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$8,937,200
220 Days On Site

660 Chicken Valley Road
Matinecock, NY 11560

For Sale|Single Family Residence|Active
6
Beds
12
Total Baths
9
Full Baths
3
Partial Baths
10,000
SqFt
$894
/SqFt
2004
Built
County:
Nassau
Listing courtesy of Daniel Gale Sothebys Intl Rlty [email protected]

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660 Chicken Valley Road660 Chicken Valley Road660 Chicken Valley Road660 Chicken Valley Road
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660 Chicken Valley Road | Locust Valley, Long Island Gold Coast Positioned within the most coveted enclave of Locust Valley on Long Island’s historic Gold Coast, 660 Chicken Valley Road is not merely a residence—it is a private estate of enduring significance, designed for a highly discerning buyer who values legacy, discretion, and uncompromising quality. Set across approximately 5.33 acres of secluded, manicured grounds and encompassing nearly 16,500 square feet of interior living space, the estate embodies a rare combination of architectural integrity, refined craftsmanship, and long-term asset strength—an offering seldom available in today’s market. Architectural Integrity & Engineering Excellence The residence far exceeds conventional residential standards, delivering exceptional structural durability and long-term stability. Every element—from roofing systems to drainage engineering, from acoustic insulation to thermal efficiency—has been executed to a near commercial-grade level, ensuring the property performs as beautifully as it presents over time. A fully integrated geothermal heating system, paired with advanced climate and humidity control, provides year-round comfort while preserving fine art, furnishings, and materials at an optimal level. Smart home integration allows full remote operation globally, supported by central vacuum, multi-zone climate control, and a whole-house generator—ensuring seamless living without compromise. Security and privacy are paramount, with dual gated access, an extended private drive, and discreet contingency features that elevate the estate to a level of true residential security. Interiors | Bespoke Craft, Quiet Luxury The interior experience is defined not by excess, but by precision. From hand-finished hardwood floors to finely executed crown moldings, each detail reflects a commitment to craftsmanship that is increasingly rare. The kitchen and service areas are appointed with best-in-class appliances—including Wolf, Sub-Zero, and Miele—integrated with custom millwork and carefully selected stone surfaces. These spaces function equally as a private culinary environment and a sophisticated setting for entertaining. The primary suite is conceived as a private retreat, featuring a fireplace, a fully appointed dressing room, and a spa-caliber bathroom with radiant heated floors, a freestanding soaking tub, and a multi-function shower system—delivering a daily experience of understated indulgence. Technology is seamlessly embedded throughout the home, integrating lighting, climate, and security into a unified system that supports effortless, modern living while preserving warmth and timeless character. Grounds | A Private Landscape of Distinction The estate grounds offer a level of scale and privacy rarely achieved. A defining feature is the approximately 2,000-foot cherry blossom-lined drive, creating a seasonal spectacle that transforms the approach into an experience of quiet grandeur—both cinematic and deeply personal. The landscape unfolds with expansive lawns, mature trees, and curated outdoor environments designed for both solitude and large-scale entertaining. Recreational amenities further enhance the lifestyle offering, positioning the estate as a true private resort. Location & Investment Perspective Locust Valley remains one of the most tightly held and supply-constrained markets on the Gold Coast. Properties of this caliber—combining land scale, construction quality, and privacy—are increasingly rare. This offering represents not only a primary or secondary residence, but a strategic long-term asset with strong preservation of value and generational appeal. 660 Chicken Valley Road is not defined by square footage alone, but by what it represents. It is a residence for those who understand that true luxury is not declared—it is recognized. Here, ownership is not simply acquired. It is inherited forward.

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Listing Snapshot
Price 
$8,937,200
Days On Site 
220 Days
Bedrooms 
6
Inside Area (SqFt) 
10,000 sqft
Total Baths 
12
Full Baths 
9
Partial Baths 
3
Lot Size 
5.33 Acres
Year Built 
2004
MLS® Number 
958234
Status 
Active
Property Tax 
$86,592
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
N/A
Friends & Family
Recent Activity
3 months agoPrice changed to $8,937,200
3 months agoListing updated with changes from the MLS®
7 months agoStatus changed to Active
7 months agoListing first seen on site
General Features
Acres 
5.33
Garage 
Yes
Garage Spaces 
4
Parking 
Garage
Parking Spaces 
4
Property Sub Type 
Single Family Residence
Sewer 
Other
SqFt Total 
10000
Style 
Estate
Utilities 
Cable Available
Water Source 
PrivateWell
Interior Features
Appliances 
Other
Cooling 
Central Air
Heating 
Forced AirNatural GasRadiant
Interior 
Cathedral Ceiling(s)Eat-in KitchenEntrance FoyerGranite CountersPantryWalk-In Closet(s)Wet Bar
Basement 
Level - BasementDescription - Fully finished walk-out lower level designed for lifestyle living, featuring an entertainment room, playroom, and flexible recreation space for gathering, wellness, or leisure.
Bedroom 1 
Level - FirstDescription - Main-level bedroom suite, offering comfort, privacy, and flexibility for guests, extended family, or staff accommodations.
Bedroom 2 
Level - SecondDescription - Spacious second-floor bedroom suite, offering comfort, natural light, and a peaceful retreat setting.
Bedroom 3 
Level - SecondDescription - Spacious second-floor bedroom suite, offering comfort, natural light, and a peaceful retreat setting.
Dining Room 
Level - FirstDescription - Formal dining room with fireplace, crafted for grand entertaining and refined family gatherings. Custom parquet flooring adds warmth, texture, and architectural distinction, setting it apart from ordinary wood flooring.
Kitchen 
Level - FirstDescription - Oversized chef’s eat-in kitchen with butler’s pantry, premium appliances, expansive prep space, and seamless flow for both daily living and entertaining.
Laundry 
Level - BasementDescription - Dedicated laundry room on the lower level, providing functional utility and convenience for daily household operation.
Lavatory 
Level - FirstDescription - Two well-appointed powder rooms conveniently located on the main level for guests and everyday functionality.
Living Room 
Level - FirstDescription - Grand formal living room with fireplace, designed for elegant entertaining and refined everyday living. Beautifully finished with custom parquet flooring, the space showcases a level of craftsmanship and visual richness far beyond standard flooring, while adjoining study/library and entertainment areas enhance both comfort and sophistication.
Primary Bathroom 
Level - SecondDescription - Spa-inspired primary bath with separate shower and Jacuzzi tub, designed for relaxation and indulgence with generous proportions and refined finishes.
Primary Bedroom 
Level - SecondDescription - Luxurious primary suite featuring a private family office, two walk-in closets, fireplace, and private balcony, creating a true sanctuary with warmth, scale, and tranquility.
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Exterior Features
Construction Details 
Blown-In InsulationBrick
Pool Features 
Private
Private Pool 
Yes
Community Features
School District 
Locust Valley
Schools
School District
Locust Valley
Elementary School
Bayville Elementary School
Middle School
Locust Valley Middle School
High School
Locust Valley High School
Listing courtesy of Daniel Gale Sothebys Intl Rlty [email protected]


Based on information submitted to the MLS GRID as of 2026-09-11 11:46 AM 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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