#L3560212, Listing Office: BERKSHIRE HATHAWAY
20 Knollwood Rd Muttontown, NY 11545
Property details
About 20 Knollwood Rd
Muttontown | Set on over two private acres on a quiet and private 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 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, three ovens, farmhouse sink, pot filler, warming drawer, and bulter's pantry. 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 Juliette 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. A rare offering in Muttontown—luxury, privacy, and craftsmanship converge at 20 Knollwood Road.
Highlights
Summary
- MLS Number: 842292
- MLS Name: ONEKEY2
- Office Name: Douglas Elliman Real Estate
- Office Phone: (516) 359-2672
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Last updated on: 4/25/2025, 10:11:49 PM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
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$6,499,000
20 Knollwood Rd
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Price information
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Nearby schools
9
Robbins Lane Elementary School
Public District KG-5
1.2 mi
•157 Robbins Ln
9
George a Jackson School
Public District KG-5
1.6 mi
•58 Maytime Dr
9
Robert Seaman Elementary School
Public District KG-5
1.9 mi
•137 Leahy St
School ratings are a score out of 10, where 10 is the highest and 1 is the lowest.
Neighborhood
The neighbors living near this home have an average income of $232,641. The majority of Muttontown, NY residents have income $200k+ annually. The most common type of family is married, no kids. The majority of residents in this area have post secondary degree education.
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Frequently asked questions
About 20 Knollwood Rd
This home is located at 20 Knollwood Rd in Muttontown, NY and zip code 11545 in the Town of Oyster Bay neighborhood. This 6,250 square foot home, which was built in 2025, sits on a 2.00 acre lot. Features: 6 bedrooms, 7 bathrooms. It has been listed on Rocket Homes since April 22, 2025 and is currently priced at $6,499,000.
In March 2025 more than 0 listings in Muttontown, NY were sold above the asking price. During the same period more than 0 listings were sold at asking price, while more than 1 were sold below. The number of listings in Muttontown, NY decreased by 14.3% between February and March 2025. The median list price of listings available in March 2025 was $2,012,500, while the average time on the real estate market was 67 days.