment suites above, a state of the art geothermal system, and flexible bonus rooms ideal for a private theater, wellness space, or art studio. Outdoors, a 3-acre curated garden with a greenhouse, invites peaceful strolls and moments of serenity amidst manicured plantings. From sunrise over the water to evenings under the stars, this is a home where every day is defined by natural splendor, privacy, and possibility. Just moments from Huntington Village and the train to NYC and located within the award-winning Cold Spring Harbor School District, 31 Fort Hill Drive is more than a home—it’s a legacy estate where history, beauty, and lifestyle converge.

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Listing Snapshot
Price 
$19,500,000
Days On Site 
9 Days
Bedrooms 
13
Inside Area (SqFt) 
28,000 sqft
Total Baths 
14
Full Baths 
10
Partial Baths 
4
Lot Size 
10 Acres
Year Built 
1910
MLS® Number 
846697
Status 
Active
Property Tax 
$164,620.98
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Friends & Family
Recent Activity
a week agoListing first seen on site
a week agoListing updated with changes from the MLS®
General Features
Acres 
10
Garage 
Yes
Garage Spaces 
16
Property Sub Type 
Single Family Residence
Sewer 
Cesspool
SqFt Total 
28000
Style 
Estate
Utilities 
Electricity Connected
Water Source 
Public
Interior Features
Appliances 
DishwasherDryerMicrowaveOven
Basement 
Unfinished
Cooling 
Central Air
Fireplace 
Yes
Fireplaces 
7
Heating 
GeothermalOilSteam
Interior 
Beamed CeilingsBreakfast BarBuilt-in FeaturesCrown MoldingDouble VanityDry BarEat-in KitchenEntrance FoyerGranite CountersHigh CeilingsIn-Law FloorplanKitchen IslandNatural WoodworkWalk-In Closet(s)Wet Bar
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Exterior Features
Construction Details 
Brick
Frontage 
1800
Lot Features 
Waterfront
View 
PanoramicWater
Waterfront Features 
Beach AccessBeach FrontWaterfrontWaterfront Access
Waterview 
PanoramicWater
Community Features
Horse Allowed 
Yes
School District 
Cold Spring Harbor
Schools
School District
Cold Spring Harbor
Elementary School
Goosehill Primary Center
Middle School
Cold Spring Harbor High School
High School
Cold Spring Harbor High School
Listing courtesy of Serhant LLC js@serhant.com


Based on information submitted to the MLS GRID as of 2025-04-19 02:45 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
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