12 William Penn Drive • Stony Brook, NY 11790

$769,000 Beds: 3 • Baths: 2 full 1 partial • Sq. Feet: 1711 • MLS ID: 1031434 • Subdivision:School Dist: Three Village
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. View this listing at: http://gregorymuller.laffey.com/mls=1031434

Property Features

  • Garage: 2
  • Taxes: $17,634
  • Basement: Yes
  • Fenced: Yes
  • Formal Dining: Yes
  • Swimming Pool: Yes
  • Exterior: Frame
  • Lot Size: 0.43 Acres
  • Heating: Baseboard,Oil,Radiant,Radiant Floor
  • Cooling: Central Air
  • Year Built: 1958
  • Fireplaces: 1
  • Security: yes
  • Water: Public
  • Sewer: Cesspool
  • On Market Date: 2026-07-30
  • Appliances: Cooktop,Dishwasher,Dryer,Oven,Refrigerator,Stainless Steel Appliance(s),Washer
  • Basement: Finished,Storage Space
  • Exterior Features: Awning(s)
  • Fireplace Features: Wood Burning
  • Fireplace Y/N: Yes
  • Flooring: Hardwood
  • GarageY/N: Yes
  • Interior Features: 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,Storage,Walk-In Closet(s),Washer/Dryer Hookup,Wired for Sound
  • Laundry: In Basement
  • Attic: Pull Stairs
  • Number Of Kitchens: 1
  • Heating Zones: 2
  • Parcel Number: 0200-154-00-03-00-004-000
  • Parking Features: Driveway
  • Patio And Porch: Patio,Porch
  • Pool Features: Fenced,In Ground
  • Rental Term: Monthly
  • Rooms Total: 7
  • Security Features: Security System
  • Utilities: Cable Connected,Electricity Connected,Water Connected

School Information

  • High School: Ward Melville Senior High School
  • Middle School: Paul J Gelinas Junior High School
  • Elementary School: Setauket Elementary School
  • School District: Three Village
Printed July 31, 2026


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