20 Knollwood Road
Muttontown, NY 11545
Beds
6
Baths
8
Square Ft.
7,314
$6,499,000
Muttontown Set on over two private acres on a quiet cul-de-sac, 20 Knollwood Road is an exceptional new construction estate that blends timeless architecture with elevated, modern finishes. With six en-suite bedrooms, soaring 10-foot ceilings on every level, and thoughtfully designed indoor and outdoor spaces, this home is… Read More perfectly suited for refined living and grand entertaining. The main level showcases radiant porcelain tile, coffered ceilings, and custom millwork throughout. The kitchen is a true showpiece, featuring two oversized islands with seating and storage, marble countertops, paneled Sub-Zero appliances, a Wolf range and ovens, farmhouse sink, pot filler and more. A formal dining room with wet bar and herringbone floors complements the space, while a powder room finished in striking black marble adds a dramatic touch. The expansive living and entertaining areas flow seamlessly to the outdoors through French doors, opening to a porcelain-tiled patio and a heated Gunite saltwater pool with automatic cover, integrated spa, and lush surroundings. The home includes a full house generator powered by two 1,000-gallon propane tanks, three-zone HVAC, a space for a future elevator, and smart home wiring for speakers, alarm, and surveillance. Upstairs, the primary suite offers a private balcony, dual walk-in closets, and a spa-quality bath with double vanities and Toto fixtures. A junior suite with a Juliet balcony offers additional luxury, while a second-floor laundry room and central vacuum with hidden hose system provide modern convenience. All bedrooms feature en-suite baths, with elegant grey, white, and black marble finishes carried throughout. Additional highlights include a three-car garage with room for car lifts, a mudroom entry, baseboard outlets, flush floor vents, and a 300-pound chandelier motor lift. The home is clad in limestone stucco and brick, with black iron doors and Pella windows offering a sleek, modern exterior. The unfinished lower level leaves over 3,000 sq.ft. to the imagination - with full bathroom and second laundry room to cater to the pool. A rare offering in Muttontown—luxury, privacy, and craftsmanship converge at 20 Knollwood Road. Read Less
Listing Courtesy of Douglas Elliman Real Estate.
Listing Snapshot
Days Online
21
Last Updated
Property Type
Single Family Residence
Beds
6
Full Baths
7
Partial Baths
1
Square Ft.
7,314
Year Built
2025
MLS Number
842292
30 Days Snapshot Of 11545
$1.00M
-57%
(avg) sold price
5
-16%
homes sold
121
-36%
(avg) days on market
Snapshot
Area Map
Additional Details
Appliances & Equipment
Description: "Freezer", "Microwave", "Refrigerator", "Stainless Steel Appliance(s)", "Wine Refrigerator"
Basement
Description: "See Remarks", "Unfinished", "Walk-Out Access"
Building
Area: 7314, Architecture: "Colonial", Construction Materials: "Brick", Year Built: 2025
Cooling
Details: "Central Air"
Exterior Features
Features: "Juliet Balcony"
Fireplaces
Total Fireplaces: 1
Garage
Garage Spaces: 3
Heating
Heating: "Propane", "Radiant Floor"
Laundry
Description: "Gas Dryer Hookup", "In Basement", "In Hall", "Laundry Room", "Multiple Locations", "Washer Hookup"
Lot
Features: "Back Yard", "Cul-De-Sac", "Front Yard", "Landscaped", "Sprinklers In Front", Acres: 2
Pool
Features: "In Ground", "Outdoor Pool", "Pool Cover", "Pool/Spa Combo", "Salt Water", Private Pool
Utilities
Sewer: "Cesspool", Water Source: "Public", Utilities: "Electricity Connected", "Propane", "See Remarks", "Water Connected"
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James Haydon
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