3875 Hallock Ln

Mattituck, NY 11952

$7,500,000
Price
5
Beds
8,505 Sq. Ft.
$882 / Sq. Ft.
8,505
Sq. Ft.
$882
per Sq. Ft.
Rear view of house featuring a chimney, stone siding, driveway, and a lawn
Back of property at dusk featuring curved driveway, a chimney, a lawn, and a water view
Water view
View of patio with a water view and a fire pit
Back of house with a balcony, a yard, and a chimney
Aerial view at dusk of view of water and beach
Foyer entrance featuring stairs, parquet flooring, and a towering ceiling
Lobby with stairway, a high ceiling, and crown molding
Entrance foyer featuring stairway, arched walkways, a towering ceiling, a chandelier, and ornamental molding
Kitchen featuring backsplash, wall chimney range hood, light stone counters, luxury range, and decorative light fixtures
Kitchen featuring a breakfast bar, light stone countertops, pendant lighting, stainless steel built in refrigerator, and ornamental molding
Dining room featuring crown molding and healthy amount of natural light
Dining area featuring a fireplace, crown molding, plenty of natural light, and a chandelier
Bedroom featuring light wood-style floors, beamed ceiling, coffered ceiling, and recessed lighting
Bedroom featuring wood finished floors, beamed ceiling, a fireplace, recessed lighting, and coffered ceiling
View of sunroom
Office featuring light wood-style flooring, beamed ceiling, coffered ceiling, and crown molding
Living area featuring wooden walls, healthy amount of natural light, and wood finished floors
Bathroom featuring tile walls, a bath, a stall shower, two vanities, and backsplash
Bathroom with a garden tub and a water view
Living area featuring crown molding and wood finished floors
Bathroom with tile walls, vanity, wainscoting, a stall shower, and a bath
Bedroom featuring a water view, crown molding, wood finished floors, an accent wall, and access to exterior
View of bedroom
View of bedroom
Full bathroom with a freestanding bath, tile walls, vanity, crown molding, and recessed lighting
Living room featuring lofted ceiling and a fireplace
Bedroom with carpet, vaulted ceiling, a ceiling fan, and ornamental molding
Kitchen with light wood-type flooring, dark stone countertops, recessed lighting, and white cabinetry
Playroom with pool table, coffered ceiling, beamed ceiling, and light wood-type flooring
Rec room with pool table, arched walkways, a tray ceiling, recessed lighting, and light wood-style flooring
Foyer entrance featuring arched walkways, crown molding, and wood finished floors
Sitting room featuring crown molding and wood finished floors
View of patio / terrace featuring an outdoor living space with a fire pit and a water view
Patio terrace at dusk featuring outdoor dining space, a patio, and a ceiling fan
Patio / terrace featuring a patio and an outdoor living space
View of front of house with a balcony, a chimney, stone siding, and a high end roof
Rear view of house with a chimney, curved driveway, a yard, and stone siding
Back of house at dusk featuring a chimney, stone siding, a yard, and a high end roof
View of balcony
Balcony at dusk featuring a water view and a patio
French provincial home featuring a gate, a fenced front yard, decorative driveway, and a chimney
Water view
Aerial view of property and surrounding area featuring a large body of water
Water view with local beach
View of side of home featuring decorative driveway and stone siding
Water view

Description

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...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.

Property Details for 3875 Hallock Lane

City/Township
Southold
View
Panoramic, Water
Architectural Style
Estate
Garage Spaces
3.00
Waterfront
Yes
LISTING UPDATED: 10/16/2025 06:21 PM

Property Details for 3875 Hallock Lane

StatusActive
MLS #907439
Days on Market93
Taxes$42,666 / year
HOA Fees-
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeSingle Family
Year Built2002
Lot Size3.30 AC / 143,748 SF
CountySuffolk County

Location

Listing Courtesy of Douglas Elliman Real Estate, Kristy B. Naddell
Add your commute

Building Information for 3875 Hallock Lane

Stories-Year Built2002Building Size-Lot Size3.30 AC / 143,748 SF

Payment Calculator

$40,616 per month

30 year fixed, 6.28% Interest

Principal and Interest

$37,060

Property Taxes

$3,556

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Property Information for 3875 Hallock Lane

