Key Biscayne, FL Real Estate For Sale

Experience the height of luxury living in key biscayne’s most prestigious gated community, grand bay villas & estates. This beautiful villa, located in a quiet cul-de-sac, features 5 spacious bedrooms and 7 bathrooms, private heated pool with an expansive terrace. A balcony provides additional outdoor space, and the large living, dining, and family rooms offer direct access to the terrace and pool, perfect for entertaining. The villa also includes full maid’s room & bath. (all bedrooms are in-suite)residents enjoy 24-hour security, and have access to the community’s playground for children. Monthly maintenance fees cover pool and landscaping maintenance. Properties in grand bay villas rarely come to market. Don’t miss the opportunity to own a piece of paradise in key biscayne.

Nestled in the serene and exclusive community of key biscayne, this delightful and very charming two-story home is located on a secluded and quiet street, offering the perfect backdrop for a quintessential family lifestyle. You will be greeted by a warm and inviting interior with an open floor plan which seamlessly blends living, dining, kitchen, and family areas fostering a sense of togetherness and making it ideal for both daily living and entertaining. The 5 bedrooms/4.5 baths in this lovely residence are thoughtfully designed and are full of natural light creating an airy and uplifting atmosphere. The outdoor space is perfect for al fresco dining, playtime with the kids or enjoying the tranquility and beautiful landscaping surrounding it. Enjoy beaches, parks, schools & all activities.

Exceptional corner lanai residence at ocean club 3, 186 sq. Ft. And rare 10-ft ceilings. 4bd/4.5ba, plus staff quarters or den with bath. Four bedrooms are en-suite with floor-to-ceiling sliders opening to two large ground-level balconies with garden views—offering a private, home-like feel. Oversized primary suite. Designer finishes include marble tile, bamboo wood floors in two bedrooms, granite kitchen countertops, foyer, breakfast area, open space for office or family room and custom curtains with blackout treatments. No stairs or elevator required—fully stroller and wheelchair accessible. Luxury amenities: beach service, pools, spa, gym, tennis, paddle courts, kids playground, clubhouse, salon, restaurants, valet. Includes 2 covered parking spaces and private storage. Steps from the beach. There is a one-time membership fee of $12, 000, plus annual food and drink consumption of $3, 100.

Enjoy key biscayne’s island lifestyle in this gorgeous 6 bedrooms 6 bath modern home! Located on a very desired quiet street, one of the few gated homes on the island! Ammenities include pool & outdoor jacuzzi & cold plunge, leaf filtration water system, surround sound system, large garden & bbq area & indoor steam room. Great entertaining home indoor & outdoor , kitchen is chef's gourmet with viking appliances overlooking the pool area. The kitchen includes a double refrigerator, two freezers, gas ovens, oversize gas range, grill & free-standing wine cooler. The house has modern impact doors and windows throughout. The first floor includes the master bedroom with oversized walk-in closet, and a separate tv room that can be converted to a 7th bedroom if needed. Plenty of parking /car port! A portion seller financing possible….

This spectacular, one-of-a-kind residence on buttonwood drive sits on a prime corner, boasting an oversized 9, 730 sq. Ft. Lot (per owner’s survey). With 5 spacious bedrooms and 5.5 well-appointed baths, this home’s exceptional floor plan offers soaring ceilings and beautifully defined spaces, perfect for an elevated island lifestyle. The expansive living room, elegant dining area, and inviting family room blend seamlessly, while the gourmet kitchen opens to a gorgeous outdoor area filled with natural light. The lush backyard is a true oasis, featuring an oversized pool, expansive terrace, and summer kitchen. A large master suite serves as a serene retreat with great closet spaces. This home embodies the essence of key biscayne living.

This stunning residence, set on an oversized 12, 262 sf lot, offers 5, 528 sf of beautifully designed interiors filled with natural light. An open floor plan with soaring ceilings creates a seamless sense of space, while the gourmet kitchen and expansive living areas are perfect for both everyday living and entertaining. Featuring 6 spacious en-suite bedrooms, a powder room that also serves as a convenient cabana bath, and exceptional walk-in closets, this home combines comfort with sophistication. Step outside to your private oasis, where a jacuzzi, outdoor shower, and lush tropical landscaping provide the ultimate retreat. Ideally located within walking distance of the beach, this key biscayne gem perfectly blends elegance and lifestyle on one of miami’s most coveted island communities.

