Access to content
United States
2

luxury houses with sea view for sale Duck Key, United States

Sort by

30

House Duck Key (United States)

Life on the water begins the moment you arrive at this beautifully positioned open water home on prestigious Harbour Drive in Duck Key. Surrounded by swaying palms and tropical landscaping, this classic 2 Bedroom 3 Bathroom Florida Keys coastal cottage sits on an oversized 11,250 sq. ft. lot highlighted by a bright open-concept layout with panoramic views of Toms Harbor. Built with CBS construction, impact windows, and a metal roof, the property provides both durability and low-maintenance island living. For boaters, the property features 75 feet of concrete seawall and a dock with quick access to both the Atlantic Ocean and Gulf for world-class fishing, diving, and boating. The tropical backyard is designed for true Keys living, featuring a waterside tiki hut, shaded seating areas, and plenty of room for a future pool with a permitted convenience bathroom downstairs. An outdoor elevator, garage, and beautifully landscaped yard add comfort and curb appeal. Residents of Duck Key enjoy optional membership at Club Duck Key with access to a heated and chilled pool, pickleball and tennis courts, bocce ball, basketball, and a vibrant social calendar. Located just minutes from Marathon Jet Center, marinas, restaurants, and shopping, this Duck Key home offers the perfect balance of privacy, boating convenience, and island lifestyle.

… 
$2,899,000
116
2bedrooms
3bathrooms
land 0.1ha

By Annonceur International

50

House Duck Key (United States)

Perfectly positioned on an expansive corner lot within the exclusive island enclave of Duck Key, this exceptional 3-bedroom, 3-bath residence captures breathtaking ocean views and a sense of openness rarely found in the Keys. Set directly across from the ocean and adjacent to a privately owned great lawn, the property enjoys an enhanced feeling of space, privacy, and tranquility. The upper level offers 2 bedrooms and 2 full baths, thoughtfully designed to maximize natural light and showcase stunning water views. The open-concept living, dining, and kitchen spaces flow effortlessly together, creating an airy, sun-filled interior where the outdoors become part of everyday living. Sliding glass doors from both the primary suite and main living area open to a beautiful balcony, where sweeping ocean views create a captivating backdrop from sunrise to sunset. From the moment you enter, the views command your attention. The lower level offers a 1-bedroom, 1-bath layout with laundry and is designated as legal non-conforming--ideal for guests, extended family, or flexible lifestyle needs. Outside, a spectacular private resort-style pool creates a true tropical retreat, complete with a cascading waterfall, spray fountains, and a zero-entry beach-style entrance. Life in Duck Key is about far more than the home itself. This sought-after island community offers walkability, golf-cart convenience, and relaxed coastal elegance. Enjoy two marinas with fuel, boat storage, and watersport access, along with optional Club Duck Key amenities including pickleball, tennis, swimming, and a vibrant social atmosphere. Two island restaurants further enhance the ease of daily living. Perfectly positioned midway between Miami and Key West, Duck Key offers exceptional convenience with easy access to Marathon and its private airport, all while preserving the privacy, charm, and exclusivity of island living. This is your chance to embrace the island life.

… 
$1,195,000
140
3bedrooms
3bathrooms
land 728

By Ocean Sotheby's International Realty

11 listings near Duck Key

Nearby
50

Seaside house with pool Marathon (United States)

