Browse All Seaford NY Waterfront Properties for Sale

WELCOME ABOARD SLIP #4 — A ONE-OF-A-KIND A-FRAME WATERFRONT RETREAT WITH MILLION-DOLLAR VIEWS! Welcome to 220 Shore Road, Slip #4, a truly unique A-frame houseboat offering an incredible opportunity to experience waterfront living in the heart of Seaford. With its striking architectural design, inviting interior and breathtaking panoramic bay views, this floating retreat delivers the ultimate South Shore lifestyle. Step inside and immediately feel the character and charm of the dramatic A-frame design, where soaring ceilings, natural light and picturesque water views create a bright, open and airy atmosphere. Recent updates include new flooring, fresh paint and an updated roof, allowing you to move right in and start enjoying life on the water. The thoughtfully designed living space blends comfort with coastal charm, making it the perfect place to unwind, entertain and escape from the everyday. Even better, this houseboat can be sold fully furnished, offering the opportunity for a truly turnkey waterfront retreat. Outside is where this property truly shines. Step onto your deck and take in spectacular bay views, refreshing coastal breezes and unforgettable sunsets right from home. Whether you're enjoying your morning coffee overlooking the water, hosting friends on a summer evening or simply relaxing after a long day, Slip #4 offers a lifestyle that is incredibly difficult to replicate on land. Perfectly situated in Seaford, you're just minutes from local restaurants, beaches, shopping, parks, the LIRR and everything the South Shore has to offer, while still enjoying the peaceful atmosphere and laid-back marina lifestyle. Whether you're searching for a full-time residence, weekend escape or truly unique waterfront property, Slip #4 is a rare opportunity to own something unlike anything else on Long Island. Come experience the views, the character and the lifestyle for yourself — this is waterfront living at its finest! Houseboats/house barges are cash-only sales.

220 Shore Road Unit #4, Seaford

$1,100,000

3 Beds ⋅ 3 Baths ⋅ 1047858 MLS

Welcome to 3835 Niami Street, where waterfront living takes center stage. This beautifully updated 3-bedroom, 3-full-bath home is perfectly positioned on an elevated direct-waterfront property with 60 feet of bulkhead and floating docks accessible at all tides—just step outside and onto your boat. Designed for effortless indoor-outdoor living, the property features a large yard, three patios, a welcoming front porch, and a back deck overlooking the water. Inside, enjoy new windows, natural gas, central air, five heating zones, an indoor fire-prevention sprinkler system, and a spacious 23’ x 23’ finished ground-level basement offering tremendous additional living and entertaining space. $10,500 annual property taxes and flood insurance $1,100 per year, this is a rare opportunity to enjoy the Seaford waterfront lifestyle with exceptional value. Boating, entertaining, sunsets, and waterfront views—all from your own backyard.

3835 Niami Street, Seaford

$550,000

1043332 MLS

Rare Seaford waterfront building lot with Building Department-approved plans included in sale. Build a custom FEMA-compliant 4-bedroom home with attached garage, open-concept layout, and multiple balconies. Unique opportunity for builders or someone looking to build their dream home. Temp electric service on property

3687 Naomi Street

$824,999

4 Beds ⋅ 2 Baths ⋅ 1037051 MLS

Welcome to this stunning 4-bedroom home in Seaford, situated on a spacious 62x100 lot with plenty of yard space, perfect for outdoor living and entertaining. Enjoy the fresh air and scenic views from the upper deck, a great spot for relaxation. Inside, you’ll find new floors throughout, along with a huge kitchen and a cozy den, ideal for family gatherings. The home is equipped with modern amenities, including a washer and dryer, central heating and cooling, and a tankless water heater for efficiency. The exterior is equally impressive as sidings and a bathroom were recently renovated enhancing curb and interior appeal! This property includes an attached two-car garage - It boasts canal water access with 62 feet of brand-new bulkhead, perfect for boating or fishing. The roof is less than two years old, and the home comes with fully paid-off solar panels that will be transferred to the new owner, providing long-term savings on energy bills. Don’t miss out on the opportunity to own this beautiful home in Seaford, where comfort, convenience, and outdoor living all come together!

