Ultra Luxury Real Estate For Sale in Key Biscayne, FL

A rare beachfront setting with direct ocean views this two-bedroom, two-bathroom beachfront residence offers a refined key biscayne setting. From every room, the apartment captures direct ocean and beach views, bringing coastal light and energy into the home throughout the day. Designed with a desirable split-bedroom layout, it features generous living and dining areas that open onto an extended balcony with uninterrupted views of the ocean and shoreline, complemented by tranquil garden greenery below. The primary suite enjoys sliding glass doors leading to the balcony, enhancing the seamless indoor–outdoor flow and inviting the ocean breeze into everyday living. While comfortable as presently configured, the residence presents a compelling opportunity for a thoughtful renovation, offering the potential to create a truly tailored beachfront retreat. Set within an elegant, low-density oceanfront building, valued for its peaceful ambiance and immediate proximity to the shoreline, this residence embodies the understated sophistication and timeless appeal of key biscayne living. Residents enjoy the tranquility of an island community known for its beaches, parks, and village feel, while remaining within immediate reach of miami’s cultural, dining, and business centers.

Filled with exceptional natural light from 11 windows and doors, including both bathrooms, this thoughtfully remodeled double-corner residence showcases timeless elegance through a carefully curated selection of materials, finishes, and soft neutral tones. At its center is a beautifully designed open kitchen, accessible from three sides and seamlessly connected to the living and dining areas—an inviting focal point for everyday living and effortless entertaining. Marble floors, generous terraces and a gracious l-shaped living and dining area enhance the sense of space and flow throughout. The split floor plan offers exceptional privacy with two separate bedroom suites, each with direct terrace access. Direct ocean and beach views from the living room, dining room, and primary bedroom are complemented by lush tropical greenery, creating a bright and welcoming coastal setting. The double-corner exposure captures natural light throughout the day and reinforces the residence's unique connection to the shoreline. Located in a boutique oceanfront community known for its intimate scale, direct beach access and remarkable proximity to the shoreline, allowing residents to enjoy an authentic beachfront lifestyle with the ocean at their doorstep. Key biscayne is a unique island community known for its privacy, security & natural beauty (ocean, parks, marinas, scenic bike paths) while brickell, coconut grove, downtown miami & miami international airport remain conveniently accessible

Unique opportunity to own this extraordinary 4-bedroom plus den townhouse offering the lifestyle and comfort of a single-family home. Stunning and spacious living areas feature soaring high ceilings and expansive windows that fill the residence with natural light and showcase beautiful views of the lush landscaping. The spacious bedrooms, including two en-suite bedrooms, are thoughtfully located on the upper levels offering privacy from the main living and entertainment areas. The well-designed kitchen opens to an adjoining family room/den, which can easily be enclosed to create a separate living space, office... Outdoor living is a true highlight, featuring a beautifully landscaped patio that creates a private oasis perfect for relaxing or entertaining. In addition, the residence offers a spectacular rooftop terrace with beautiful city and island views, ideal for enjoying breathtaking sunsets. Two car garage with additional storage space!! Ideally located just half a block from the beach and minutes from the beach, restaurants, shops, schools and all the best of island living.

Key cassa introduces a new standard of refined island living, blending contemporary elegance, exceptional quality, and remarkable value in the heart of key biscayne. This brand-new, never-lived-in 3-bedroom, 3-bath residence presents a rare opportunity to be the very first to experience its impeccable design and sophisticated finishes. Thoughtfully crafted with an expansive open-concept layout, the home is filled with natural light and enhanced by premium miele appliances, bespoke custom closets, designer details, and a dedicated laundry area for seamless everyday living. Complete with low maintenance fees and a private parking space equipped with an ev charger, key cassa offers effortless luxury in an exclusive setting. All residences feature the same elevated finishes and floor plan, with variations only in floor level and outdoor space. Residence 204b is ideally positioned on the first level and features a charming private terrace

Experience elevated island living from this spacious 2, 060 sf corner ph residence at lake villa ii in the exclusive ocean club. Featuring 2 bedrooms, 2.5 bathrooms, and two expansive terraces, the residence enjoys serene lake views surrounded by lush tropical landscaping and exceptional privacy. Generous living and entertaining spaces, abundant natural light, and a desirable corner layout create an inviting key biscayne retreat. The ocean club offers an unparalleled resort-style lifestyle with direct beach access, multiple pools, oceanfront fitness center, spa and salon, restaurants, playground and playrooms, 7 har-tru tennis courts, 3 padel courts, security, and valet service. Two dedicated parking spaces included.

