Date
Details
Price
Change
Source
10/12/2026
Listed
$1,399,999
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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Property Description
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.
Full Property Details
Full Property Details for 1 Sunken Valley Dr
General
- Price: $1,399,999
- Status: Active
- Type: Single Family
- Source: Long_Island
- MLS ID: 1061070
- Updated: Today (10/12/2026)
- Added to Site: Today
Interior
- Number of Rooms: 11
- Interior Features: 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, Primary Bathroom, Master Downstairs, Quartz/Quartzite Counters, Recessed Lighting, Soaking Tub, Walk-In Closet(s), Washer/Dryer Hookup
- Fireplace: Yes
- Number of Fireplaces: 1
- Appliances: Dishwasher
- Flooring: Hardwood
Rooms
Bathrooms
- Total Bathrooms: 4
- Full Bathrooms: 3
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 5
Parking
- Garage: Yes
- Garage Spaces: 2
- Parking Features: Attached, Driveway, Garage
Location
- County: Suffolk County
School Information
- High School District: Mount Sinai
- Elementary School: Mt Sinai Elementary School
- Middle School: Mt Sinai Middle School
- High School: ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL
Heating & Cooling
- Central air: Yes
- Cooling Type: Central Air
- Heating Type: Forced Air
Utilities
- Sewer: Cesspool
- Water: Public
- Utility Description: Electricity Connected
Structural Information
- Architectural Style: Colonial
- Detached/Attached: Detached
- Construction: Frame
- Basement: Yes
- Basement Desc.: Full Basement
- Building Size: 3812
- Square Feet: 3,812
- Sq. Ft. Source: Plans
- Year Built: 2027
Lot Features
- Lot Size (Acres): 0.7
- Lot Size (Sq. Ft.): 30,492
Disclosures and Reports
- Special Conditions: None
- Property ID: 0200-093-00-06-00-024-000
Listed by Coldwell Banker American Homes
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Listing agents
— 1 Sunken Valley Dr —
Coldwell Banker American Homes
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631-863-9800
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 1 Sunken Valley Dr
School District:Mount Sinai Union Free School District
| Name | Grades | Distance |
|---|---|---|
Mount Sinai Middle School 114 North Country Road, Mount Sinai, NY 11766 | 5-8 | 0.9 mi |
Mount Sinai Elementary School 118 North Country Road, Mount Sinai, NY 11766 | K-4 | 2.1 mi |
Mount Sinai High School 110 North Country Road, Mount Sinai, NY 11766 | 9-12 | 0.7 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 1 Sunken Valley Dr
Tax History
Tax History for 1 Sunken Valley Dr
Year
Property Taxes
Change
Tax Assessment
Change
2024
$36,946
100%
$7,400
—
2020
100%
$7,400
—
2022
-100%
$7,400
—
2016
$26,351
-5%
$7,400
—
2020
$27,650
2%
$7,400
—
2018
$27,124
2%
$7,400
—
2017
$26,635
—
$7,400
—
2016
$26,517
1%
$7,400
—
2015
$26,184
2%
$7,400
—
2015
$25,705
-16%
$7,400
—
2014
$30,744
22%
$7,400
—
2013
$25,149
—
$7,400
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 1 Sunken Valley Dr
1 Sunken Valley Drive, Mount Sinai, NY 11766 (MLS# 1061070) is a Single Family property with 5 bedrooms, 3 full bathrooms and 1 partial bathroom. 1 Sunken Valley Drive is currently listed for $1,399,999 and was received on October 12, 2026. Want to learn more about 1 Sunken Valley Drive? Do you have questions about finding other Single Family real estate for sale in Mount Sinai? You can browse all Mount Sinai real estate or contact a Coldwell Banker agent to request more information.