luxury seaside houses for sale Nassau County, United States

WATER, WATER EVERYWHERE! Located in prestigious Legend Yacht & Beach Club, this pristine waterfront residence offers a rare opportunity to enjoy luxury coastal living with breathtaking panoramic waterviews & magnificent sunsets from nearly every room. Designed for both elegant entertaining and relaxed everyday living, the home is filled with natural light and showcases an effortless flow of beautifully appointed living spaces. This exclusive gated community offers an unmatched lifestyle with private marina where every owner enjoys their own boat slip, a stunning two-story clubhouse, Sound Side swimming pool, indoor tennis and pickleball courts, tranquil fountains and beautifully manicured gardens throughout the community. An extroadinary offering combining privacy, luxury amenities and resort style waterfront living. A property to enjoy all year long or a fabulous Hamptons alternative only 26 miles from NYC. Golf Rights also included at the Glen Cove Golf Course

Picture Perfect Home Sweet Beach House... Easy to fall in love with, easy to live in! Welcome to 540 West Walnut Street - a beautifully updated home highlighted by the exceptional open concept layout, stunning renovated kitchen for the gourmet at heart and inviting outdoor spaces designed for seamless entertaining, all just moments from the ocean. Upon entering from the welcoming front porch, the light filled great room offers a bright airy living / dining combo with a cozy gas fireplace and easy flow from the large renovated kitchen complete with expansive center island, built in breakfast bar or work station and ample cabinetry. The adjacent family room provides more space to lounge and play before exiting through the rear French door out to the private backyard oasis with southern exposure, a comfortable rear patio and private gardens. The main level also includes a full updated bath, laundry and a spacious primary with a walk-in closet and en-suite half bath. Upstairs, find two additional generously sized bedrooms, a second updated full bath, abundant storage, and a versatile loft space perfect for relaxing, working out, or home office. Both the front and rear second story balconies are ideal for morning coffee or sunset views overlooking the lush yard. Modern mechanicals, upgraded electrical, owned solar panels and a universal EV charger add everyday convenience. Enjoy coastal living at its best with fully fenced rear property, complete with private outdoor shower, just four blocks from sandy beaches, surfing and the boardwalk, and within a mile of the LIRR, dining, shopping, parks and all the vibrant community events Long Beach has to offer. Move in ready for you to move right in just in time for summer. Do not miss!!

Tucked away nestled adjacent to the Old Harbour Green community, this 4-bedroom, 3 full bath home offers a rare blend of space, privacy, and potential. Situated on a quiet cul-de-sac, the property features a highly desirable main-level bedroom and full bath, perfect for guests or flexible living. The home’s spacious layout includes a finished lower level, offering additional space for relaxing, work, or recreation. Whether you’re looking to move right in or reimagine the space to suit your personal style, this property presents an incredible opportunity in a neighborhood known for its charm and waterfront community lifestyle. Residents enjoy access to the Green Harbour Beach Club, embracing a coveted waterfront lifestyle—where coastal living, community, and convenience come together seamlessly. (Fee involved in membership) Enjoy all that this beautiful home has to offer—from its serene setting to its proximity to local amenities including Burns Park, where summer the summer concert series will take shape shortly, Bar Harbour Shopping center, and close proximity to the LIRR making this a truly special place to call home.

An expansive 2.4 Acres of prime property, with approximately 430 feet of water frontage, located on one of the most sought after streets in the prestigious Village of Kings Point. The property has a private beach, docking rights and is already sub-divided into 2 separate lots.