Don’t miss this unique opportunity to own a stunning oversized corner lot spanning 8, 367sf! This beautifully remodeled home boasts a brand-new roof and appliances, ensuring modern comfort and peace of mind. Step inside to soaring high ceilings and a spacious open floor plan, highlighted by elegant wood floors throughout. The gourmet open kitchen is a true showstopper, perfect for cooking and entertaining in style. Designed for those who love the island lifestyle, this home offers expansive living spaces, a gorgeous pool area, and inviting outdoor areas perfect for entertaining or simply unwinding in paradise.

Views, views and more views!!! This is what waterfront living is all about!! Endless views of the beach, ocean, crandon park and beyond..!! Spacious, light filled apartment is ready to be made your own! Large open spaces! Gorgeous views from all living areas! Enjoy sunrises and ocean breezes from your balcony! Casa del mar is one of key biscayne's premier condos and offers gated entrance, attended lobby, tennis courts, lap pool and gorgeous beach with umbrellas! Parking space #60 walk right down to the beach!! Easy to show!

European charm meets coastal living at the ocean club in this delightful french-inspired 2bd/2ba pied-à-terre at resort villa ii in key biscayne. This elegant flow-through condo features ceramic tile floors in the main living areas and cozy wood floors in the bedrooms, plus private elevator access that opens directly into a spacious living area with floor-to-ceiling sliding glass doors that lead to an expansive terrace and fill the home with natural light. The residence also offers three parking spaces, (2) in the garage and (1) outside. Residents savor a true resort lifestyle with ocean club pool and beach service, multiple on-site restaurants, tennis courts, state-of-the-art gym, spa, kids’ play area, co-working offices, and more.

Captivating ocean views from the top floor — beautifully and completely remodeled - from its privileged top-floor setting, this exceptional residence overlooks blue ocean, pristine white beaches and a canopy of lush tropical greenery, creating a breathtaking natural tapestry of color and light. Beautifully transformed with impeccable taste, this spacious one-bedroom, one-bath residence reflects an uncompromising commitment to quality. Carefully curated materials, meticulous craftsmanship and refined finishes have been executed to a standard rarely found in a residence of this size. The generous floor plan (1217sf, as per appraiser) offers an uncommon sense of openness, with beautifully proportioned living and dining areas framing the captivating coastal scenery. The open designer kitchen (yamini) integrates seamlessly into the living space and features custom italian cabinetry, thermador appliances, quartz countertops and backsplash. Elegant porcelain flooring, a beautifully appointed miacucina bath, impact glass throughout, custom-designed closets and abundant storage complete this exceptional home. Located within one of key biscayne's most private oceanfront communities, residents enjoy direct priv ate beach access, a heated beachfront pool, exercise room, doorman, valet and on-site management. A rare opportunity to experience refined top-floor living in one of key biscayne's most desirable beachfront locations.

Experience luxury coastal living in this ocean front building, corner unit with unobstructed ocean and city views. H unit seldomly on the market, fully renovated with 3 bedrooms, 3 bathrooms and den. Impact windows. Direct access to the beach, tennis courts, fitness center and barbecue. Few minutes from schools (key biscayne k-8 center - mast academy) , restaurants & stores. Only 15 minutes from brickell and downtown.