Experience refined oceanfront living on sought-after Duck Key. This double lot estate offers 138 feet of protected deepwater dockage, complete with a solid concrete seawall designed to accommodate a sportfishing yacht, multiple center consoles, and all of your waterfront lifestyle needs. A true boater's paradise, this property offers both privacy and exceptional access to the Atlantic Ocean. The fully remodeled residence is constructed of concrete with a new roof. Inside, seven spacious bedrooms and six bathrooms provide ample accommodations for family and guests. Coastal-inspired interiors feature wood-look tile flooring throughout, woven statement light fixtures, and soaring ceilings with exposed beams and pecky cypress accents. Expansive impact windows and doors frame sweeping ocean views, bringing natural light into nearly every room. The gourmet kitchen anchors the main living space as the heart of the home, with a striking 12' island that creates the perfect setting for gatherings. Outfitted with top-of-the-line appliances, this space is equally suited for everyday living with family or hosting unforgettable evenings of entertaining. Spa-like marble bathrooms further elevate the home, blending comfort with luxury. Designed for both style and function, the property also offers a rare 4+ car garage and abundant storage. Outdoors, a sparkling pool invites afternoons in the sun, while the expansive double lot offers unmatched opportunities for expansion. Whether envisioning a private guest house, a tennis or pickleball court, or exploring the option to build and sell, this rare property provides endless possibilities for both personal enjoyment and investment potential—an uncommon luxury in the Florida Keys. Balancing modern sophistication with coastal simplicity, this sanctuary captures the essence of waterfront living from sunrise over the Atlantic to evenings by the water, in one of the most desirable neighborhoods in the Florida Keys.

… 
$7,199,000
372
7bedrooms
6bathrooms
land 0.3ha

By Ocean Sotheby's International Realty

Nearby
50

Seaside house with pool Marathon (United States)

Duck Key Pool Home with Legal Downstairs Living & Exceptional Flexibility. Beautifully updated 4BR/3BA pool home on the desirable island of Duck Key, thoughtfully renovated with permits and designed for comfortable coastal living. A standout feature of this home is the legal, permitted downstairs living area (pre-1973), which offers a private space complete with a living room, bedroom, bath, and kitchenette. This flexible layout is ideal for extended family, long-term guests, or creating a separate retreat within the home--an increasingly rare advantage in the Florida Keys. Upstairs, the main living area features updated finishes and generous closet space throughout, providing both comfort and functionality. The home is offered fully furnished and move-in ready, allowing for immediate enjoyment. Step outside to your own private tropical setting, featuring: a sparkling pool and tiki hut for entertaining; lush landscaping with pineapple, fig, starfruit, and avocado trees; a private putting green; and partial Atlantic Ocean views. Additional highlights include two attached garage spaces and access to a voluntary homeowners clubhouse. Conveniently located near Duck Key Marina and Hawk's Cay Resort amenities, with optional memberships available. A rare opportunity to own a versatile, move-in-ready home in one of the Florida Keys' most sought-after communities. Check out the marina and the perks of being a homeowner on Duck Key. https://www.duckkeymarina.com/ for boat slips, https://hawks-cay-resort.playbypoint.com/f/hawks-cay-resort/memberships, https://www.hawkscay.com/, and http://www.clubduckkey.com/ for memberships! All in your backyard.

… 
$1,374,499
234
4bedrooms
3bathrooms
land 0.1ha

By Ocean Sotheby's International Realty

Nearby
50
Video

Seaside house with pool Marathon (United States)

Enter the bougainvillea-lined gates of Casa Feliz, a private oceanfront retreat on Grassy Key with expansive water views, white sand beach, and a true resort-style experience in the Florida Keys. An exceptional investment opportunity, Casa Feliz is a strong producing vacation rental with rental history and future bookings already in place. Set on over 24,000 square feet of lush grounds with mature landscaping, fruit trees, fresh herbs, and .29 acres of bay bottom, this exceptional estate is designed for both relaxation and entertaining. A 148-foot observation dock invites kayaking, paddleboarding, fishing, and endless enjoyment of marine life, while the unique orientation captures both breathtaking sunrise and sunset views over the water, a rare and coveted feature in the Keys. Outdoor living is elevated with a resort-style saltwater pool featuring cascading waterfalls, spillover spa, and fully equipped poolside cabana complete with wet bar, refrigerator, ice maker, and cooking area. A fire table and beachside fire pit create the ultimate setting for entertaining or unwinding beneath the stars. Completely renovated down to the studs in 2022, the three-story residence was thoughtfully redesigned to maximize sweeping ocean views from nearly every room. Offering four custom bedroom suites, each with private en-suite bath, the home comfortably accommodates guests in luxury. The top-floor penthouse suite features a private balcony, 180-degree ocean views, custom 96-inch circular bed, and kitchenette with coffee station. Expansive accordion impact glass doors seamlessly blend indoor and outdoor living throughout. The gourmet kitchen showcases Café appliances, induction cooktop, quartz countertops, mosaic tile backsplash, wine cooler, glass shelving, and multiple dining areas ideal for hosting. Additional highlights include a movie theater, library loft, Control4 smart technology, custom millwork, local artist mural, and more. Discover why Grassy Key is the place to be.

