Key Biscayne FL Homes For Sale

Key Biscayne FL Homes For Sale


View all the homes for sale in Key Biscayne FL at a median price for all buyers. See pricing and listing details of Key Biscayne real estate for sale.

Key Biscayne FL Homes For Sale

$237,000,000
5 Beds 9 Baths A12005335 MLS
485 W Matheson Drive is one of America’s most iconic waterfront estates, representing a rare convergence of presidential history, cinematic legacy, and unparalleled waterfront scale. Set on approximately 2.38 acres with an extraordinary 862’ of direct Biscayne Bay frontage, the property captures sweeping, unobstructed views of the Miami skyline and open bay, offering a level of presence and exclusivity rarely found in South Florida. Once the “Winter White House” of, the estate also achieved cinematic fame as the Frank Lopez residence in Scarface, with original architectural elements still preserved, including the iconic glass elevator. Offers 5BR + gym (can be converted to 6th BR) 7+2BA, and approximately 13,500 SF (per owner) across three levels, featuring soaring 24’+ ceilings, marble floors, and walls of glass framing breathtaking bay views. Expansive living, dining, and kitchen areas open to large terraces, creating seamless indoor-outdoor living ideal for both everyday comfort and grand-scale entertaining. Resort-style grounds include a piano-shaped saltwater pool, cabana bath, lush tropical landscaping, and expansive lawn areas with artfully integrated lighting extending the estate’s experience well beyond sunset. A private marina, formerly a presidential helipad—features rare 3-phase power and dockage for yachts up to 200’, plus over 34,000 SF of submerged land, making this one of Miami’s most significant and irreplaceable waterfront holdings in the world.

485 W Matheson Drive, Key Biscayne

$3,980,000
5 Beds 4 Baths A11986564 MLS
This beautiful villa-style residence in Key Biscayne sits on charming Cranwood Drive, a quiet, residential street lined with mature oak trees near the Village entrance. Home offers 5RB/4BA, including a staff BR with ensuite bath and private entrance. Interior features include classic Cuban tile and parquet hardwood floors, French doors, Thermopane windows, LED lighting, and custom designer millwork. The home presents 3,077 total SF on an elevated 10,007 SF gated lot with wood fence and custom Dade County pine gate. Mature tropical landscaping surrounds the property, and a brick walkway leads to the welcoming fountain entry. Outdoor features include a free-form Bisazza glass pool with 32-ft lap lane and a spacious screened patio lounge with a fountain for a true indoor-outdoor experience. Inside, the spacious living room boasts high ceilings, custom millwork, a wood-burning fireplace, and direct patio lounge access. A private dining area sits next to the gourmet kitchen with a pitched wood-beamed ceiling, large center granite island, top-tier Electrolux, Whirlpool/Profile appliances, plus a breakfast area with a stained-glass window. The private principal suite includes a flexible office/den space, walk-in closet, ensuite bath, and garden access. Three additional bedrooms, including a private guest suite, all overlook lush gardens. This rare offering combines privacy, tropical charm, and exceptional living in one of Key Biscayne’s most desirable locations.

269 Cranwood Drive, Key Biscayne

$19,800,000
4 Beds 9 Baths A11934196 MLS
Enjoying an exceptional 270ft of L-shaped water frontage facing 185-ft-wide Pines Canal and the natural beauty of Bill Baggs Cape Florida State Park, this elegant island-coastal estate is tailored to a boating lifestyle. Offering calm and naturally sheltered harbor, concrete seawall, boat lift, dockside kitchen and side-dock boat storage that preserves unobstructed water views, the property provides a sense of openness, privacy, and tranquility. Clean architectural lines, an internal garden courtyard, and generous covered terraces fill the residence with natural light and create a seamless connection to the surrounding water and landscape. This elevated home offers 4 bedrooms plus staff quarters, 5 bathrooms, and 4 half-baths within 8,240 sqft of living space on a 16,500-sqft lot.Architectural tray ceilings, refined millwork, custom wall paneling, and thoughtfully designed built-ins with abundant storage add depth and craftsmanship while maintaining a light, contemporary coastal aesthetic. Formal living and dining rooms with elegant millwork provide an ideal setting for entertaining. The kitchen is appointed with Calacatta Gold marble countertops, gas cooking, Sub-Zero and Viking appliances, and a butler’s pantry. Additional highlights include 2 family rooms, fitness center with water views, 2 garages accommodating 7+ cars/golf carts, temperature-controlled wine cellar for 1,400+ bottles, elevator, retractable screen doors, generator and saltwater heated pool.