Step into luxury with this spectacular water front 3-bedroom, 3-bath residence boasting 3, 120 sq ft of elegant living space. Perfectly situated in the heart of key biscayne. This home offers panoramic bay views and resort like beach access creating the ultimate coastal lifestyle. Expansive open floor plan with abundant natural light, floor to ceiling windows and wrap around balconies. Gourmet kitchen with premium appliances and elegant bathrooms. This unit offers luxury, comfort and excellent location perfect for those looking for serene retreat with the conveniences of island living minutes from exciting urban miami.

Key cassa introduces a new standard of refined island living, blending contemporary elegance, exceptional quality, and remarkable value in the heart of key biscayne. This brand-new, never-lived-in 3-bedroom, 3-bath residence presents a rare opportunity to be the very first to experience its impeccable design and sophisticated finishes. Thoughtfully crafted with an expansive open-concept layout, the home is filled with natural light and enhanced by premium miele appliances, bespoke custom closets, designer details, and a dedicated laundry area for seamless everyday living. Complete with low maintenance fees and a private parking space equipped with an ev charger, key cassa offers effortless luxury in an exclusive setting. All residences feature the same elevated finishes and floor plan, with variations only in floor level and outdoor space. Residence 202b is ideally positioned on the first level and features a charming private terrace

Experience island living at its best in this renovated 4, 220sf estate within grand bay estates, key biscayne's only guard-gated single-family enclave! This 5br/5.5ba home features a 2021 roof, new tankless water heaters, new ac units and full storm protection! The kitchen shines with quartz counters & sub-zero, wolf, & miele appliances, plus a dual-zone sub-zero wine fridge. The versatile layout includes all en-suite bedrooms, staff quarters, & private in-law suite with its own entrance. A rare find for key biscayne is the climate controlled 2-car garage plus golf cart garage. The backyard oasis offers a heated saltwater pool, summer kitchen & retractable awning, perfect for entertaining! Hoa covers lawn care, 24hr security, pool maintenance, pest control, plus private park & playground! For the ultimate experience in luxury and privacy, look no further!

Exceptional a-line corner residence at casa del mar, comprehensively reimagined in 2023 with a sophisticated, design-forward renovation and sweeping ocean, bay and key biscayne views. Spanning approximately 3, 120 sf, this 3-bedroom, 3-bath home offers house-like proportions, refined finishes and a warm, contemporary design that complements its oceanfront setting. Expansive living and entertaining spaces are framed by floor-to-ceiling glass, with water views on two sides and two wraparound terraces, including a private wraparound terrace off the primary suite. Highlights include a striking kitchen with custom italian cabinetry and a marble island, beautifully appointed baths, wide-plank engineered hardwood flooring throughout the living areas and bedrooms, impact windows, and automated shades and lighting. Extensive bespoke millwork and integrated furniture, designed specifically for the residence and included in the sale, add functionality and distinctive architectural character. The primary suite features a sitting area and custom walk-in closet, completing this one-of-a-kind, move-in-ready home at casa del mar, an iconic oceanfront building with direct beach access.

The sands at key biscayne, a beachfront boutique building in paradise. Only 2 units per floor that share the elevator and lobby. This stunning 3 bed / 3 bath spacious remodeled unit has marble floors, plenty of custom closets and hurricane impact windows. The huge balcony is ready for you to relax and entertain. The sands, is a perfect gated beachfront community that enjoys amazing amenities like huge pool along the beach, bbq area, gym, beach volleyball court, 24 hour security, storage and 1 assigned parking space and also allows to park a second vehicle. Easy to show…..

Prime location on one of key biscayne’s most exclusive residential streets, surrounded by some of the island’s most prestigious waterfront estates. An exceptional opportunity to own a substantial residence in the heart of miami’s island paradise. Situated on a generous 10, 000 sf lot, this light-filled home offers 4, 759 sf of living space, five bedrooms, four full bathrooms and one half bathroom, providing wonderful space, privacy, and flexibility for today’s lifestyle. High ceilings and abundant natural light enhance the home’s generous proportions, while well-defined living, dining, and family areas create a comfortable and functional floor plan for both everyday living and entertaining. The interior spaces open to an expansive covered terrace, creating a natural connection to the outdoors and allowing for year-round enjoyment of south florida living. Surrounded by lush, mature landscaping, the private backyard features a beautiful swimming pool and generous areas for outdoor dining, entertaining, and spending time with family and friends. Built in 1995 and complete with a garage, the residence can be enjoyed as it is today while offering endless possibilities to personalize and enhance over time. A rare opportunity to make this home your own while enjoying an exceptional address, privacy, and the extraordinary lifestyle that make key biscayne one of south florida’s most desirable places to call home