Poised on a prized corner in Atlantic Beach Estates, this exceptional waterfront residence offers sweeping bay views, refined coastal elegance, and a seamless connection to life on the water. From the moment you enter, expansive walls of glass flood the home with natural light and set a dramatic, elevated tone throughout.nDesigned for both grand entertaining and effortless everyday living, the main level flows beautifully from one sunlit space to the next. A custom chefs kitchen with designer cabinetry and premium appliances opens to a banquet-scale dining area and multiple sophisticated living spaces, all thoughtfully positioned to maximize water views and indoor-outdoor living.nThe home features six spacious bedrooms and six full bathrooms, offering remarkable flexibility for guests, work-from-home needs, or extended family living. The private primary suite serves as a serene waterfront retreat, complete with spa-inspired finishes and breathtaking bay views that stretch endlessly beyond the horizon.nOutdoors, the property unfolds into a resort-style oasis. A heated in-ground pool anchors the expansive backyard, while the Brand New Navy bulkhead and private floating dock provide direct access to boating, jet skiing, paddleboarding, and sunset cruises. Whether hosting summer gatherings or enjoying quiet mornings by the water, this outdoor setting delivers both beauty and function at the highest level.nIdeally located just a short stroll to the Atlantic Beach Club, this home offers walkable access to ocean beaches, dining, and social amenities, while remaining moments from the Five Towns, LIRR, JFK Airport, and New York City.

Experience the ultimate in waterfront living with this extraordinary 9,000+ sq. ft. estate set on two sweeping acres with 200 feet of private shoreline in Oyster Bay. Designed for both grand entertaining and everyday comfort, the residence offers 5 bedrooms, 6.5 baths, and 4 fireplaces, all supported by modern essentials including a full-house generator and security system. Step inside the dramatic entry foyer where light and space unfold into expansive living areas with floor-to-ceiling windows framing panoramic water views. The main level is highlighted by a sophisticated living room, formal dining room, and a versatile lounge/meeting space. A library with its own bath provides a perfect retreat or guest option. The chef's kitchen impresses with granite counters, custom cabinetry, professional appliances including three ovens and two dishwashers, and an adjoining laundry/mudroom. A spectacular 1,600 sq. ft. great room with a wet bar and wood-burning fireplace anchors the first floor. Upstairs, three ensuite bedrooms each open to private balconies overlooking the water. The primary suite is a true sanctuary featuring a fireplace, spa bath with dual vanities, and an oversized walk-in dressing closet. Outdoor living is elevated with more than 1,800 sq. ft. of wraparound decking, a tennis court, gazebo, and direct water access for kayaking, jet skiing, and more. The lower level extends the lifestyle with an indoor pool and hot tub, an entertainment space with wet bar, a full guest suite with private entrance, abundant storage, and a 4+ car garage. With meticulous craftsmanship and unparalleled amenities inside and out, this residence is not just a home-it's a private waterfront resort.

Experience the ultimate in waterfront living with this extraordinary 9,000+ sq. ft. estate set on two sweeping acres with 200 feet of private shoreline in Oyster Bay. Designed for both grand entertaining and everyday comfort, the residence offers 5 bedrooms, 6.5 baths, and 4 fireplaces, all supported by modern essentials including a full-house generator and security system. Step inside the dramatic entry foyer where light and space unfold into expansive living areas with floor-to-ceiling windows framing panoramic water views. The main level is highlighted by a sophisticated living room, formal dining room, and a versatile lounge/meeting space. A library with its own bath provides a perfect retreat or guest option. The chef’s kitchen impresses with granite counters, custom cabinetry, professional appliances including three ovens and two dishwashers, and an adjoining laundry/mudroom. A spectacular 1,600 sq. ft. great room with a wet bar and wood-burning fireplace anchors the first floor. Upstairs, three ensuite bedrooms each open to private balconies overlooking the water. The primary suite is a true sanctuary featuring a fireplace, spa bath with dual vanities, and an oversized walk-in dressing closet. Outdoor living is elevated with more than 1,800 sq. ft. of wraparound decking, a tennis court, gazebo, and direct water access for kayaking, jet skiing, and more. The lower level extends the lifestyle with an indoor pool and hot tub, an entertainment space with wet bar, a full guest suite with private entrance, abundant storage, and a 4+ car garage. With meticulous craftsmanship and unparalleled amenities inside and out, this residence is not just a home—it’s a private waterfront resort.

