550 Moriches Road
Head of the Harbor, NY, 11780 $ 3,790,000
Bedrooms5 Baths7.1 Sq 7,000 Monthly Estimate*
$ 23,336
for $3,790,000 with 5 bedrooms and 7 full baths, 1 half bath. This 7,000 square foot home was built in 2026 on a lot size of 2.33.
Set within one of Long Island’s most prestigious and private villages, this extraordinary custom-built estate offers over 7,000 square feet of refined living space with an Elevator to service all Floors set on a breathtaking 2.35-acre wooded property, complemented by an additional one-acre private driveway. A seamless blend of timeless architecture and modern luxury, this residence has been thoughtfully designed with superior craftsmanship and uncompromising quality throughout. A sweeping asphalt and stone driveway with cobblestone edging welcomes you to this impressive two-story traditional home. Inside, an elevator to service all floors of the home, soaring ceilings create an unparalleled sense of space — including a dramatic 20'6" two-story foyer and family room, 10-foot ceilings on the main level, and a full 10-foot walk-out basement offering endless possibilities. Main Level Elegance. The heart of the home is a spectacular chef’s kitchen featuring: * Custom cabinetry * Granite or Quartz countertops * Expansive center island with prep sink * Radiant-heated porcelain flooring Entertain effortlessly in the formal dining room with built-in cabinetry, elegant millwork, and premium stone surfaces. The two-story family room showcases a modern linear gas fireplace beneath a coffered ceiling, creating a striking focal point. An en-suite bedroom provides flexibility for guests or extended family. Additional highlights include a radiant-heated powder room and a covered rear porch with gas fireplace — perfect for year-round outdoor living. Upper-Level Retreat: The second floor features **four en-suite bedrooms**, each with custom closet systems and wide White Oak flooring. The primary suite is a sanctuary, boasting a spa-inspired bath with a large steam shower, radiant heated floors, and deluxe Kohler fixtures. Exceptional Construction & Infrastructure: Built for longevity and performance, this estate includes: * Engineered wood web floor joists *Oversize 3 Car Attached Garage * 400-amp electric service * Natural gas service for heating, hot water, dryer, future generator & pool * Public water via Suffolk County Water Authority * Seven oversized drywells for optimal drainage Throughout the home, meticulous detailing includes wide White Oak hardwood flooring, heavy base moldings, chair rail and crown moldings, and an extra-wide custom staircase with open railings. A rare opportunity to own a masterfully constructed estate in one of Long Island’s most exclusive enclaves — where privacy, luxury, and timeless design converge.
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FeaturesInteriorInterior Amenities First Floor Bedroom First Floor Full Bath Built-in Features Cathedral Ceiling(s) Chefs Kitchen Eat-in Kitchen Entrance Foyer Formal Dining Kitchen Island Pantry Primary Bathroom Walk-In Closet(s) Was
Basement Full Unfinished Walk-Out Access
Total Fireplaces 2
Fireplace Features Gas
Basement Features Full Unfinished Walk-Out Access
Basement (Y/N) Y
Fireplace Y/N Y
Half Baths 1
Total Bedrooms 5
Total Baths 8
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GeneralSewer Septic Tank
Heating Natural Gas
Cooling Central Air
Utilities See Remarks
Appliances Other
Garage Spaces 3
Architectural Style Colonial
Construction Materials Frame
Year Built 2026
Property Subtype Single Family Residence
Tax Year 2025
Parcel Number 0801-006-00-01-00-026-002
County Suffolk County
Property Type Residential
HOA N
Garage Y/N Y
Total Rooms 13
Full Baths 7
Directions located on Moriches road between Wetherill lane and Fifty Acres road. on same side as Wetherill lane. old dirt driveway still exists.
High School Smithtown High School-East
City Smithtown
Senior Community Y/N N
High School District Smithtown
Carport Y/N N
Elementary School St James Elementary School
Property Attached Y/N N
Tax Annual Amount 4992.9
Showing Instructions request showing directly from listing/showingtime. You will be emailed showing instructions. details to build attached to listing.
Middle/Junior High School Nesaquake Middle School
Property Condition New Construction Under Construction
Additional Parcels Y/N N
Virtual Tour https://my.matterport.com/show/?m=1fMTHYBzDhM&mls=1 https://my.matterport.com/show/?m=1fMTHYBzDhM
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Smithtown
Elementary School District Smithtown
Tax Assessed Value 2250
Year Built Effective 2026
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ExteriorParking Features Driveway Garage Private Driveway Garage Private
Water Source Public
Spa N
Waterfront Y/N N
Horse Y/N Y
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* Excluded FeaturesList ByKaryn Flores GRI SFRListing Agent
Compass Greater Ny LlcBroker
Affordability Calculator
- Monthly Principal & Interest
- $23,336
- Monthly Property Taxes
- $416
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save NearbySingle family listings in Head of the Harbor, NY
Average List Price $2,106,167
Percent of Sale Price 44%
About Head of the Harbor, NY 1,454 Population
0% Since 2002
$ 179,244 Median Income
35.72 Median Age
43% Households with Children
Trends Information provided by ATTOM Data Solutions.
4099856 Elementary School
4100210 Middle School
Smithtown High School-East High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 2/18/2026 | $3,790,000 | | Listed Price |