Amazing and unobstructed pass-through views of the ocean, beach, biscayne bay and beyond from this remodeled and cool apartment! Great light and spacious rooms! Water views from all living areas! Come and enjoy cdm, one of key biscayne's premier buildings! Tennis, beach umbrellas and chairs, basketball courts, gym and 24 hour security. Two bedrooms/2 baths plus a small den or office! Easy to show! Parking space # 163

A truly unique opportunity on the 16th floor of casa del mar, one of key biscayne’s most sought-after oceanfront buildings, where high-floor residences like this seldom come to market. Enjoy completely unobstructed views to both the east and west, creating the feeling of living on a boat. The spacious living and dining area, kitchen with breakfast area, and large balcony face directly east, offering spectacular ocean views, complete privacy, and no neighboring buildings in front. Both bedrooms face west, with incredible views over key biscayne, the bay, downtown miami, and coral gables, along with unforgettable sunsets. The residence features 2 bedrooms and 2 bathrooms, including a generous primary suite with an oversized walk-in closet—large enough that many owners have converted part of the space into a den or office. The unit is in very good, move-in-ready condition while also offering excellent potential to personalize. Casa del mar features one of key biscayne’s largest swimming pools and pool decks, a fitness center, lighted tennis courts, barbecue area, gated security, 24-hour front desk, extensive guest parking, business center, meeting room, and spacious party room. A special opportunity to own a high-floor residence offering exceptional privacy, panoramic east-to-west views, and direct oceanfront living in one of key biscayne’s most desirable buildings. One assigned covered parking space. Owner occupied and very easy to show. Just call la!

Set on one of the largest lots in key biscayne, a rare 12, 200 sqft parcel, this colonial-style residence, known as villa rosa, was designed by renowned architect cesar molina and sits on a quiet, low-traffic street in a well-established, family-friendly neighborhood. The generous lot allows for a spacious backyard with pool and abundant green space, ideal for outdoor living and entertaining. Double balconies and covered terraces create a seamless indoor-outdoor flow throughout the home. This 5-bedroom residence offers bright interiors and a chefs kitchen with island, sub-zero refrigerator, wine cooler, double ovens, and two dishwashers. The primary suite includes a private terrace, oversized walk-in closet with safe, and dual baths with sauna. Also includes maids quarters and hurricane code construction. Minutes from the beach, parks, and top schools - a rare opportunity to own a well-designed home with an exceptional lot on one of key biscayne's most desirable streets.

Discover refined island living at the ocean club in key biscayne. This exceptional 3, 093-square-foot, floor-through residence features three bedrooms, a versatile den that can serve as a fourth bedroom, and four-and-a-half bathrooms. An open-concept layout seamlessly connects the living, dining, and kitchen areas, creating an inviting setting for entertaining, enhanced by abundant natural light. Two expansive terraces overlook lush tropical landscaping and offer tranquil spaces to relax. The spacious primary suite includes a spa-inspired bathroom and two walk-in closets, while the additional bedrooms feature en-suite baths for comfort and privacy. Residents enjoy access to the ocean club’s premier amenities, including swimming pools, tennis courts, a fitness center, spa, restaurants, concierge services, security, and a spectacular beach. Experience the best of luxury coastal living in key biscayne.