Summary
Location and General Information
  • Senior Community YN: No
  • Property Attached: No
  • Structure Type: false
  • Levels: Tri-Level
  • State Or Province: NY
  • Water Access YN: Yes
School Information
  • School District: Mattituck-Cutchogue
  • Elementary School District: Mattituck-Cutchogue
  • Elementary School: Mattituck-Cutchogue Elementary Sch
  • Middle Or Junior School District: Mattituck-Cutchogue
  • Middle Or Junior School: Mattituck Junior-Senior High School
  • High School District: Mattituck-Cutchogue
  • High School: Mattituck Junior-Senior High School
Rental
Rental
  • Lease Considered: No
Unit Information
Unit Information
  • Building Units Total: 1
Taxes and HOA Information
Taxes and HOA Information
  • Parcel Number: 1000-112-00-01-00-008-004
  • Tax Assessed Value: $26,200.00
  • Association: No
Interior and Exterior Features
Interior Features
  • Amenities: 1st Floor Bedrm, Balcony, Beach Access, Beach Front, Cathedral/Vaulted/High Ceiling, Eat in Kitchen, Entrance Foyer, Estate, First Floor Full Bath, Formal Dining, Hardwood Floors As Seen, Panoramic, Pantry, Patio, Porch, Primary Bathroom, Quartz/Quartzite Counters, Sound, Walk In Closet, Water Access, Water View, Waterfront, Well
  • Interior Features: First Floor Bedroom, First Floor Full Bath, Cathedral Ceiling(s), Eat-in Kitchen, Entrance Foyer, Formal Dining, Pantry, Primary Bathroom, 1st Fl Master Bedroom, Quartz/Quartzite Counters, Walk-In Closet(s)
  • Appliances: Dishwasher, Dryer, Microwave, Oven, Range, Refrigerator, Stainless Steel Appliance(s), Washer, Indirect Water Heater
  • Number Of Kitchens: 1.0
  • Total Rooms: 20
  • Primary on Main: Yes
  • Basement: Finished, Full
  • Attic Description: Walkup
  • Fireplace: Yes
  • Fireplaces Total: 4
  • Location Amenities: Stainless Steel Appliances, Balcony, Hardwood Floors As Seen, 1st Fl Master Bedroom, Cathedral/Vaulted/High Ceiling, Eat in Kitchen, Entry Foyer, Foyer, Formal Dining Room, Pantry, Walk In Closet, Patio, Porch, Open View, Water View, Water Access
  • Flooring: Hardwood
  • Basement: Yes
Exterior Features
  • Exterior Features: Balcony
  • Exterior Property Features: Balcony, Patio, Porch, Attached, Private
  • Elevation Certificate: No
  • Patio And Porch Features: Patio,Porch
  • Construction Materials: Frame
  • Waterfront Features: Beach Access, Beach Front, Sound, Water Access, Waterfront
  • Pool Private: No
Lot Information
  • Additional Parcel: No
  • Building Area Units: Square Feet
Parking
  • Parking Features: Attached, Private
  • Garage: Yes
  • Carport: No
Utilities
  • Cooling: Central Air
  • Heating: Forced Air, Propane
  • Heat Fuel Type: Forced Air, Propane
  • Number Of Heating Zones: 6
  • Sewer: Cesspool
  • Water Source: Well
  • Utilities: Electricity Connected
Green Features
  • Green Features: Dishwasher, Dryer, Microwave, Oven, Range, Refrigerator, Stainless Steel Appliance(s), Washer, Indirect Water Heater, Forced Air, Propane, Balcony
Agent
Payment and Rate
  • Down Payment Resource: No

Property History for 3875 Hallock Lane

DateEvent & SourcePriceAppreciation
Nov 1, 2022

Sold (Public Record)

Public Record #1524553608

$3,925,000—
Nov 1, 2022

Sold (Public Record)

Public Record #1524553608

$3,925,000—
DateEvent & SourcePrice
11/01/2022

Sold (Public Record)

Public Record #1524553608

$3,925,000
11/01/2022

Sold (Public Record)

Public Record #1524553608

$3,925,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 3875 Hallock Lane

Taxable ValueLand$4,800Additions$21,400Total$26,200
Home Facts
Beds0Lot Size143,748 SqFtStyleSingle Family ResidenceZoningAC R-80CountySUFFOLKAPN1000-112.00-01.00-008.004

Schools near 3875 Hallock Lane

This home is within Mattituck-Cutchogue Union Free School District.
Rating
School
Type
Grades
Distance
Mattituck Cutchogue Elementary School
Public - K to 6
Mattituck Junior Senior High School
Public - 7 to 12
Rating
School
Distance
Mattituck Cutchogue Elementary School
PublicK to 6

Mattituck Junior Senior High School
Public7 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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More information about 3875 Hallock Lane, Mattituck, NY 11952

3875 Hallock Lane is a single family home for sale in Mattituck, NY 11952. This property was listed for sale on September 2, 2025 by Douglas Elliman Real Estate, it's currently listed at $7,500,000. It has been on the market for a total of 93 days and was last sold on November 1, 2022. This listing's school district is Mattituck-Cutchogue Union Free School District. Nearby schools include Mattituck Cutchogue Elementary School and Mattituck Junior Senior High School. 3875 Hallock Lane is a 5-bed, 8-bath, 8,505 sqft single family home built in 2002.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity. Subject to change at any time. Compass makes no guarantee, warranty or representation regarding the accuracy of any waterfront feature, water view or waterfront view.

Listing Courtesy of Douglas Elliman Real Estate, Kristy B. Naddell

Properties displayed may be listed or sold by various participants in the MLS. Based on information submitted to the MLS GRID as of 12/04/2025 10:50 PM. All data is obtained from various sources and may not have been verified by broker orMLS GRID. Supplied Open House Information is subject to change without notice. All informationshould be independently reviewed and verified for accuracy. Properties may or may not be listed bythe office/agent presenting the information.