… 
$3,495,000
226
4bedrooms
4bathrooms
land 0.3ha

By Ocean Sotheby's International Realty

Nearby
50

House with pool and garden Marathon (United States)

Tucked into the natural landscape of Grassy Key, 235 Tropical Avenue offers a unique combination of space, privacy and the unhurried character that defines life in the Middle Keys. Set on a 15,000-square-foot lot in Crains Subdivision, this concrete stilted residence offers more than 3,600 square feet of living space, impact windows and doors, and generous indoor-outdoor areas designed around the Florida Keys lifestyle. An expansive open layout creates room to gather, entertain and settle in comfortably, with multiple living spaces and an easy connection to the outdoors. Lush native vegetation surrounds the property, creating a remarkable sense of privacy and seclusion. The partially fenced backyard centers around an inviting in-ground pool with waterfall, tanning shelf and water features, setting the stage for long afternoons outside and evenings under the palms. Ample parking provides room for multiple vehicles and boat trailers, an especially valuable feature for enjoying life on the water. Above it all, a rooftop observation deck captures ocean views and a beautiful perspective across Grassy Key. Watch the light change over the horizon and native birds gather around the natural salt ponds behind the property. Crains Subdivision also offers a community sunset park, while a public boat ramp is just minutes away for convenient access to the surrounding waters. Centrally positioned between Marathon, Duck Key and Islamorada, the home is convenient to Curry Hammock State Park, Dolphin Research Center, waterfront dining, marinas, fishing, diving, paddling and the Florida Keys Overseas Heritage Trail. Whether envisioned as a full-time residence or a private Florida Keys retreat, 235 Tropical Avenue feels connected to its surroundings, offering a spacious and secluded setting from which to experience the water, wildlife and easy rhythm of Grassy Key.

… 
$1,349,000
339
4bedrooms
3bathrooms
land 1,376

By Ocean Sotheby's International Realty

Nearby
50
Video

Seaside house with pool and garden Marathon (United States)

Zephyr Cove; the extravagant, aquatically inspired retreat that you deserve. Located on the breathtaking waterfront nestled along the Gulf and was designed and built by D’Asign Source. This stunning estate invites you to experience the perfect balance of luxury, tranquility, and adventure. With both fresh and saltwater elements woven into its design, every detail has been thoughtfully crafted. At the heart of the property lies a lazy river loop infinity pool, complete with bridges, a swim-up pool bar with a gazebo, a spa with a table, a lap pool, beach-style entries, and a waterfall grotto plus a gas fire pit, and putting green. Whether you’re floating under the sun, entertaining guests, or enjoying a peaceful evening by the water, this home was manifested for unforgettable moments. Grand main residence vaunts an impressive private primary wing and elegant open spaces designed for both comfort and entertainment. Indoor amenities include a temperature-controlled wine room, game room, home theater, fitness center, and conference room, offering endless ways to unwind and enjoy life. Two additional charming two-bedroom villas and a separate two-bedroom guest house are perched next door, perfect for hosting family and friends with style and privacy. Designed for the ultimate coastal lifestyle with outdoor kitchen and dining areas set against breathtaking Gulf views, ideal for entertaining or simply soaking in the beauty of your surroundings. Ample dockage and multiple boat lifts for your toys, located right between Vaca cut and Tom’s Harbor Cut for easy Ocean access. Tropical gardens enhance the natural beauty of this property. Expansive garages and storage spaces provide ample room for vehicles, boats, and all of your coastal essentials. Whole-home 130kw generator in its own private structure, ensuring peace of mind no matter the season. This is where everyday life feels like you’re being pampered at a lavish resort. Step into a world where the beauty of nature meets unparalleled craftsmanship and let the magic of the Gulf welcome you home.