A Luxe Waterfront Estate of Privacy & Prestige At the end of a discreet cul-de-sac in Kings Point sits a residence of rare distinction. 15 Gatsby Lane is more than a waterfront home—it's a private luxury estate, elevated high above the Long Island Sound and wrapped in seclusion, grandeur, and breathtaking panoramic views. Set on over an acre of prime Gold Coast land, the property commands attention from the moment of arrival. Mature landscaping, generous setbacks, and its elevated positioning ensure total privacy, while the residence opens dramatically toward the water with sweeping walls of glass, soaring ceilings, and a collection of balconies and terraces designed for life lived above the shoreline. Inside, 6,300+ square feet unfold with quiet sophistication. Every space feels intentional—layered with natural light, volume, and curated sightlines that celebrate the Sound at every turn. Formal rooms flow with elegance; casual spaces offer relaxed luxury; and each transition reveals another shimmering water view. The primary suite is a sanctuary of true indulgence—privately set, with dual spa baths, a serene lounge, and direct access to outdoor terraces, including a spectacular rooftop deck that elevates sunrise, sunset, and starlit evenings into unforgettable moments. With five bedrooms, seven baths (6 full, 1 half), and flexible living spaces for hosting, or unwinding, the home supports both intimate daily living and elevated entertaining. The expansive grounds offer endless potential to create a resort-level outdoor environment—pool, gardens, lounge terraces—all enhanced by the estate’s commanding waterfront perch. In a community defined by exclusivity, 15 Gatsby Lane stands apart— a rare offering where privacy, luxury, and an exceptional waterfront setting converge into one extraordinary Kings Point estate.

A Rare Investment Opportunity in the Historic Village of Bayville, NYNestled in the heart of the Incorporated Village of Bayville, this rare offering presents a once-in-a-lifetime opportunity to own a unique vacation compound just 500 feet from a pristine private beach. Located on Long Island's North Shore, Bayville has long been a beloved seaside destination for travelers near and far. Originally settled in the 1600s and later incorporated in 1919, Bayville evolved into a charming beach community known for its serene coastal views, laid-back lifestyle, and strong sense of community. Today, it remains a hidden gem—offering the perfect blend of nostalgia, natural beauty, and convenience.This exceptionally unique property features four separate homes on one parcel, totaling 7 bedrooms and 4 bathrooms—making it ideal for a large gathering retreat, income-generating rental property, or private compound. Three of the four cottages have been beautifully renovated with modern finishes while preserving their beachy charm. The fourth cottage is partially renovated, offering the next owner the chance to customize it to their taste.With unobstructed, year-round views of the Long Island Sound, the setting is nothing short of spectacular. Enjoy morning visits to the beach, sunset bonfires, and the peaceful sounds of nature—all just minutes from your front door. Whether you're looking for a peaceful getaway or an investment in one of Long Island's most picturesque communities, this property deliversFour separate cottages on one parcel7 bedrooms / 4 bathrooms totalThree fully renovated, one partially renovatedApproximately 500 feet to private beach accessUnmatched, unobstructed views year-roundLocated in the historic and charming Village of BayvilleCreate your own legacy on the North Shore—this Bayville retreat offers charm, flexibility, and the lifestyle dreams are made of.

Please note that the above-referenced price reflects the Reserve Price for the property, which is being marketed for sale by luxury private auction. Bidding is open now through November 14. Seller reserves the right to accept or reject bids. 6% Buyer's Premium. Additional terms apply. Please visit Paramount Realty USA's website for more details. Experience unmatched luxury at this Richard Meier-designed waterfront estate in Sands Point, boasting 200 feet of stunning water views. The primary home features floor-to-ceiling windows, open living spaces, and top-tier amenities. The estate includes a two-family staff house, pool cabana, a 2-story boat/guest house, a historic ice house, and a carriage house for seven cars. Outdoors, enjoy a pool with panoramic views and a tennis court. This property blends modern design with natural beauty, offering a truly exclusive lifestyle. Additional Information: Amenities:Tennis,ParkingFeatures:4+ Car Detached,