Move-in ready/ fully furnished! Beautifully renovated and thoughtfully furnished with stylish, high-end pieces and modern decor-simply bring your suitcase and enjoy key biscayne living. This spacious 2-bedroom + den offers a versatile additional space ideal for a home office or guest room, along with generous custom closets throughout. The open concept kitchen is fully equipped with top-of-the-line stainless-steel appliances and flows seamlessly into the living area. Enjoy an exceptional island lifestyle with beach access, two pools, lighted tennis courts, fitness room, 24-hour security, and more. A turnkey opportunity combining comfort, style, and convenience in key biscayne.

Spacious 3bd/3ba residence offering 2, 510 sf in the highly desirable ocean tower two at the ocean club. Ideally positioned just steps from the beach, this unit enjoys one of the closest locations to the ocean within the community. Bright and expansive layout with generous living areas, large terrace, and excellent flow for both everyday living and entertaining. A rare opportunity to own in one of key biscayne’s most sought-after buildings

The generously sized 4/4 unit, measuring an impressive 2, 930 sf, with ocean views, presents a grand living area with formal dining, an oversized master suite with his and her closets, private balconies, a large laundry room with service (elevator) entry, and expansive windows throughout that provide a picturesque view of the miami downtown skyline and the beach. Each of the 4 bedrooms come with its own en-suite bathroom, ensuring utmost convenience and privacy for all. Sharing a beautifully curated gated community with the ritz carlton, grand bay residences offers pristine pools, a tennis club, paddle courts, first class gym, spa, gardens and top chef restaurants. The building also offers concierge, and beach service, valet parking and more.

Located in one of the most exclusive residential pockets of key biscayne, surrounded by multi-million-dollar estates, this beautifully designed 5-bedroom, 4 full bathroom home offers the perfect balance of privacy, functionality, and tropical lifestyle. The layout is thoughtfully distributed with a private primary suite on one side, a separate nanny/guest suite with its own bathroom, and a dedicated wing for the children’s bedrooms—ideal for both family living and entertaining. Just steps from top-rated schools and only 10 minutes from the beach, the property features a stunning outdoor space with a resort-style pool and a charming tiki bar, creating the ultimate south florida oasis. A rare opportunity to own in a highly sought-after neighborhood where surrounding homes reach $10m+.

Elegant & spacious 3 bed, 3 bath at the ocean club, key biscayne. This spacious residence features a prime southeast exposure with stunning views of the atlantic ocean, pool, and tropical gardens. The floor-through layout includes two large terraces—one with ocean views and the other overlooking the beach, bay, and a peek of city lights. Enjoy world-class amenities: direct beach access with towel, chair, and umbrella service, beachfront and lap pools, gyms, spa with sauna, steam, and whirlpool, 8 har-tru lighted tennis courts, on-site spa and beauty center, beach bar & grill, fresco restaurant, valet, concierge, and kids’ playground. A perfect escape in a resort-style setting.

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.

Rarely available, this elevated mediterranean-style residence sits on a generous 8, 300-square-foot corner lot, a distinctive find in today’s market. Professionally landscaped gardens surround the home, with a heated pool, spacious patio, and tropical pathways. The 3, 929-square-foot home offers 5 bedrooms, 4.5 bathrooms, and a den/office, plus maids quarters or guest bedroom in suite. Highlights include marble floors, abundant natural light, high ceilings and a remodeled kitchen with custom-made wood cabinetry, marble countertops, and premium miele appliances. Impact windows throughout, plus additional protective shutters, two covered garage parking spaces, and an extra attic with ample storage complete this exceptional island residence.

Spacious 3-bedroom, 3-bath residence featuring a generous flow-through floor plan in ocean tower one, one of the most desirable buildings at ocean club. This light-filled unit offers ocean views from the main living areas and front terrace, along with open bay views from the rear balcony, providing abundant natural light throughout the day. The well-designed layout allows for exceptional versatility. The original dining area has been thoughtfully converted into a fourth bedroom or den, ideal for guests, home office, or additional family space. Enjoy 5 star resort-style amenities including private beach access and service, multiple pools, tennis and padel courts, spa, fitness center, on-site dining, and 24-hour security within this premier key biscayne community. Luxury living, ocean views, smart value!

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.