2695 Ocean Avenue, Seaford

$1,290,000

4 Beds ⋅ 3 Baths ⋅ 1036493 MLS

A Boaters Dream! This Spectacular Waterfront Hi Ranch perfectly situated on a quiet secluded block. Featuring: 3 Bedrooms, 2 Full Bathrooms, sliders to patio/backyard, Eat-In-Kitchen w/Stainless Steel appliances, Quartz counter tops and Island tops, glass sliders to a Trex deck overlooking the deep-water canal, Porcelain, Hardwood and Marble tile Flooring, Large Den with Woodburning Fireplace, Office Room, Half Bath, Laundry Room, Custom Brick Paver Driveway, New CAC system, Skylights, 60' of bulkhead, floating dock, TREX ramp and decking , Above-ground pool w/decking, Beautifully landscaped with PVC backyard fencing, hot tub, Close to Seamans Neck Park,-the towns center for Little League & Football games, 3 minute drive to LIRR, Short distance to Merrick Road, Library, Restaurants, Supermarkets, Shops and much more! Zero water damage from Sandy Storm (property is on a higher elevation, Pull down steps to attic for storage, 2 Car garage, Washer/Dryer room, 2 Sheds, Annual Chimney sweep,

3897 Darby Lane, Seaford

$1,499,000

4 Beds ⋅ 3 Baths ⋅ 1035163 MLS

Brand New 2026 Waterfront Construction in Seaford Enjoy luxury waterfront living in this stunning new construction home offering approximately 2,700 square feet of thoughtfully designed living space. This FEMA-compliant residence features 4 bedrooms, 2.5 bathrooms, abundant natural light, and beautiful water views throughout. The open-concept layout is centered around a chef’s kitchen with an oversized quartz island, custom pantry, ample storage, and seamless flow to indoor-outdoor entertaining spaces. Features include Andersen windows, Energy Star-qualified doors, a gas fireplace, central air, central vacuum, smart thermostat, Sonos speaker system, security cameras, and 200-amp electrical service. The spacious primary suite offers a custom walk-in closet and private ensuite bath. Outdoor amenities include a front porch, paver patio, Trex deck, updated bulkhead, floating dock, private boat slip, and PVC fencing. A rare opportunity to own a beautifully crafted waterfront home designed for modern living and effortless enjoyment on the water.