100 Cape Florida Drive, Key Biscayne

$8,500,000
6 Beds 7 Baths A12021891 MLS
A unique architectural masterpiece in the heart of Key Biscayne, this brand-new contemporary residence by Praxis Architecture blends modern tropical luxury with exceptional craftsmanship and bespoke European finishes. Set on an oversized 9,000 SF lot, the residence offers 6 bedrooms, 6 full bathrooms, 1 half bath, and over 4,190 SF of curated living space designed around natural light, privacy, and seamless indoor-outdoor living.Imported Spanish porcelain and ceramic surfaces, Italian-engineered wood flooring, Portuguese interior doors, and refined finishes sourced from the United Kingdom create a warm and sophisticated architectural atmosphere throughout. Custom millwork — including the kitchen, bar, wardrobes, and integrated TV units — was exclusively crafted by a French maison specializing in ultra-luxury bespoke cabinetry.The residence highly designed kitchen is equipped with Wolf, Sub-Zero, and Miele appliances, smart-home automation, and integrated security. Outdoor spaces feature a spectacular 36-foot swimming pool, expansive terraces, summer kitchen, lush private garden patio, and multiple entertaining areas designed for effortless resort-style living.Located moments from tennis courts and the Key Biscayne Yacht Club, beaches, marinas, top-rated schools, and the best of island living, this residence represents one of Key Biscayne’s most thoughtfully designed brand new-construction homes - Expected to be finished in July 2026. Easy to Show!

238 Buttonwood Drive, Key Biscayne

$5,495,000
5 Beds 6 Baths A11987710 MLS
Elevated, 3,888 sf Adjusted Area. Sophisticated Mediterranean beach house, elevated and privately set, offering 5 bedrooms, 5 bathrooms, and an additional powder room, surrounded by a lush, mature backyard garden. A double-height cathedral ceiling in the great room fills the home with natural light and opens to a covered terrace overlooking the pool patio, creating seamless indoor-outdoor living. The great room flows into a warm family room and gourmet kitchen, well suited for everyday living and entertaining, and every bedroom is en suite. The serene primary suite includes a sitting area ideal for relaxing or reading.A spacious den with abundant windows and its own full bath offers flexibility as a home office, guest suite, studio, or cabana, with direct access to the patio and pool. Outdoors, enjoy a private setting with an upper veranda shaded by a living canopy of fig vines, an inviting space for dining and lounging, plus an outdoor gourmet area with a wood-fired pizza oven and tools. Additional highlights include solar panels with backup batteries for energy savings and reliability. Two batteries plus potential for expansion, two garages, and a pool with refreshed tile and grout for a crisp, updated finish. Walking distance to the beach, parks, dining, shopping, and everyday conveniences, with convenient access to Miami. Not Included in the sale: all display shelving, two bronze candle holders, and the chandelier hanging above the stairs.

