Welcome to Lion’s Gate on the Sound, a premier waterfront estate set on over 3 private, gated acres along the Long Island Sound in Mattituck. This move-in-ready sanctuary blends timeless architecture with modern luxury, offering unmatched privacy and sweeping coastal views. A newly resurfaced driveway leads through electronic gates to beautifully lit grounds featuring a restored gazebo, lush lawns, and thoughtful landscaping. Inside, the home shines with freshly refinished hardwood floors, custom details, and a reimagined primary suite with spa-like finishes. Smart-home automation, new TVs, and elegant upgrades enhance everyday living. The finished lower level offers a professional gym, billiard room, and custom bar, while the upgraded garage with epoxy floors and smart tech is ideal for car enthusiasts. Outdoors, enjoy a new dining pavilion, full irrigation, and multiple vantage points for stunning sunsets over the Sound. Perfectly located near vineyards, farm stands, and charming village life, Lion’s Gate on the Sound is more than a home, it’s a legacy estate of luxury, seclusion, and natural beauty. Pool permit pending.
Listed by Kristy B. Naddell
·
Douglas Elliman Real Estate
·
631-354-8100
Last updated October 16, 2025
·
Source: OneKey #907439
Listing Facts
TypeSingle-family
NeighborhoodMattituck
Bedrooms5
Bathrooms8
Days on Prevu104
Taxes$42,666/year
Size8,505 sqft
Price per sqft$882
Amenities
Dishwasher
Private Outdoor Space
Washer/Dryer
Air Conditioning
Parking
Location
Mortgage Calculator
Listing History
10/17/2025
Price Decreased
$7,500,000
09/02/2025
Listed by Douglas Elliman Real Estate
$8,500,000
Property Details for 3875 Hallock Lane
Exterior
Construction
Year Built: 2002
Architectural Style: Estate
Construction Materials: Frame
Exterior Features: Balcony
Features
Patio And Porch Features: Patio, Porch
View: Panoramic, Water
Waterfront Features: Beach Access, Beach Front, Sound, Water Access, Waterfront
Middle Or Junior School: Mattituck Junior-Senior High School
Middle Or Junior School District: Mattituck-Cutchogue
Utilities
Equipment
Cooling: Central Air
Heating: Forced Air, Propane
Sewer: Cesspool
Utilities: Electricity Connected
Water Source: Well
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 5 bedrooms and 8 bathrooms in this single-family home at 3875 Hallock Lane.
What schools are nearby to 3875 Hallock Lane?
Nearby schools include the Mattituck-Cutchogue Elementary Sch, Mattituck Junior-Senior High School, and Mattituck Junior-Senior High School.
Does this single-family home have parking?
Yes, there are 3 parking spaces available for 3875 Hallock Lane.
What are the annual taxes for 3875 Hallock Lane?
Annual taxes for this single-family home are estimated at $42,666.
How does 3875 Hallock Lane compare to other single-family homes in Mattituck?
This single-family home is listed 292% above the average price for single-family homes in Mattituck and has been on the market for 32 less days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 8,505 sqft.
3875 Hallock Lane is a 5-bedroom, 8-bath single-family home for sale in Mattituck NY 11952. Available on Prevu for 104 days at $7,500,000. This includes a recent price decrease of $1,000,000. This home features 8,505 square feet of living space, located in Mattituck. The median listing price for single-family homes in this area is $1,225,000. Nearby schools include Mattituck-Cutchogue Elementary Sch, Mattituck Junior-Senior High School, and Mattituck Junior-Senior High School. The home offers private outdoor space, dishwasher, air conditioning, parking, and washer/dryer. Browse more single-family home listings in Suffolk County.
The data relating to real estate for sale on this website comes in part from the IDX
Program of OneKey™ MLS. The source of the displayed data is either the property owner
or public record provided by non-governmental third parties. It is believed to be reliable
but not guaranteed. This information is provided exclusively for consumers’ personal,
non-commercial use. Information Copyright 2025, OneKey™ MLS. All Rights Reserved.
Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.