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Single family home for sale at 20 Knollwood Rd, Oyster Bay, NY 11545 | MLS# 986988 | Listing updated on 2026-09-18
Photo 1 of Single family home for sale at 20 Knollwood Rd, Oyster Bay, NY 11545 | MLS# 986988 | Listing updated on 2026-09-18
Photo 2 of Single family home for sale at 20 Knollwood Rd, Oyster Bay, NY 11545 | MLS# 986988 | Listing updated on 2026-09-18
Photo 3 of Single family home for sale at 20 Knollwood Rd, Oyster Bay, NY 11545 | MLS# 986988 | Listing updated on 2026-09-18
Photo 4 of Single family home for sale at 20 Knollwood Rd, Oyster Bay, NY 11545 | MLS# 986988 | Listing updated on 2026-09-18
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$5,499,999

Monthly Est:$27,375

  • Beds Icon6 Beds
  • Beds Icon
    8 Baths
  • Beds Icon7,000sqft

20 Knollwood Rd, Oyster Bay, NY 11545

$27,375/moEst:

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  • Single Family Residence

  • Built in 2026

  • $-- HOA

  • 2 acres lot

  • $786/sq.ft

Description

EXCEPTIONAL NEW CONSTRUCTION! Luxury Living at it's finest! 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.

  • Houzeo last checked: 12 hours ago
  • Listing updated: September 18, 2026 at 3:50 pm
  • Listing Provided by: Janet Berookhim CBR (516) 263-7072 | LAFFEY REAL ESTATE (516) 625-0944
  • Source: OneKey MLS-NY as distributed by MLS GRID | MLS#: 986988 OneKey MLS-NY as distributed by MLS GRID

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    -

  • County

    Nassau County

  • City

    Oyster Bay

  • Neighborhood

    --

  • Year Built

    2026

  • HOA Fees

    -

  • Finished Area

    7,000 sqft

  • Lot Size

    2 acres lot

  • Basement Area

    - sqft

  • MLS Name

    OneKey MLS

  • MLS Number

    986988

  • MLS Status

    Active

  • Days on Market

    172

  • Cumulative Days on Market

    127

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 6

    Bathrooms: 8

  • Auxiliary Room

    Level: First

  • Living Room

    Level: First

  • Family Room

    Level: First

  • Kitchen

    Level: First

  • Bathroom 1

    Level: First

  • Bedroom 1

    Level: First

  • Bathroom 2

    Level: First

  • Bedroom 2

    Level: Second

  • Bedroom 3

    Level: Second

  • Laundry

    Level: Second

  • Basement

    Level: Lower

  • Bathroom 3

    Level: Lower

  • Dining Room

    Level: First

Interior

  • Appliances

    Cooktop, Dishwasher, Gas Cooktop, Gas Oven, Gas Range, Refrigerator, Wine Refrigerator

  • 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)

  • Flooring

    Hardwood

  • Heating

    Forced Air, Propane, Radiant Floor

  • Sewer

    Cesspool

  • Cooling

    Central Air

Construction

  • Year Built

    Year Built: 2026

  • Home type

    Single Family Residence

  • Construction Materials

    Brick

  • Architectural Style

    Colonial

  • Property Condition

    New Construction

Utilities & Energy

  • Basement

    Full

  • Pool Features

    Fenced, In Ground, Pool Cover, Pool/spa Combo

  • Laundry Features

    Laundry Room

  • Parking Features

    Driveway, Garage

  • Fireplace Features

    Electric

  • Water Source

    Public

  • Utilities

    See Remarks

Other Features

  • Patio And Porch Features

    Patio

  • Lot Features

    Back Yard, Cul De Sac, Front Yard, Landscaped, Level, Sprinklers In Front, Sprinklers In Rear

Price History

DateEventPrice

09/03/2026

Source: mls_logoOneKey MLS-NY #KEY986988

Price Decreased

$5,499,999 -6.78%

$786/sqft

05/14/2026

Source: mls_logoOneKey MLS-NY #KEY986988

Price Increased

$5,899,999 +3.73%

$843/sqft

05/14/2026

Source: mls_logoOneKey MLS-NY #KEY986988

Listed for Sale

$5,688,000

$813/sqft

Nearby Homes

Based on information from OneKey MLS® through Nov 02, 2026, 02:16PM as submitted to and distributed by MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. IDX information is provided exclusively for consumers’ personal non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. The use of the MLS GRID Data may be subject to an end-user license agreement prescribed by the Member Participant’s applicable MLS, if any, and as amended from time to time. © 2026 OneKey MLS. All rights reserved.

Advertising Broker: Derek Greene | The Greene Realty Group

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