20 Knollwood Road Brookville, NY $ 5,899,999
20 Knollwood Road
$ 5,899,999
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20 Knollwood Road

Brookville, NY, 11545
$ 5,899,999
Bedrooms6 Baths7.1 Sq 7,000

Monthly Estimate*

$ 36,327

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Single Family Home for sale in Brookville, NY

for $5,899,999 with 6 bedrooms and 7 full baths, 1 half bath. This 7,000 square foot home was built in 2026 on a lot size of 2.

EXCEPTIONAL NEW CONSTRUCTION! Welcome to 20 Knollwood Road, Muttontown in the Jericho School District. Experience the pinnacle of luxury living in this newly built estate, offering approximately 7,000 square feet of refined design and superior craftsmanship by a highly regarded builder. Every inch of this home reflects meticulous attention to detail, from the bespoke millwork and custom paneling to the soaring ceilings and elegant herringbone flooring. A striking custom iron entry door welcomes you into a grand foyer, setting the stage for the home’s sophisticated yet inviting ambiance. The chef’s kitchen is a showstopper, featuring dual oversized islands, premium Sub-Zero and Wolf appliances, and effortless flow into formal and casual living spaces. Entertain with ease in the formal dining room or at the beautifully appointed wet bar with wine refrigeration. Designed for seamless indoor-outdoor living, French doors open to an expansive porcelain patio and a true resort-style backyard. Enjoy a fully outfitted outdoor kitchen, heated gunite pool with spa, and lush surroundings perfect for entertaining or relaxing in privacy. This impressive residence includes 6 generously sized bedrooms, all with en-suite baths, and a total of 7.5 designer bathrooms. The primary suite offers a luxurious retreat with spa-like finishes. Additional highlights include radiant heated bathroom floors, whole-house generator, central vacuum, Pella windows, circular driveway, and a sprawling lower level complete with a full bath and direct backyard access. A rare offering combining scale, sophistication, and immediate occupancy in one of Long Island’s most desirable locations.

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Single Family Active

Price

$ 5,899,999

Bedrooms

6

Full Bath

7

Half Bath

1

Property Type

Single Family

Taxes

$ 0

Style

Colonial

Lot Size

2

Year Built

2026

Town/City

Brookville

County/Region

Nassau

MLS | Web ID

986988

Features
Interior
Interior Amenities First Floor Bedroom First Floor Full Bath Cathedral Ceiling(s) Central Vacuum Chefs Kitchen Crown Molding ENERGY STAR Qualified Door(s) Entrance Foyer Formal Dining High Ceilings His and Hers Closets
Basement Full
Flooring Hardwood
Total Fireplaces 1
Fireplace Features Electric
Basement Features Full
Basement (Y/N) Y
Half Baths 1
Total Bedrooms 6
Total Baths 8
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General
Sewer Cesspool
Heating Forced Air Propane Radiant Floor
Cooling Central Air
Utilities See Remarks
Appliances Cooktop Dishwasher Gas Cooktop Gas Oven Gas Range Refrigerator Wine Refrigerator
Garage Spaces 3
Patio/Porch Features Patio
Architectural Style Colonial
Pool Features Fenced In Ground Pool Cover Pool/Spa Combo
Construction Materials Brick
Year Built 2026
Property Subtype Single Family Residence
Tax Year 2026
Parcel Number 2429-16-B-00-1589-0
County Nassau County
Property Type Residential
HOA N
Garage Y/N Y
Total Rooms 10
Full Baths 7
High School Jericho Senior High School
City Oyster Bay
Senior Community Y/N N
High School District Jericho
Carport Y/N N
Elementary School George A Jackson School
Property Attached Y/N N
Tax Annual Amount 0
Middle/Junior High School Jericho Middle School
Property Condition New Construction
Virtual Tour https://youtu.be/CCGxpUMSnEI
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Jericho
Elementary School District Jericho
Tax Lot 1589
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Exterior
Parking Features Driveway Garage Driveway Garage
Water Source Public
Spa Y
Waterfront Y/N N
Horse Y/N N
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Internal Only
Street Number 1 20
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* Excluded Features
List By
Janet Berookhim CBR

Listing Agent

Laffey Real Estate

Broker

516-625-0944

Contact

Affordability Calculator

$36,327
Per Month
100%
0%
0%
Monthly Principal & Interest
$36,327
Monthly Property Taxes
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Monthly Home Insurance
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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4100486 Elementary School
4101292 Middle School
Jericho Senior High School High School
Pricing History
DatePricePrice ChangeDescription
5/14/2026$5,899,999 Listed Price

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20 Knollwood Road, Brookville, NY, 11545 is a Single Family Home for sale at $5,899,999 with 7,000 sqft and a lot size of 2. 20 Knollwood Road has 6 bedrooms, 7.1 baths, and was built in 2026. The property's zip code is 11545 which is in Brookville, NY