140 Hampton Lane, Key Biscayne

$8,250,000
6 Beds 9 Baths A12040744 MLS
There are homes that are beautiful, and then there are homes that leave a lasting impression. This extraordinary brand-new 2026 designed by Kubik is one of a kind. With breathtaking architecture, exceptional attention to detail, and a floor plan designed for the way people truly live today, this is a home that immediately captivates from the moment you enter. Filled with natural light and generous open spaces, every room feels inviting, comfortable, and connected to the beauty that surrounds it. The residence offers 6 bedrooms, 8 full bathrooms, and 1 powder room, along with a spectacular rooftop terrace and an additional flexible space that could become a private gym, office, yoga studio, art room, or peaceful retreat. A dramatic spiral staircase serves as a beautiful architectural centerpiece, adding character and elegance to the home's design. The primary suite is particularly special...surrounded by lush gardens, it feels worlds away from everyday life. The spa-like bathroom further enhances the feeling of escaping to your own boutique resort. Created with family gatherings and entertaining in mind, the outdoor spaces are every bit as impressive as the interiors. The pool, spacious terraces, and barbecue area provide the perfect backdrop. Offered completely turnkey and finished with impeccable taste including a 2 car-garage and elevator, rarely does a newly constructed residence combine such striking architecture with so much warmth and soul, creating a​​‌​​​​‌​‌​​​​‌‌​​‌‌​‌‌​​‌​​​‌​‌ masterpiece.

165 Hampton Lane, Key Biscayne

$6,900,000
2 Beds 4 Baths A11973615 MLS
Commanding breathtaking Atlantic vistas from its privileged eighth-floor setting at Grand Bay Tower, this residence is a rare offering on Key Biscayne. Enjoying an unusually private setting with unobstructed ocean views and minimal visibility from neighboring residences, the home offers a level of seclusion seldom found in oceanfront condominium living. Originally a three-bedroom, five-and-a-half-bath home, it has been masterfully reimagined into a grand two-bedroom, three-and-a-half-bath layout, enhancing scale and flow for refined entertaining and effortless daily living.Spanning approximately 3,950 square feet, the living and dining areas, a cozy family room, and a bright kitchen with breakfast area are complemented by three terraces totaling approximately 595 square feet, seamlessly integrated to capture sweeping Atlantic views from every room.Custom woodwork by renowned designer Juan Montoya enriches the interiors, while the serene primary suite offers a secluded sitting room, bespoke closets, and a spa-inspired bath, creating a private sanctuary within this singular home.The sale includes a private guest quarters—an increasingly rare and coveted amenity at Grand Bay—as well as two storage units.Combining exceptional scale, refined finishes, remarkable privacy, unobstructed Atlantic views, and desirable ancillary spaces, this residence represents a unique opportunity within one of Key Biscayne’s most prestigious oceanfront buildings.

430 Grand Bay Drive Unit 801, Key Biscayne

$11,495,000
4 Beds 6 Baths A11958326 MLS
Extensively renovated and move-in ready 4-bedroom, 5.5-bath corner beachfront residence at Oceana Key Biscayne, offering refined architecture, thoughtful detailing, and seamless indoor-outdoor living. Floor-to-ceiling glass fills the home with natural light and frames ocean, bay, and village views enjoyed from every room and the wrap-around terraces. Architectural elements include shadow reveal wall details, layered architectural lighting and Res Italia custom doors. Custom millwork is carried throughout, with Giellesse Italian closet systems and shelving as well as Casabath Italian bathroom cabinetry.The primary suite offers sweeping ocean views, a spa-like bath with soaking tub overlooking the ocean, and two full primary bathrooms with walk-in showers. Three additional bedrooms enjoy beautiful and completely private views overlooking Biscayne Bay and the Village of Key Biscayne.The kitchen features Binova Italian cabinetry, Miele appliances, an oversized waterfall island, and a separate walk-in pantry with wine storage. The home is equipped with Savant and Lutron smart home systems with automated lighting, climate control, audio/video and blinds on every door and window. Unit has 4 parking spaces and 2 storage units.Oceana Key Biscayne provides world-class amenities including 24-hour concierge, beachfront fitness center and spa, 500ft of beach, oceanfront restaurant, tennis court, putting green, media room/cinema, valet, golf cart parking, and more.