Experience unparalleled elegance in this stunning contemporary estate, set on an oversized 9, 258 sq. Ft. Lot in exclusive key biscayne. Built in 2020, with a brand-new roof in 2025, this 7-bedroom, 7-bathroom home, plus two powder rooms, blends sophistication with seamless indoor-outdoor living. An open floor plan, custom-built kitchen cabinetry, and abundant natural light create an inviting ambiance. The elevator connects all three levels, leading to a rooftop terrace with breathtaking views. Outdoors, enjoy a saltwater pool with spa, summer kitchen, cabana bath, and expansive front yard. The open garage with an ev charger and a spacious driveway provide convenience. This architectural masterpiece offers the finest in key biscayne luxury.

Exceptional estate in key biscayne. Discover an extraordinary opportunity to own a stunning modern residence on over 19, 000 sq ft lot—an exceptional find in the heart of key biscayne. This expansive property offers a generous backyard, perfect for outdoor living, entertaining, or creating a private oasis where kids can play freely. The home features 6 bedrooms, 6.5 bathrooms, a dedicated office, and high ceilings that enhance the bright, open ambiance. Designed with a sleek, modern aesthetic, the interior boasts luxurious finishes and thoughtful amenities, including a wine cellar, pool, and a 2-car garage. Located on a quiet street, this residence blends privacy with convenience. Experience the best of island living with unparalleled space and style.

Refined 3-story modern contemporary residence on an oversized, beautifully landscaped corner lot along key biscayne’s prestigious harbor drive, just 15 minutes from the brickell financial district, and featuring a spectacular rooftop terrace. This 5, 328 total sf home offers 6 bedrooms, 4 full baths, and 3 half baths, thoughtfully designed for both elegant living and effortless entertaining. A grand entry with a stylish pivot door welcomes you into light-filled interiors with soaring ceilings, marble floors in the social areas, and wire-brushed white oak flooring upstairs. Panoramic impact windows and multiple terraces create seamless indoor-outdoor flow. The resort-style backyard features a heated saltwater pool with waterfall and inviting lounge areas. The mia cucina chef’s kitchen anchors the main living space with a marble waterfall island, custom cabinetry, and premium appliances including wolf induction cooktop/ovens, sub-zero refrigeration, and asko dishwasher. Smart home technology includes savant automation, lutron lighting, whole-home audio, and integrated security. The expansive primary suite offers a sitting area, private balcony, covered terrace, beverage station, custom walk-in closets, and a spa-inspired marble bath. A dedicated office, upstairs family room, staff quarters, and laundry room add flexibility. The rooftop entertainment deck includes a summer kitchen with wolf grill, sub-zero refrigeration, lounge areas, and a half bath—ideal for sunset gatherings.

Be the first to live in this brand-new key biscayne residence offering 6 bedrooms and 5.5 bathrooms, thoughtfully designed for comfortable family living and effortless entertaining. The open-concept floor plan creates seamless flow between the living, dining, and kitchen areas, filling the home with natural light and providing the perfect setting for gatherings with family and friends. The italian-designed kitchen, outfitted with wolf and sub-zero appliances, combines sophisticated design with top-tier performance, creating the ideal space for both everyday living and culinary entertaining. A one-of-a-kind covered ground-level terrace extends the living space outdoors, perfect for weekend barbecues, poolside celebrations, or a shaded play area for children. This versatile space can also be transformed into a private home gym, outdoor lounge, or wellness retreat. Additional features include a private elevator providing access to all three levels, an enclosed two-car garage, and beautifully curated tropical landscaping that enhances privacy and creates a serene island setting. Start enjoying the best of key biscayne living in a brand-new home designed for comfort, style, and effortless indoor-outdoor living.

Nestled in one of miami’s most exclusive and sought-after enclaves, this stunning new construction epitomizes luxury living in key biscayne. Designed with sophistication and elegance, this home harmoniously blends contemporary style with the relaxed charm of island life. Expansive open-concept interiors with soaring 11-ft ceilings enhanced by floor-to-ceiling windows flood the home with natural light. Features include- a gourmet kitchen with thermador appliances, imported spanish tile and engineered wooden flooring, meticulously crafted custom cabinetry, refined carpentry & more. Outdoors, a large pool is surrounded by lush landscaping, several lounge areas, and a fully equipped summer kitchen—perfect for both entertaining and serene relaxation. Exp. Delivery q4 25' / start of q1 26'.

Contemporary home built in 2021 that offers modern design paired with tropical island living. Floor-to-ceiling windows that maximize natural light, clean architectural lines and high-end finishes • 5 bedrooms featuring ensuite baths, plus an additional powder room • a modern italian kitchen equipped with miele appliances • spacious living room perfect for entertaining along with a fully equipped outdoor kitchen • generous storage available inside the carport garage • a prime location in key biscayne, with convenient access to schools, beaches, restaurants, and community amenities.