3681 Naomi Street, Seaford

$1,099,000

4 Beds ⋅ 2 Baths ⋅ 1023817 MLS

90' WATERFRONT-LARGE PROPERTY-2,787 SF-4/5 BEDROOMS-RENOVATED INSIDE & OUT-WESTERN SUNSETS. A rare combination of waterfront, property size, living space & extensive improvements, this western-facing home offers 2,787 SF, 4/5 bedrooms, 90' of newer bulkhead, expansive outdoor living, spectacular sunsets, low taxes of just $16,100 grieved & going lower & Low Flood Insurance $412. Renovated inside & out, this substantial home delivers something increasingly difficult to find: generous indoor & outdoor space, major utility, mechanical & exterior improvements already completed. Expansive decking/entertaining areas, generous lawn and a great-sized yard provide abundant space for recreation. Quick access to the bay, while coveted western exposure delivers beautiful water views and unforgettable sunsets. A quiet location with minimal through traffic adds exceptional privacy. Inside, nearly 2,800 SF of flexible living space provides plenty of room to entertain, work from home & accommodate family and guests. A newly tiled foyer opens to a large formal dining room w/ hardwood floors, oversized window and whole-house audio. The heart of the home is a one-of-a-kind 1920s-inspired luxury kitchen blending classic craftsmanship with modern amenities. Quartzite countertops complement a hand-hammered copper sink, mosaic copper backsplash, pot filler, exhaust hood, under-cabinet & recessed lighting and hardwood floors. Premium appliances include a 36" dual-fuel SS range w/ gas cooktop, Sub-Zero refrigerator/freezer & SS dishwasher. A large walk-in butler's pantry w/ exceptional storage & prep space. The kitchen flows into a vaulted-ceiling room with skylight, built-in audio and fully retractable 6' glass wall opening directly to the deck, where bar-height seating accommodates up to 12 overlooking the water. The dramatic living room continues the home's indoor-outdoor lifestyle with an oak accent wall, 100" flat-panel TV, recessed lighting, hardwood floors and a fully retractable 10' glass wall opening directly to outdoor seating. A dedicated laundry room with pedestal W/D, folding station and storage, plus a full bath, complete this area. The first floor also offers two versatile bedrooms ideal for family, guests or home-office use. One enjoys abundant morning light, while the other features oversized windows, data wiring and speaker-hub connections, making it an ideal executive office. A magnificent two-tier staircase with chandelier leads upstairs to new oak flooring, impressive 92" pecan-finished doors and integrated home audio. The spacious hall bath features radiant-heated floors, soaking tub with granite surround, oversized walk-in shower with granite bench, dual-sink vanity and large linen closet. Two generously sized secondary bedrooms provide additional flexibility, including one with peaceful lagoon and private marina views. The expansive primary bedroom showcases the western waterfront setting with soaring vaulted ceilings, loft storage, two closets, built-in speakers and a spectacular fully retractable 10' glass wall opening to a brand-new private balcony. Wake to beautiful water views and end each day with spectacular western sunsets. Second-floor bedrooms are hardwired for TV and internet. RENOVATED FAR BEYOND COSMETIC FINISHES, significant improvements to major systems, utilities & exterior include a brand-new roof, whole-house water filter, high-efficiency wall-mounted boiler/water heater, new 3-zone heating/cooling with new ductwork, new electrical panel and new utility service. Convenient to shopping, restaurants, schools, public transportation, Wantagh State Parkway and Seaford-Oyster Bay Expressway. Compare the things you can't easily change: 90' of waterfront, large property, nearly 2,800 SF, 4/5 bedrooms and western exposure—then add extensive renovations, updated major utilities & mechanicals, substantial dockage, quick bay access and spectacular sunsets. A truly rare South Shore waterfront combination

2706 Peconic Avenue, Seaford

$999,999

4 Beds ⋅ 3 Baths ⋅ 1001135 MLS

Welcome to this spacious colonial with 90 ft of bulkhead in Seaford! Enter into the grand foyer. To your right is the formal dining room and to the left is an office or fourth bedroom. There is a large closet for storage next to the office. The massive living room boasts of a gas fireplace and glass doors overlooking the deck and canal. Continue on to the large eat in kitchen - big enough for a dining room table! There is a gas range and granite countertops. There are also doors out to the deck. A half bath and laundry room completes the first floor, along with access to the garage. Upon going upstairs there is a spacious hallway leading to the principal ensuite with two walk in closets and a bathroom with a jacuzzi tub and separate shower. Off the bedroom is a bonus room that can be used as a nursery. Two more large bedrooms are on the second floor along with another full bath. You can access the full attic with pull down stairs. Hurry to see this spectacular home!

2683 Peconic Avenue, Seaford

$247,000

L3107575 MLS

Are You A Builder! Are You A Boater ! Or Just Want To Live On The Water! This Is an Opportunity To Build A New Home On A Unique Cul De Sac Location!! 200 Ft Of Waterfront On 3 Sides Of Property!! Level Land w/Gas And Sewers On Street. Electric On Property. Bulkhead Not Required But A Retaining Wall Is. Included In Sale An Island Adjacent To Property- Take A Look !!, Additional information: Business Located At:,Rental Income:

Island Place, Seaford

Start Your Search

Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of . 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.

Seaford Waterfront Real Estate

Our website features the best real estate search for waterfront properties available in Seaford and surrounding areas. It is the only site you will ever need! It is easy-to-use and updated by the official Realtor®’s database every 15 minutes.

You can save searches, and get daily email alerts of new listings, price changes, sold data, and market reports. Our Interactive Map Search allows you to view properties on a map or refine your search by drawing the boundaries around the area you desire.

Curious about what’s happening in your neighborhood? You can create a custom market report to see what’s active, under contract, and sold in your neighborhood!

Considering selling or refinancing your home? Get an INSTANT property valuation now!