20 Knollwood Road • Brookville, NY 11545

$5,899,999 Beds: 6 • Baths: 7 full 1 partial • Sq. Feet: 7000 • MLS ID: 986988 • Subdivision:School Dist: Jericho
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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. View this listing at: http://samlee.laffey.com/mls=986988

Property Features

  • Garage: 3
  • Taxes: $0
  • Basement: Yes
  • Fenced: Yes
  • Formal Dining: Yes
  • Swimming Pool: Yes
  • Exterior: Brick
  • Lot Size: 2.00 Acres
  • Heating: Forced Air,Propane,Radiant Floor
  • Cooling: Central Air
  • Year Built: 2026
  • Fireplaces: 1
  • Water: Public
  • Sewer: Cesspool
  • On Market Date: 2026-05-14
  • Appliances: Cooktop,Dishwasher,Gas Cooktop,Gas Oven,Gas Range,Refrigerator,Wine Refrigerator
  • Basement: Full
  • Fireplace Features: Electric
  • Flooring: Hardwood
  • GarageY/N: Yes
  • Interior Features: 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,In-Law Floorplan,Kitchen Island,Marble Counters,Open Floorplan,Pantry,Walk-In Closet(s)
  • Laundry: Laundry Room
  • Lot Features: Back Yard,Cul-De-Sac,Front Yard,Landscaped,Level,Sprinklers In Front,Sprinklers In Rear
  • Attic: Full,Pull Stairs
  • Included In Taxes: Sewer,Trash
  • Heating Zones: 3
  • Parcel Number: 2429-16-B-00-1589-0
  • Parking Features: Driveway,Garage
  • Patio And Porch: Patio
  • Pool Features: Fenced,In Ground,Pool Cover,Pool/Spa Combo
  • Rental Term: Monthly
  • Rooms Total: 10
  • Spa Y/N: Yes
  • Utilities: See Remarks

School Information

  • High School: Jericho Senior High School
  • Middle School: Jericho Middle School
  • Elementary School: George A Jackson School
  • School District: Jericho
Printed June 02, 2026


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