One of a kind a "Builder's Edition" newly constructed luxury home located on a quiet cul-de-sac in the desirable Sycamore Estates community. This two-story residence offers approximately 3,003 sq ft of refined living space, plus a 9-foot full basement with an outside entrance. The first floor features 7&'189;" engineered white oak flooring, 9' ceilings, and an inviting open layout. The chef’s kitchen is equipped with premium appliances including a GE Monogram dual-fuel professional range with griddle, double integrated dishwashers, and Frigidaire Professional fridge and freezer columns. Custom details include an integrated plaster hood, slim-shaker cabinetry, a white oak island, Calacatta Miragio Cove quartz countertops, a 2" mitered island edge, and zellige-style backsplash tile. A walk-in pantry with custom shelving and an Elkay chilled/filtered water dispenser adds superior functionality. The living room features built-in cabinetry with white oak accents and a 42" Napoleon Elevation gas fireplace with birch log set, herringbone insert, and a custom concrete mantel. A 12' x 8' Andersen 4-panel sliding door fills the room with natural light and provides easy access to the backyard. The main level also offers a formal dining area with a quartz beverage station, a front office/flex room, a powder room, and a well-designed mudroom. Upstairs, the home includes four generously sized bedrooms. The primary suite offers two walk-in closets and a spa-inspired ensuite bathroom with a white oak double vanity, Kohler brushed brass fixtures, a rainhead shower, marble niche, and a fully frameless glass enclosure. The additional bedrooms share a beautifully appointed full bathroom with fluted wall tile, marble-look flooring, and Delta fixtures. A dedicated second-floor laundry room provides GE Profile appliances, shaker cabinetry, quartz counters, and a sink. Additional features include Andersen casement windows, 8' interior doors, custom trim throughout, Honeywell T6 smart thermostats, a 2-zone forced-air HVAC system, and a Navien Combi tankless water heater with hot-water recirculation. The attached 2-car garage includes epoxy flooring and a WiFi-enabled LiftMaster side-mount opener. Exterior highlights include new landscaping and a level, usable yard. Designed with comfort, efficiency, and elevated finishes in mind, 4 Blackwell Court offers modern living in a quiet residential setting with exceptional attention to detail throughout.
Window Features: Casement, Double Pane Windows, ENERGY STAR Qualified Windows
Laundry Features: Laundry Room
Appliances: Dishwasher, Dryer, Freezer, Gas Cooktop, Gas Oven, Gas Range, Microwave, Refrigerator, Stainless Steel Appliance(s), Tankless Water Heater, Washer
Flooring: Hardwood
Levels: Two
Room Information
Basement YN: Yes
Attic: None
Rooms Total: 8
Basement: Full, See Remarks, Unfinished
Additional Rooms: Dining Area,Home Office
Bathroom Information
Bathrooms Full: 2
Bathrooms Half: 1
Exterior
Exterior Features
Construction Materials: Frame, Stone, Vinyl Siding
Foundation Details: Concrete Perimeter
Waterfront YN: No
Lot Information
Lot Features: Cleared, Cul-De-Sac, Level
Property Information
Living Area Source: Plans
Living Area (Sq. Ft.): 3003.00
Building Area Total (Sq. Ft.): 3466.00
Building Area Source: Plans
Property Sub Type: Single Family Residence
Property Condition: New Construction
Financial
Tax Information
Tax Year: 2023
Tax Source: Municipality
Tax Section: 164
Tax Annual Amount: $25,854.57
Financial Information
Buyer Financing: Conventional
Utilities
Utility Information
Electric Company: PSEG
Sewer: Cesspool
Utilities: Electricity Available, Natural Gas Available
Location
School Information
Elementary School: Tackan Elementary School
Elementary School District: Smithtown
Middle Or Junior School: Great Hollow Middle School
Middle Or Junior School District: Smithtown
High School: Smithtown High School-East
High School District: Smithtown
Location Information
Directions: From LIETake Exit 56 for Route 111 North (Wheeler Rd.) toward Hauppauge. Continue on Route 111 for about 2.5 miles, then merge onto Smithtown Bypass (NY-347 E). Stay on NY-347 E for about 2 miles, then turn left onto Southern Blvd. Drive about 0.5 miles, and Sycamore Estate (299 Southern Blvd) will be on your right at the corner of Townline Rd. and Southern Blvd.
County Or Parish: Suffolk County
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: —
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Suffolk County
APN: 0800-164-00-04-00-002-000
Home facts updated by county records on Dec 2, 2025
Around this home
Schools
Tackan Elementary School
Public K-5 • Assigned • 0.9mi
8/10
Great Hollow Middle School
Public 6-8 • Assigned • 1.0mi
6/10
Smithtown High School East
Public 9-12 • Assigned • 2.8mi
10/10
Provided by GreatSchools
Historical weather
Nesconset, NY • 11767
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Sun exposure
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Estimated sale price
$1.47M – $1.78M
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