350 Ocean Drive Unit 701N, Key Biscayne

$3,595,000
2 Beds 3 Baths A11943754 MLS
Unique opportunity to own a custom-designed and remodeled 2,605 SF residence in The Ocean Club’s most desirable beachfront building, Ocean Tower Two. Originally a three-bedroom, the residence has been reimagined as a spacious, light-filled two-bedroom with library/den and generous living and dining areas.Architectural curves, rounded built-in shelving, and layered lighting define the home’s distinctive character. Custom millwork—harmoniously carried throughout the kitchen, library, closets, and bookshelves—adds warmth and a cohesive aesthetic. Polished marble floors, recessed and cove lighting, and refined wall surfaces create an elegant, modern interior ideal for displaying art and furnishings. The library features an electric fireplace, offering an inviting retreat.The open kitchen integrates seamlessly with the living areas and features custom cabinetry, an island cooktop, and Thermador appliances. The primary suite offers a tranquil retreat with refined finishes and beautiful views, while the primary bath is finished in marble and glass with custom vanities and a walk-in shower. Ocean views are enjoyed from within the main living areas, as well as from two spacious terraces overlooking lush tropical gardens, resort pools, and the Atlantic.The Ocean Club provides luxurious resort-style living: beach, pools, restaurants, fitness center with ocean views, spa, salon, playground, playrooms, 7 Har-Tru tennis courts, 3 padel courts, security and valet services.

791 Crandon Blvd 603 Unit 603, Key Biscayne

$18,900,000
5 Beds 6 Baths A11954185 MLS 445 BLDG.
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.

445 Grand Bay Drive Unit PH1A, Key Biscayne

$19,500,000
6 Beds 10 Baths A11731927 MLS
Discover unparalleled luxury at 960 Mariner Dr, Key Biscayne. This new architectural gem offers over 9,640 SF of living space, 7742 SF under air conditioning, 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. Discover 960 Mariner Dr, a newly built waterfront masterpiece in Key Biscayne, expertly engineered for durability, luxury, and security. Constructed with 126 auger piles, poured concrete and rebar, and concrete slabs extending up to the third-floor terrace and roof, this bunker-like estate is built to last. The elevated first floor sits 11 feet above sea level, ensuring long-term resilience and peace of mind. A 4-person elevator provides seamless access to all levels, enhancing convenience and accessibility. VIDEO: https://youtu.be/TjzhKgnBr7oDesigned for state-of-the-art living, this smart home integrates Crestron automation, allowing seamless control of lighting, climate, security, and entertainment. The Flow by Moen water and plumbing monitoring system provides proactive leak detection, while commercial-grade electrical service with a dedicated FPL transformer ensures uninterrupted power supply. For boating enthusiasts, a Marine Guard system safeguards electric connections at the private dock, offering direct Biscayne Bay access, and a ski boat crane adds another layer of convenience for watercraft storage and launching.The resort-style outdoor oasis features an infinity-edge pool, a Pentair pool system with heater and lighting control, a pool drain well, and a fully equipped summer kitchen, perfect for waterfront entertaining. Security and convenience are prioritized with a commercial fire alarm system, CCTV surveillance, an electric car charger, and multiple indoor and outdoor storage areas.Inside, the residence boasts bespoke finishes, Italian cabinetry, and expansive living spaces bathed in natural light. The third-floor terrace provides 360-degree panoramic views of Biscayne Bay and the Downtown Miami skyline, creating an unforgettable backdrop for sunrise and sunset.With unparalleled craftsmanship, cutting-edge technology, and world-class amenities, 960 Mariner Dr is more than a home it is a fortress of modern luxury, offering the ultimate waterfront lifestyle in one of Miami’s most exclusive enclaves.

