1 Sunken Valley Drive Mount Sinai, NY $ 1,399,999
1 Sunken Valley Drive
$ 1,399,999
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1 Sunken Valley Drive

Mount Sinai, NY, 11766
$ 1,399,999
Bedrooms5 Baths3.1 Sq 3,400

Monthly Estimate*

$ 9,669

1 Sunken Valley Drive, Mount Sinai, NY 11766 - Image 1
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Single Family Home for sale in Mount Sinai, NY

for $1,399,999 with 5 bedrooms and 3 full baths, 1 half bath. This 3,400 square foot home was built in 2027 on a lot size of 0.7.

Luxury new construction to be built in 2027 at 1 Sunken Valley Drive, Mount Sinai, situated on .70 acres on a cul-de-sac. This thoughtfully designed Colonial offers approximately 3,400 square feet of living space with five bedrooms, three full bathrooms, and one half bath, plus a full basement and attached two-car garage. The proposed exterior pairs crisp white siding with stone accents, contrasting black windows, and a covered front entry for striking curb appeal. Inside, a dramatic two-story foyer welcomes you to a spacious layout featuring a formal dining room, separate den/study, and an expansive living room with fireplace opening to the kitchen. A large center island and separate pantry create an inviting setting for everyday living and entertaining. A first-floor guest bedroom with a nearby full bathroom provides flexible accommodations, while a laundry area and powder room add convenience. Upstairs, the generous primary suite features a walk-in closet and private bathroom with double vanity, soaking tub, and separate shower. Three additional bedrooms and a full hall bathroom complete the second floor. A beautifully planned home combining timeless style, spacious gathering areas, and a versatile layout. Price reflects purchase using a construction loan or cash. Renderings are illustrative; final design, finishes, and specifications are subject to builder confirmation.

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Single Family Active

Price

$ 1,399,999

Bedrooms

5

Full Bath

3

Half Bath

1

Property Type

Single Family

Taxes

$ 0

Style

Colonial

Lot Size

0.7

Year Built

2027

Town/City

Mount Sinai

County/Region

Suffolk

MLS | Web ID

1061070

Features
Interior
Interior Amenities First Floor Bedroom First Floor Full Bath Chandelier Chefs Kitchen Double Vanity Eat-in Kitchen Entrance Foyer Formal Dining High Ceilings In-Law Floorplan Kitchen Island Open Floorplan Pantry Primar
Basement Full
Flooring Hardwood
Total Fireplaces 1
Basement Features Full
Basement (Y/N) Y
Fireplace Y/N Y
Half Baths 1
Total Bedrooms 5
Total Baths 4
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General
Sewer Cesspool
Heating Forced Air
Cooling Central Air
Utilities Electricity Connected
Appliances Dishwasher
Garage Spaces 2
Architectural Style Colonial
Construction Materials Frame
Year Built 2027
Property Subtype Single Family Residence
Tax Year 2026
Parcel Number 0200-093-00-06-00-024-000
County Suffolk County
Property Type Residential
HOA N
Garage Y/N Y
Total Rooms 11
Full Baths 3
High School ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL
City Brookhaven
Senior Community Y/N N
High School District Mount Sinai
Carport Y/N N
Elementary School Mt Sinai Elementary School
Property Attached Y/N N
Tax Annual Amount 0
Middle/Junior High School Mt Sinai Middle School
Property Condition New Construction To Be Built
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Mount Sinai
Elementary School District Mount Sinai
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Exterior
Parking Features Attached Driveway Garage Attached Driveway Garage
Water Source Public
Building Area Total 3812
Waterfront Y/N N
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Internal Only
Street Number 1 1
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* Excluded Features
List By
Bryan J. Karp CBR

Listing Agent

Coldwell Banker American Homes

Broker

631-863-9800

Contact

Affordability Calculator

$9,669
Per Month
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Monthly Principal & Interest
$9,669
Monthly Property Taxes
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Monthly Home Insurance
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Default based on a 30-year fixed rate of 7.375% 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.
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Nearby
4668039 Elementary School
4818774 Middle School
Robert M Grable Jr Mount Sinai High School High School
Pricing History
DatePricePrice ChangeDescription
10/12/2026$1,399,999 Listed Price

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1 Sunken Valley Drive, Mount Sinai, NY, 11766 is a Single Family Home for sale at $1,399,999 with 3,400 sqft and a lot size of 0.7. 1 Sunken Valley Drive has 5 bedrooms, 3.1 baths, and was built in 2027. The property's zip code is 11766 which is in Mount Sinai, NY