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1 Sunken Valley Drive
Mount Sinai NY 11766 US

$1,399,999

Active Listing ID 1061070
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5 bed
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3,400 square feet
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4.00 Bath (3 Full , 1 Half)
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Lot: 0.70 Acres
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Single Family Residence

$1,399,999

Active Listing ID 1061070
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1 Sunken Valley Drive 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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Property Features

  • Facts
  • Lot Size: 0.70 Acres
  • Property Type: Residential
  • Property Sub-type: Single Family Residence
  • Features
  • Full Bathrooms: 3
  • 1/2 Bathrooms: 1
  • Cooling System: Central Air
  • Floor Covering: Hardwood
  • Heating Fuels: Forced Air
  • Additional Features
  • Basement
  • Fireplace

School Information

  • School
  • Mt Sinai Elementary School(Elementary)
  • Mt Sinai Middle School(MiddleSchool)
  • ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL(HighSchool)

Property

  • propertytype: Residential
  • propertysubtype: Single Family Residence
  • listprice: 1399999
  • unparsedaddress: 1 Sunken Valley Drive
  • postalcity: Mount Sinai
  • stateorprovince: NY
  • country: US
  • postalcode: 11766
  • bathroomsfull: 3
  • bathroomshalf: 1
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeacres: 0.7
  • lotsizeunits: Acres
  • lotsizearea: 0.7
  • livingarea: 3400
  • livingareaunits: Square Feet
  • latitude: 40.945225
  • longitude: -73.03864
  • listagentfullname: Bryan J. Karp CBR
  • listagentemail: teamkarp@soldbybryan.com
  • listagentkey: 3yd-MLSLINY-158620
  • listagentmlsid: 158620
  • listagentpreferredphone: 6317595277
  • listofficekey: 3yd-MLSLINY-BRMN22
  • listofficemlsid: BRMN22
  • disclaimer: Copyright © 2026 OneKey MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
  • sourcesystemid: MLSLINY
  • yearbuilt: 2027
  • listingcontractdate: 2026-10-09
  • listagentfax: 6312651044
  • listagenturl: http://www.cbamhomes.com
  • countyorparish: Suffolk County
  • parcelnumber: 0200-093-00-06-00-024-000
  • elementaryschool: Mt Sinai Elementary School
  • highschool: ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL
  • elementaryschooldistrict: Mount Sinai
  • middleorjuniorschooldistrict: Mount Sinai
  • highschooldistrict: Mount Sinai
  • appliances: Dishwasher
  • cooling: Central Air
  • constructionmaterials: Frame
  • flooring: Hardwood
  • heating: Forced Air
  • fireplaceyn: True
  • transactiontype: ForSale
  • storiestotal: 0
  • parkingtotal: 0
  • parkingfeatures: Driveway, Garage
  • waterfrontyn: False
  • franchiseaffiliation: Coldwell Banker Real Estate
  • interiorfeatures: 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
  • architecturalstyle: Colonial
  • rooms: Bedroom 3, Bedroom 4, Kitchen, Bathroom 1, Basement, Bathroom 2, Bathroom 4, Den, Dining Room, Dining Room, Bedroom 2, Bedroom 5, Bedroom 1, Living Room, Bathroom 3
  • basement: Full
  • dock: False
  • poolprivateyn: False
  • spayn: False
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: False
  • internetconsumercommentyn: False
  • location: -73.03864, 40.945225
  • customfields: {"AdditionalInformation":{}, "AlternatePrices":[], "BrokerName":"Coldwell Banker American Homes", "BuilderEmail":null, "BuilderFax":null, "BuilderPhone":null, "City":null, "Country":null, "CustomSourceId":null, "Expenses":[], "GeocodeOptions":null, "LeadRoutingEmail":"leads0822@leadparser.deltagroup.com", "ListBrokerageCity":"East Meadow", "ListBrokerageCountry":"US", "ListBrokerageEmail":"leads0822@leadparser.deltagroup.com", "ListBrokerageLogoUrl":"http://lh.rdcpix.com/c5ababc31c90dea1011c91901ba23ee5k-c211844833r.png", "ListBrokerageName":"Coldwell Banker American Homes", "ListBrokeragePhone":"(800) 270-6318", "ListBrokeragePostalCode":"11554", "ListBrokerageStateOrProvince":null, "ListBrokerageUnitNumber":null, "ListBrokerageUnparsedAddress":"1856 Hempstead Turnpike", "ListBrokerageWebsiteUrl":"http://www.cbamhomes.com", "ListOfficeAddress1":"28 E Main St ", "ListOfficeAddress2":null, "ListOfficeBrokerMlsId":"BRMN22", "ListOfficeCity":"Smithtown", "ListOfficeCountry":"US", "ListOfficeEmail":"smithtown@cbamhomes.com", "ListOfficePostalCode":"11787", "ListOfficeStateOrProvince":"NY", "ListPriceCurrencyType":"USD", "ListingTitle":"Residential, Mount Sinai, NY", "ListingURL":"https://www.realtor.com/realestateandhomes-detail/1-Sunken-Valley-Dr_Mount-Sinai_NY_11766_M39688-11577?f=listhub&s=MLSLINY&m=1061070&c=rexren", "MLSModificationTimestamp":"2026-10-13 09:01:37", "Neighborhoods":[], "PostalCode":null, "RoomCount":11, "StateOrProvince":null, "Taxes":[{"TaxAnnualAmount":null, "TaxDescription":null, "TaxYear":"2026"}], "UnitNumber":null, "UnparsedAddress":null}
Listing Changed: 10/16/2026 12:28:39 AM GMT
Source Updated Date: 10/17/2026 12:52:36 AM GMT

Courtesy of: Bryan J. Karp CBR, Coldwell Banker American Homes, teamkarp@soldbybryan.com

Copyright © 2026 OneKey MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.