960 Mariner Drive, Key Biscayne

$6,900,000
4 Beds 5 Baths A12027392 MLS
One of the rarest opportunities within Ocean Club Key Biscayne, this expansive renovated two-level 4,200 SF lanai residence combines the privacy and scale of a single-family home with the effortless luxury, security, and world-class amenities of a premier oceanfront condominium, all within a 52-acre private beachfront enclave.A private elevator opens directly into a bright and sophisticated first floor designed for both grand entertaining and refined everyday living. Multiple living areas, formal and informal dining spaces, an eat-in chef’s kitchen, powder room, and a first-floor guest suite are thoughtfully arranged to create a seamless flow throughout. Four oversized terraces blur the line between indoor and outdoor living, highlighted by a spectacular garden terrace that lives like a private backyard, offering direct access to the pool deck and beach beyond.The upper level is anchored by an expansive primary suite occupying its own private wing, creating a true retreat. Two additional bedroom suites, a generous family room, and a dedicated laundry room complete the second floor. Offered with private elevator entry and three parking spaces, residents enjoy access to Ocean Club’s unrivaled collection of amenities, including beachfront service, valet, fine dining, spa and wellness facilities, fitness center, tennis and padel courts, children's playground, and 24-hour gated security. Special assessment has been paid in full.

785 Crandon Blvd 205/305 Unit 205/305, Key Biscayne

$5,478,000
4 Beds 4 Baths A12010108 MLS
A truly exceptional Miami Modern Tropical residence set on a prime 8,010 SF corner lot, offering 3,549 SF of beautifully curated living space with 4 bedrooms and 3.5 bathrooms. Designed by architect Hervin Romney, a founding member of Arquitectonica, the home reflects a distinctive architectural vision inspired by the organic principles of Frank Lloyd Wright and the expressive forms of Antoni Gaudí, where art, design, and nature seamlessly converge. This residence captivates with its abundance of natural light, soaring high ceilings, fluid open spaces, and harmonious lines that create a sense of warmth, sophistication, and effortless flow throughout the main living areas. The beautifully remodeled kitchen and bar are a true centerpiece, featuring high-end appliances, premium finishes, refined craftsmanship, and a design that balances functionality with striking aesthetics. Step outside into your own private tropical retreat, where lush landscaping, graceful curved terraces, and a stunning swimming pool create an atmosphere of tranquility and escape. This outdoor sanctuary is perfect for both relaxation and entertaining. As an added privilege, the property includes membership to the Key Biscayne Beach Club, offering exclusive access to one of Miami’s most coveted coastal lifestyles. Key Biscayne is renowned for its pristine beaches, charming restaurants, and vibrant yet relaxed atmosphere—delivering a true island lifestyle just minutes from the city.

690 Warren Lane, Key Biscayne

$13,250,000
5 Beds 5 Baths A11936017 MLS
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.

121 Knollwood Drive, Key Biscayne

$1,650,000
2 Beds 2 Baths A12044545 MLS
Located on the exclusive island of paradise Key Biscayne. Experience the best of oceanfront living at the prestigious Tower of Key Biscayne. This exceptional residence offers spectacular, unobstructed direct ocean views from the apartment and an elegant blend of comfort, luxury, and coastal charm. Wake up to breathtaking sunrises over the Atlantic and enjoy the soothing sound of the waves from your private balcony. The spacious floor plan is creating a warm and inviting atmosphere ideal for everyday living. Gated community with 24 hr. security guard at the gate and guard at inside and around the building. 2 bedrooms/2 bathrooms apartment beautifully updated very stylish fully furnished direct ocean view day and night. Marble floor in the living room, dining room, kitchen and both bathrooms. In the bedrooms and in the huge walk in closet has a wood floor. Modern kitchen cabinets, built with KitchenAid appliances. Master bathroom has a jacuzzi with a shower and two sinks. The guest bathroom has a shower. Washer and Dryer inside the apartment. Residents enjoy a full-service lifestyle with outstanding amenities, including private beach access, heated pools, tennis court, BBQ area, pagoda at the beach side, GYM, tennis court, Hair/Nail salon, card room, and beautifully maintained grounds and landscape. Minutes from Crandon Park, World-class dining, marinas, golf, tennis court, short drive to Brickell, Downtown Miami, and Miami International Airport. Location is everything!!!!!!

1111 Crandon Blvd B705 Unit B705, Key Biscayne

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