Recently Listed Open House 7/31 4pm - 6pm
12 William Penn Drive
Stony Brook, NY, 11790 $ 769,000
Bedrooms3 Baths2.1 Sq 1,711 Monthly Estimate*
$ 4,856
for $769,000 with 3 bedrooms and 2 full baths, 1 half bath. This 1,711 square foot home was built in 1958 on a lot size of 0.43.
Beautifully maintained and move-in ready, this 3-bedroom, 2.5-bath home is nestled on a peaceful 0.43-acre property in the heart of Stony Brook, north of 25A. Designed for both everyday living and entertaining, the home features an inviting open floor plan with vaulted ceilings, hardwood floors throughout (including beneath the bedroom carpeting), abundant storage, and a spacious primary suite with an ensuite bath and organized walk-in closets. The thoughtfully designed kitchen offers radiant heated floors, a skylight, granite countertops, custom cabinetry, and a new LG stainless steel refrigerator. Recent updates include central air (2024), roof, siding, and gutters (2018), a new washing machine, and a new refrigerator. Additional highlights include an in-ground sprinkler system 8-zone, generator transfer switch, retractable electric awning, and exceptional storage throughout. Private backyard featuring a spacious deck, bluestone patio, and an in-ground pool with a waterfall and newer liner—perfect for summer entertaining or relaxing at home. Pull-down attic storage, 2 car garage, extended Belgian block-lined driveway with ample parking. Located in the highly regarded Three Village School District (Setauket Elementary, Gelinas Middle School, and Ward Melville High School), this home is just minutes from Stony Brook University, Stony Brook Village, West Meadow Beach, the Port Jefferson Ferry, parks, shopping, restaurants, and major commuter routes. Experience the perfect combination of comfort, convenience, and North Shore living.
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Open House
7/31/2026 4:00 PM - 6:00 PM
8/1/2026 12:00 PM - 2:00 PM
8/2/2026 12:00 PM - 2:00 PM
12 William Penn Drive Stony Brook, NY
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm
FeaturesInteriorInterior Amenities Built-in Features Cathedral Ceiling(s) Crown Molding Formal Dining Granite Counters High Ceilings His and Hers Closets Open Floorplan Primary Bathroom Master Downstairs Recessed Lighting Speakers Sto
Basement Finished Storage Space
Flooring Hardwood
Total Fireplaces 1
Fireplace Features Wood Burning
Basement Features Finished Storage Space
Basement (Y/N) Y
Fireplace Y/N Y
Half Baths 1
Total Bedrooms 3
Total Baths 3
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GeneralSewer Cesspool
Heating Baseboard Oil Radiant Radiant Floor
Cooling Central Air
Utilities Cable Connected Electricity Connected Water Connected
Appliances Cooktop Dishwasher Dryer Oven Refrigerator Stainless Steel Appliance(s) Washer
Garage Spaces 2
Patio/Porch Features Patio Porch
Architectural Style Split Level
Pool Features Fenced In Ground
Security Features Security System
Construction Materials Frame
Year Built 1958
Property Subtype Single Family Residence
Tax Year 2025
Parcel Number 0200-154-00-03-00-004-000
County Suffolk County
Property Type Residential
HOA N
Garage Y/N Y
Total Rooms 7
Full Baths 2
Directions Quaker Path to William Penn Drive
High School Ward Melville Senior High School
City Brookhaven
Senior Community Y/N N
High School District Three Village
Carport Y/N N
Elementary School Setauket Elementary School
Property Attached Y/N N
Tax Annual Amount 17634
Middle/Junior High School Paul J Gelinas Junior High School
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Three Village
Elementary School District Three Village
Tax Assessed Value 3775
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ExteriorExterior Amenities Awning(s)
Parking Features Driveway Driveway
Water Source Public
Waterfront Y/N N
Horse Y/N N
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* Excluded FeaturesAffordability Calculator
- Monthly Principal & Interest
- $4,856
- Monthly Property Taxes
- $1,470
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.49% 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.
Learn more about how to save NearbySingle family listings in Stony Brook, NY
Average List Price $820,084
Percent of Sale Price 7%
About Stony Brook, NY 18,494 Population
6% Since 2002
$ 131,044 Median Income
26.69 Median Age
33% Households with Children
Trends Information provided by ATTOM Data Solutions.
4100842 Elementary School
4099138 Middle School
Ward Melville Senior High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 7/30/2026 | $769,000 | | Listed Price |