… 
$35,000,000
885
9bedrooms
10bathrooms
land 0.8ha

By Ocean Sotheby's International Realty

Nearby
30

Seaside house with pool and garden Marathon (United States)

Welcome to Palacio Coco Plum. Discover Your Florida Keys Oasis! Spectacular Ocean Front home in Marathon, the heart of the Florida Keys. This stunning property boasts luxury finishes throughout, including elegant marble floors, granite counters and volume coffered ceilings. Key Features include: His and Her ocean facing office, ideal for remote work or study, ocean views from most all rooms, white sand beach. privacy landscaping and massive car and equipment storage for multiple vehicles and hobbies. Boat Dockage Permitting is in Progress. Additionally, there is a whole house generator for back-up power, elevator from garage to top floor, heated and chilled pool and spa. The lovely gardens include mature mangoes and avocado trees and orchid trellis. 10 Minutes to Marathon International Airport. ADT Camera Security System on site

… 
$15,000,000
631
5bedrooms
4bathrooms
land 0.4ha

By Annonceur International

Nearby
44

House Marathon (United States)

Fully licensed 7 day vacation rental property now offered at Bonefish Yacht Club Townhomes, a Middle Keys premiere boating community cloistered around the 50 slip Bonefish Marina. Resort style living in this sought after oceanfront complex of only 34 homes. Conveys with A-16, a deep water, direct ocean access, 40' liveaboard boat slip. Other amenities featured are; swimming pool, tiki, meticulously maintained tropical landscaping, tennis and private beach access. Unparalleled views of the marina and Key Colony Channel. Two story townhome with covered parking and secure angler's room on the lower level, kitchen, living, dining on the main level and two spacious bedrooms with full baths on the third floor. Private, open air balconies to enjoy both sunrise and sunset. Concrete construction, impact windows and metal roof. Excellent for a full time residence, Keys fishing getaway or investment property as a income producing weekly rental. A true pleasure to show.

… 
$1,250,000
133
2bedrooms
3bathrooms
land 121

By Ocean Sotheby's International Realty

Nearby
41

House Marathon (United States)

This marina townhome plus 40' deeded deep water liveaboard boat slip in the exclusive Bonefish Yacht Club offers the perfect blend of luxury living and resort-style amenities in the heart of the Florida Keys. Nestled within a private 34-residence community set across more than four acres of beautifully maintained tropical grounds, the property captures the feel of a secluded oceanside retreat. Inside, the home offers 1,464 sq. ft. of light-filled living space featuring a gourmet chef's kitchen with brand new stainless steel appliances, a dedicated dining area, and an open-concept living room that flows seamlessly to a waterside balcony overlooking the marina, perfect for alfresco dining and entertaining. The spacious primary suite features a private waterfront balcony, walk-in closet, and a ensuite bath. The guest suite also enjoys its own balcony, a full bath, and generous closet space. The ground level includes a private tiled garage and storage area, ideal for a vehicle, fishing equipment, and water toys, perfect for the avid angler. Bonefish Yacht Club residents enjoy exceptional amenities including a heated and chilled pool with expansive sun deck, a tiki lounge gathering area with wet bar and seating, tennis/pickleball courts, and a private community beach. Offering breathtaking water views and beautifully maintained resort amenities, this residence delivers a rare opportunity to enjoy luxury waterfront living with access to world-class boating, fishing, and the best of the Florida Keys lifestyle.

