Perfectly positioned on a wide canal in prestigious Copiague Harbor, this impeccably updated expanded ranch offers 100 feet of waterfront and an effortless blend of modern design and coastal sophistication. Spanning approximately 2,200 square feet, the residence unfolds with soaring cathedral ceilings, radiant heated floors, and walls of glass that frame serene water views. The 2019 designer kitchen is appointed with quartz countertops, premium stainless appliances, gas cooking, and a seamless flow into the open-concept living spaces — curated for both intimate evenings and elevated entertaining. The primary suite is a private retreat, featuring tranquil waterfront views and a newly renovated spa bath (2024) with soaking tub, walk-in shower, and refined quartz finishes. Two additional bedrooms and a beautifully updated hall bath complete the thoughtfully designed main level. Outdoors, the property transforms into a private waterfront resort. A heated saltwater pool, expansive decking, pergola with gas grill, and manicured grounds create a true country-club ambiance. The refaced bulkhead and floating dock, complete with water and electric, provide effortless access to the Great South Bay. Additional highlights include a two-car garage, updated roof and mechanicals (2016), Navien on-demand heating system, 200-amp electric, and two-zone central air — delivering both luxury and peace of mind. A rare offering for the discerning waterfront buyer seeking turnkey elegance, boating convenience, and refined coastal living — just moments from marinas, beaches, and parkways. *** This home is in an X flood zone - flood insurance is NOT required ***
Listed by Diane Betz
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Compass Greater NY LLC
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631-241-0298
Last updated March 15, 2026
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Source: OneKey #964035
Listing Facts
TypeSingle-family
NeighborhoodCopiague Harbor
Bedrooms3
Bathrooms2
Days on Prevu21
Taxes$21,126.45/year
Size2,220 sqft
Price per sqft$597
Amenities
Dishwasher
Private Outdoor Space
Washer/Dryer
Air Conditioning
Parking
Swimming Pool
Location
Mortgage Calculator
Listing History
02/24/2026
Status changed to Active
$1,325,000
02/24/2026
Listed by Compass Greater NY LLC
$1,325,000
Property Details for 21 Shore Drive W
Exterior
Construction
Property Condition: Updated/Remodeled
Window Features: Double Pane Windows, Floor To Ceiling Windows, Oversized Windows, Skylight(s), Wall Of Windows
Lot Features: Back Yard, Front Yard, Landscaped, Level, Private, Sprinklers In Front, Sprinklers In Rear, Views, Waterfront
Lot Size Acres: 0.28
Lot Size Dimensions: 100,125
Lot Size Square Feet: 12,500
Financial
Taxes
Parcel Number: 0100-185-00-02-00-044-006
Tax Annual Amount: $21,126.45
Tax Year: 2026
Interior
Features
Appliances: Dishwasher, Dryer, Freezer, Gas Cooktop, Microwave, Oven, Refrigerator, Stainless Steel Appliance(s), Tankless Water Heater, Washer
Flooring: Ceramic Tile, Tile, Wood
Interior Features: First Floor Bedroom, First Floor Full Bath, Cathedral Ceiling(s), Ceiling Fan(s), Eat-in Kitchen, Entrance Foyer, Formal Dining, High Ceilings, Kitchen Island, Open Floorplan, Open Kitchen, Primary Bathroom, Master Downstairs, Quartz/Quartzite Counters, Recessed Lighting, Soaking Tub, Washer/Dryer Hookup
Measurements
Living Area: 2,220
Living Area Source: Public Records
Rooms
Bathrooms Full: 2
Bathrooms Total Integer: 2
Bedrooms Total: 3
Rooms Total: 10
Other
Location
Subdivision Name: Copiague Harbor
Parking
Parking
Garage Spaces: 2
Garage: Yes
Parking Features: Attached, Driveway, Garage, Off Street
Schools
Elementary School
Elementary School: Deauville Gardens West Elementary
Elementary School District: Copiague
High School
High School: Walter G O'Connell Copiague High Sch
High School District: Copiague
Middle or Junior School
Middle Or Junior School: Copiague Middle School
Middle Or Junior School District: Copiague
Utilities
Equipment
Cooling: Central Air
Heating: Baseboard, Hot Water, Natural Gas, Radiant, Radiant Floor
Laundry Features: Electric Dryer Hookup, Laundry Room, Washer Hookup
Other Equipment: Pool Equip/Cover
Sewer: Public Sewer
Utilities: Cable Available, Electricity Connected, Natural Gas Connected, Sewer Connected, Water Connected
Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 3 bedrooms and 2 bathrooms in this single-family home at 21 Shore Drive W.
What schools are nearby to 21 Shore Drive W?
Nearby schools include the Deauville Gardens West Elementary, Copiague Middle School, and Walter G O'Connell Copiague High Sch.
Does this single-family home have parking?
Yes, there are 2 parking spaces available for 21 Shore Drive W.
What are the annual taxes for 21 Shore Drive W?
Annual taxes for this single-family home are estimated at $21,126.
How does 21 Shore Drive W compare to other single-family homes in Copiague Harbor?
This single-family home is listed 7% above the average price for single-family homes in Copiague Harbor and has been on the market for 67 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 2,220 sqft.
21 Shore Drive W is a 3-bedroom, 2-bath single-family home for sale in Copiague NY 11726. Listed on Prevu for 21 days at $1,325,000. This residence features 2,220 square feet of living space, located in Suffolk County. The median listing price for single-family homes in this area is $1,099,000. Nearby schools include Deauville Gardens West Elementary, Copiague Middle School, and Walter G O'Connell Copiague High Sch. The home offers private outdoor space, dishwasher, air conditioning, parking, swimming pool, and washer/dryer. Explore more single-family home listings in Suffolk County.
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