Key biscayne – architectural masterpiece on a secluded 9, 633 sq.Ft. Lot near harbor drive, this 6, 800 sq.Ft. Residence by village architects (deborah de león) blends modern elegance with tropical serenity. A dramatic double wood door opens to a lap pool reminiscent of amanpuri, framed by 2, 000 sq.Ft. Of covered entertainment areas. Inside, a glass-walled foyer, soaring ceilings, and a sculptural staircase set the tone. Formal dining, reception, and a chef’s kitchen flow seamlessly for refined living. The master suite offers vaulted ceilings, walk-in closets, a spa bath, and an adjacent office, complemented by three additional en-suite bedrooms. Rare offering of design, privacy & resort-style living in the heart of key biscayne.Please view unbranded matterport t, floor plans & video.

Stunning custom-built villa located on a 12, 014 sq ft lot with luscious landscaping providing complete privacy. This home located in holiday colony, an exclusive community in the coveted area of key biscayne steps away from the beach. No expenses were spared on finishing this, villa! This home has an elevator, sauna, steam shower, heated salt pool, a gourmet kosher kitchen features custom wood cabinets, miele appliances, 72 la cornue gas range with copper finishes, perlick icemaker and two robl porcelain sinks with copper finishes, perlick icemaker and two rohl porcelain sinks with gold rohl faucets. Another attraction is the custom finished garage, storage room above, interior le grand lighting and exterior lutron lighting! One of a kind!

As per tax roll: actual area 3, 312 sq.Ft living area 3, 202 sq.Ft adjusted area 2, 911 sq.Ft lot size 12, 225 sq.Ft welcome to key biscayne to a truly unique residence. Beautifully designed home blending tulum-inspired warmth with saint-tropez elegance, ideally located within walking distance to the beach, restaurants, and coffee shops. Features include white concrete floors, high ceilings, and exposed white wood beams that create a bright and airy living environment. The reception/living area and family room. Direct access to the garden and pool, providing seamless indoor-outdoor living. The main central point of the house is the oversized garden with lush tropical plants and a tiki hut, that is an extension of the house....Perfect for outdoor dining and entertaining. The home includes a family room, formal dining area, four en-suite bedrooms, plus staff quarters (1/1) conveniently located adjacent to the kitchen. Private and secluded setting, with all main living areas oriented toward the garden and a beautiful mature tree that enhances the homes natural ambiance.

Stunning new-construction contemporary residence offering the perfect blend of modern design and luxurious comfort. This thoughtfully crafted home features 5 spacious bedrooms plus a private maid’s quarter, 4 full bathrooms, and an elegant powder room. Designed with high-end living in mind, the home showcases luxury finishes throughout, including custom built-in closets and fully equipped black kitchens with premium appliances—ready for immediate move-in. The open-concept layout highlights sleek architectural lines, abundant natural light, and exceptional craftsmanship at every turn. Step outside to your private summer kitchen with bbq, perfect for entertaining and enjoying outdoor living year-round. A turnkey opportunity for those seeking style, sophistication, and exceptional functionality in a prime location. This contemporary masterpiece is truly move-in ready.

Spectacular high-floor residence. Experience elevated coastal living in this stunning 5 beds, 4.5 baths residence, ideally positioned on a high floor of the exclusive grand bay. This expansive unit also features a dedicated media room, inviting family room & a separate exercise room, offering the perfect balance of luxury, comfort, and functionality. Enjoy breathtaking, unobstructed views of the atlantic ocean & biscayne bay from multiple private balconies. The home is exquisitely finished with custom built-in millwork, elegant marble flooring & designer lighting throughout, creating an atmosphere of timeless sophistication. Perfect for entertaining or serene relaxation, the thoughtfully designed layout blends indoor & outdoor living seamlessly. 3 additional parking space sold seperately

Spectacular and impeccably appointed modern residence situated on a 13, 651 sf lot on prestigious island drive—one of key biscayne’s most elevated streets. Boasting a total of 8, 011 sf, this 6-bedroom, 6 full bath + 2 half bath home is open, bright, and flooded with natural light throughout. Enjoy breathtaking water views and private access to the water in a setting that blends refined luxury with ultimate privacy. This residence showcases exquisitely curated, high-end designer finishes, a dramatic wine cellar, two expansive family rooms, and a closed 2-car garage. The outdoor living area is equally impressive, featuring a sleek summer kitchen and lush, professionally designed landscaping—ideal for elegant island living and entertaining. Per approved plans 6, 405 sf under ac -8, 682 sf total