… 
$1,175,000
136
2bedrooms
3bathrooms
land 121

By Ocean Sotheby's International Realty

Nearby
49

Seaside house with pool Marathon (United States)

Welcome to your dream escape in the Florida Keys. This spacious 3-bedroom, 3-bath oceanfront townhome in the highly sought-after Bonefish Yacht Club Townhomes offer the perfect blend of coastal and laid-back island living. Set within an intimate marina community of just 34 residences nestled among lush tropical landscaping, this home feels both private and resort-like and also conveys with a deeded boat slip in Bonefish Marina (B-34). Enter through the foyer and up to two levels of open living, with 1,769 sq. ft. thoughtfully oriented for comfort, water views, and easy entertaining. The chef's kitchen features generous cabinetry, ample counter space, and an inviting eat-in island that flows seamlessly into the main living area, where sliding glass doors open to a spacious waterfront balcony overlooking the Key Colony Channel--watch charter boats head out with your morning coffee and return as you relax with a sunset cocktail. The primary suite is a serene retreat with its own private balcony, walk-in closet, and ensuite bath, while two additional bedrooms offer flexible space for guests, family, or a home office, each with access to well-appointed baths. On the ground level, a private garage and generous storage provide the perfect place for fishing gear, paddleboards, and all your Keys lifestyle essentials. Residents enjoy a temperature-controlled pool, expansive sun deck, tiki lounge with wet bar, tennis and pickleball courts, and a private sandy beach. This is a rare opportunity to own a turnkey, single-family attached townhome with a boat slip in one of the Keys' most desirable waterfront communities where every day feels like a vacation. New roof in 2023 and new A/C in 25 with 12 year warranty.

… 
$899,000
164
3bedrooms
3bathrooms
land 0ha

By Ocean Sotheby's International Realty

Nearby
37

Seaside house with pool Marathon (United States)

Lowest-Priced In-Ground Pool Home in Marathon with Weekly Rental Potential! Embrace the laid-back Florida Keys lifestyle in this charming tropical cottage, ideally located in the desirable Little Venice subdivision of Marathon. Offering 2 bedrooms, 2 bathrooms, and beautiful peek-a-boo ocean views, this bright and airy stilt home is perfectly designed for both relaxation and entertaining. The spacious deck provides the perfect setting for enjoying ocean breezes, morning coffee, or evening gatherings with family and friends. Inside, the open-concept living area features vaulted ceilings and abundant natural light, while the updated kitchen boasts stainless steel appliances, granite countertops, and ample cabinetry for effortless entertaining. Recent improvements include updated bathrooms, a new A/C system (2024), hot water heater (2026), and a durable metal roof (2013). Tastefully furnished with coastal-inspired décor, this home is being offered fully furnished, making it move-in or rental ready. Situated on a rare double corner lot, the property features a sparkling in-ground heated pool surrounded by tropical landscaping, along with covered parking, generous workshop/storage space below, and ample room for boat and trailer parking. An assumable low-cost flood insurance policy adds additional value and peace of mind.

… 
$729,500
109
2bedrooms
2bathrooms
land 0.1ha

By Ocean Sotheby's International Realty

Nearby
50
Video

Seaside house with pool Islamorada (United States)

Big, beautiful, and exceptionally solid, this waterfront Islamorada residence is perfectly situated on Sandy Cove Basin with protected deep-water dockage for multiple boats and direct bay access. A gated, pavered double driveway leads to an inviting foyer where marble floors and a private elevator welcome you. The elevated living level features a spacious great room with fireplace and coral accents, ideal for entertaining, along with a chef's kitchen offering custom teak cabinetry, granite countertops, island cooktop, and premium Sub-Zero and Bosch appliances. Wide screened porches extend the living space and capture open waterfront views. The home offers 5 bedrooms and 5.5 baths, a resort-style pool, and excellent updates including a new dock, new boat lift, and new A/C systems. A privacy wall enhances the secluded feel of this quiet, one-street neighborhood known for its consistently lovely homes. An exceptional opportunity for refined island living with outstanding boating access.

… 
$5,999,999
507
5bedrooms
6bathrooms
land 0.2ha

By Ocean Sotheby's International Realty

*

Receive by email any new listing that may match your search criteria

Your criteria :

  • For sale
  • Duck Key, United States, +30 km
  • Houses
  • Sea view

How satisfied are you with this page?

(not the listings itself)

The agencies at Duck Key

These agencies offer a selection of luxury properties vente at Duck Key. Feel free to contact them for personalized assistance.