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21 Madeley LaneStony Brook, NY 11790

For Sale

$699,999

Smart Buyer Rebate $5,000

Welcome to 21 Madeley Lane, a well-maintained residence offering 3 bedrooms, 2.5 bathrooms, and a 2-car garage on a generously sized property in Stony Brook. Designed for comfortable everyday living and effortless entertaining. The home features a functional layout with spacious living areas. Step outside to an expansive backyard offering a private setting with a beautiful in-ground swimming pool and plenty of space for outdoor enjoyment, gardening, or recreation. Located on a large lot in Stony Brook's well-known M Section, this property offers an exceptional combination of indoor comfort and outdoor living. Conveniently situated near shopping, dining, parks, transportation, and other local amenities, and the home is also located within the Three Village Central School District.
Whether you're looking for room to entertain, additional outdoor space, or the opportunity to personalize a home to your own style. The property at 21 Madeley Lane presents an exceptional opportunity to create the home you've been envisioning.

Listed by Amy King MRP

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BERKSHIRE HATHAWAY

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516-431-0828

Listed by Lauren Toscano

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BERKSHIRE HATHAWAY

Last updated July 29, 2026

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Source: OneKey #1022987

Listing Facts

  • TypeSingle-family
  • NeighborhoodStony Brook
  • Bedrooms3
  • Bathrooms3
  • Days on Prevu23
  • Taxes$11,232.5/year
  • Size1,980 sqft
  • Price per sqft$354

Amenities

  • Private Outdoor Space
  • Parking
  • Swimming Pool

Location

Mortgage Calculator

Listing History

07/23/2026
Price Decreased
$699,999
07/09/2026
Listed by BERKSHIRE HATHAWAY
$749,999

Property Details for 21 Madeley Lane

Exterior

Construction

  • Year Built: 1968
  • Architectural Style: Colonial
  • Construction Materials: Other

Features

  • Fencing: Back Yard
  • Patio And Porch Features: Covered
  • Pool Features: In Ground, Outdoor Pool, Pool Cover
  • Pool Private: Yes

Measurements

  • Building Area Units: Square Feet
  • Lot Features: Back Yard, Landscaped, Near Golf Course, Near Public Transit, Near School, Private
  • Lot Size Acres: 0.35
  • Lot Size Square Feet: 15,246

Financial

Taxes

  • Parcel Number: 0200-385-00-03-00-004-000
  • Tax Annual Amount: $11,232.50
  • Tax Assessed Value: $2,990.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Electric Oven, Refrigerator
  • Fireplace: Yes
  • Fireplaces Total: 1
  • Interior Features: Ceiling Fan(s), Eat-in Kitchen, Formal Dining, Primary Bathroom, Washer/Dryer Hookup

Measurements

  • Living Area: 1,980
  • Living Area Source: Public Records

Rooms

  • Bathrooms Full: 2
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 3
  • Rooms Total: 8

Parking

Parking

  • Garage Spaces: 2
  • Garage: Yes
  • Parking Features: Driveway, Garage
  • Parking Total: 6

Schools

Elementary School

  • Elementary School: William Sidney Mount Elementary
  • Elementary School District: Three Village

High School

  • High School: Ward Melville Senior High School
  • High School District: Three Village

Middle or Junior School

  • Middle Or Junior School: Robert Cushman Murphy Jr High School
  • Middle Or Junior School District: Three Village

Utilities

Equipment

  • Cooling: Wall/Window Unit(s)
  • Heating: Baseboard
  • Laundry Features: Laundry Room
  • Sewer: Public Sewer
  • Utilities: Cable Available, Electricity Connected, Phone Available, Propane, Sewer Connected, Trash Collection Public, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 3 bedrooms and 3 bathrooms in this single-family home at 21 Madeley Lane.

What schools are nearby to 21 Madeley Lane?

Nearby schools include the William Sidney Mount Elementary, Robert Cushman Murphy Jr High School Middle School, and Ward Melville Senior High School.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 21 Madeley Lane.

What are the annual taxes for 21 Madeley Lane?

Annual taxes for this single-family home are estimated at $11,232.

How does 21 Madeley Lane compare to other single-family homes in Stony Brook?

This single-family home is listed 19% below the average price for single-family homes in Stony Brook and has been on the market for 3 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,980 sqft.

21 Madeley Lane is a 3-bedroom, 3-bath single-family home for sale in Stony Brook NY 11790. Available on Prevu for 23 days at $699,999. This includes a recent price decrease of $50,000. This residence features 1,980 square feet of living space, located in Stony Brook. The median listing price for single-family homes in this area is $799,000. Nearby schools include William Sidney Mount Elementary, Robert Cushman Murphy Jr High School Middle School, and Ward Melville Senior High School. The home offers private outdoor space, parking, and swimming pool. Explore more single-family home listings in Suffolk County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.