High above the turquoise waters of key biscayne rises a penthouse that simply cannot be replicated. Once featured in architectural digest, this legendary corner residence at grand bay is a statement of scale, design, and presence. From sunrise over the atlantic to glittering sunsets across biscayne bay and the miami skyline, the views are cinematic in every direction, offering endless blue water, golden light, and exceptional privacy. Spanning an extraordinary 8, 435 square feet under air and 2, 825 square feet of terraces, totaling 11, 260 square feet as per the developer’s floor plan, the residence is defined by soaring 12-foot ceilings and grand proportions throughout. A dramatic foyer leads to a spectacular grand room designed for both intimate living and large-scale entertaining. The formal dining room is separate and elegant, while the completely remodeled kitchen and family room provide comfort and functionality. The fully renovated private library and custom bar enhance the home’s entertaining appeal. The primary suite is serene and expansive. All the bathrooms have just been completely remodeled, offering a fresh spa-inspired experience finished to today’s highest standards. Four (4) additional en-suite bedrooms ensure comfort and privacy. The terraces offer expansive outdoor living in the sky, perfect for sunrise mornings and sunset evenings overlooking the water and skyline. This is not simply a penthouse. It is a landmark residence, rare and impossible to duplicate.

Introducing a rare opportunity to own villa 11, the largest and most coveted of only 12 exclusive villas at oceana key biscayne. Situated on the largest lot in the community at 13, 500 sf, this exceptional 7-bed, 5.5-bath residence offers unmatched privacy and space, with access to world-class amenities, including 500 ft of private beach, resort-style pools, on-site restaurant, fitness center, tennis court, and 24/7 security. Designed with a refined modern aesthetic, the villa is filled with natural light and features seamless indoor/outdoor living through expansive glass walls and lush landscaped surroundings, complemented by a private heated pool. Additional highlights include a gourmet chef’s kitchen, an expansive primary suite with dual walk-in closets and a private terrace, a library, maid’s quarters, and 4 parking spaces. Villa 11 offers unparalleled privacy while enjoying full access to oceana’s world-class amenities.

Discover unparalleled luxury at 960 mariner dr, key biscayne. This new architectural gem offers over 9, 640 sf of living space on a 15, 381 sf lot with 106 feet of water frontage. Featuring 6 bedrooms, 8 baths, and 2 half baths, the open-concept design boasts floor-to-ceiling glass, providing stunning views. A 4-person elevator connects all levels, including a third-floor terrace with 360-degree views of the water and miami skyline. The chef’s kitchen, resort-style pool, summer kitchen, and private dock with direct bay access make it perfect for entertaining. Boating enthusiasts will appreciate the ski boat crane. This estate combines modern elegance, privacy, and top-tier amenities in one of miami’s most exclusive areas.

Private and prestigious waterfront estate featuring panoramic views of biscayne bay and pines canal. A dream property for the yacht set, with 346 ft of water frontage & direct ocean access. The gated estate is one of the island’s largest, set on a lush 32, 300 sq.Ft lot, perfect for entertaining. Designed with the finest attention to detail, the home is extremely spacious "16, 076 sf total", including 9 bd., 8 ba., library, office, theater, bar, spa with sauna, gourmet kitchen, marble & brazilian hardwood floors, security cameras, lutron lighting & more. Note: the adjacent house is also available for sale, offering an additional 250 ft of water frontage on a separate 23, 724 sq ft lot

Designed for those who value privacy, space, and a true connection to the water, this exceptional waterfront residence offers a rare boater’s retreat and a warm, inviting setting for family living. Tucked away on a quiet street and set on an expansive nearly 14, 000-square-foot lot, the home impresses from the moment you arrive with its generous front yard and gated entry, offering both presence and privacy. Inside, a bright two-story layout unfolds with an open, airy feel, thoughtfully designed for both everyday comfort entertaining. The residence features five bedrooms, four full bathrooms, plus a cabana bath, all flowing seamlessly enhanced by abundant natural light and tranquil water views. Renovated in 2019, the home includes impact windows and doors, a beautifully updated kitchen and appliances, lighting throughout, gas generator, and a pool heater and chiller for year-round enjoyment. The outdoor living experience is truly exceptional…enjoy direct water access with a private dock, boat lift, and two dry jet-ski docks, allowing you to step straight from your backyard to open water and fully embrace the waterfront lifestyle. A detached, enclosed two-car garage adds versatility, while the gated property offers abundant parking for up to six vehicles, a rare and valuable amenity in key biscayne. Homes of this caliber which offer privacy, boating infrastructure, generous land, and modern upgrades are increasingly rare and best appreciated in person.

Welcome to key biscayne. You cannot dream of a most perfect home with only good vibes and a twist of saint barth one story beach house home style, with 5 bedrooms. Open kitchen, large reception area and inviting covered terrace overlooking pool and gazebo . Light grey color floors, open kitchen with countertop overlooking garden and pool. Perfectly appointed and elegant decoration. Family room, formal dining, 3 bedrooms on left wing of the house and 2 additional bedrooms on right wing of the house. Laundry area. Staff quarter. Cabana bath. Family, guests and friends adore to spend quality time in this unique home. Circular driveway .Please call for additional pictures

Spectacular contemporary estate set on a coveted cul-de-sac along cape florida dr., one of key biscayne’s most prestigious and private addresses. Situated on a 23, 724 sqft lot with +250 ft of waterfront and elevation of 8.71 ft above sea level, this home offers 8 bedrooms (including a guest suite and 2 staff quarters), 8.5 baths, a private dock, boat lift, and resort-style pool. A grand foyer with soaring ceilings introduces an architectural masterpiece designed by renowned architects and built by interscope. More features include an elevator, full-home generator, reinforced concrete seawall, 2-car garage + porte-cochere for 4 cars, and driveway for 8+ cars. Discover the exceptional potential of this unique estate—a perfect blend of elegance, privacy, and premier waterfront living.

Offering approximately 8, 500 square feet of construction, this spectacular waterfront estate on coveted mashta island is a rare expression of space, privacy, and coastal elegance. Fully remodeled and designed for effortless indoor-outdoor living, this three-level contemporary residence enjoys direct ocean access, panoramic views of smugglers cove and biscayne bay, and constant ocean breezes that create a true sense of serenity. Set on a 17, 012-square-foot lot in one of key biscayne’s most exclusive and tranquil enclaves, the property is surrounded by water, light, and lush tropical landscaping, offering remarkable privacy and a peaceful island atmosphere. The residence features 8, 544 square feet of total area, including garage and terraces, with expansive open living spaces, refined finishes, abundant natural light, and impeccable craftsmanship throughout. The flexible floor plan allows for effortless reconfiguration to accommodate additional rooms and customized living areas. World-class amenities include a private dock for boating enthusiasts, resort-style pool, summer kitchen, spectacular covered entertainment level, elevator, gym, garage, and extra parking, creating an exceptional setting for both grand entertaining and everyday enjoyment. This is more than a home...It is a private waterfront sanctuary, offering the rare opportunity to experience the very best of island living in one of key biscayne’s most prestigious locations.

Situated on the exclusive island of key biscayne, this extraordinary 7, 000sqft waterfront estate sits on a rare double lot located on hurricane harbor overlooking tranquil manatee lagoon. The property offers an unparalleled sanctuary of luxury and seclusion with features including a 4 car garage ideal for collectors, professionally landscaped yard well suited for outdoor entertaining, 7 bedrooms and 7.5 baths including live-in quarters. Expansive living areas flow seamlessly to large outdoor, covered porches becoming your al fresco living room for outdoor dining or relaxing and soaking in the beauty of the natural environment. As the sun hits the horizon, sunsets light up the sky illuminating the clouds in a breathtaking array of tropical colors. Text listing agent. 24hr notice

Welcome to an extraordinary european style waterfront estate, where luxury and elegance meet the tranquility of coastal living.This 3-story custom-built masterpiece boasts a spectacular social area with soaring high ceilings, creating an ambiance of grandeur and openness. This estate features 7 lavish bedrooms, 7.5 opulent bathrooms, private office, cozy family room, extraordinary chef’s kitchen all designed with meticulous attention to detail and the finest finishes. Step into a world of breathtaking and captivating views, where every window frames the stunning panorama of the bay and the iconic miami skyline. The outdoor living spaces invite you to enjoy serene and unforgettable sunsets. A sanctuary of sophistication and comfort with dock, garages, elevator, and an unparalleled lifestyle.

Welcome to your own slice of paradise! Enjoy breathtaking sunsets from your private dock on this waterfront property boasting 100 feet of direct biscayne bay frontage. Ideally located on mashta island. Set on a 15, 000 sf lot, the home features 5 beds, 5 baths, including 2 bayfront primary suites with stunning views, impact windows and doors throughout. The open-concept layout flows seamlessly from the living and dining areas to the modern kitchen and out to the pool and entertainment patio, with floor-to-ceiling glass doors that open to blend indoor and outdoor living. Tranquil guest suite upstairs offering privacy and views. It also features an oversized 2-car garage, covered parking, and a spacious driveway for guests. Perfect to move in, renovate, or build your dream waterfront estate.