luxury houses for sale Key Biscayne, United States

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.

Discover one of Key Colony's most coveted floor plans in the heart of Key Biscayne's prestigious hotel section. This stunning 3-bedroom, 3-bath residence features a spacious living room with balcony overlooking one of the community pools and lush green areas. Fully equipped kitchen with dining area. Enjoy resort-style amenities including a private beach, Olympic-sized lap pool, oceanfront pool, 12 tennis courts, fitness center, BBQ areas, 24-hour security, and beautifully landscaped tropical grounds. Unit comes with TWO COVERED PARKING SPACES! Rare opportunity to legally short-term rent with no minimum lease period. Perfect for personal use, seasonal enjoyment, or investment. Don't miss it!

A modern Key Biscayne home elevated by $1M+ in owner upgrades. This 5BD/5.5BA, two-story residence spans 4,416 SF and lives like new—built in 2017 and thoughtfully enhanced throughout. The first floor flows around stunning pool views, anchored by an open living, dining, and Miele kitchen. Clean lines and warm woods balance bold with inviting. A dedicated gym, office, laundry, and media room with projector & hidden screen complete the interior. Smart-home tech controls sound (hidden speakers and projector), lights, and alarm. Full-perimeter camera system and rooftop solar with battery backup add security and efficiency. Move-in ready contemporary living at its finest on the island on a quiet pedestrian-free street.

Elevated five-bedroom home on a quiet island street, centrally located. Double-high ceilings in the living room, marble flooring, wood floors in bedrooms, two en suite rooms. plus master bedroom with separate shower and tub. Upstairs family room, lush landscaping, pool, and elevated structure. Carport Garage plus two covered parking spaces. Additional storage downstairs for potential use as game room, open layout, and access to outside ideal for entertaining. Includes beach club membership. Tenant responsible for water, landscaping and sewer.

Experience luxury living at its finest in this stunning Key Biscayne waterfront home. Recently renovated to the highest standard, no expense was spared in creating this masterpiece with new bedrooms, bathrooms, flooring, plumbing, electrical, outdoor deck, kitchen, and appliances. Enjoy the spacious, contemporary design with a private oasis and breathtaking canal views. Natural light streams through soaring ceilings and floor-to-ceiling sliding glass doors, while custom lighting adds a touch of sophistication. The home features 4 generous en-suite bedrooms, a gym (convertible to a 5th bedroom), a gorgeous home theater, powder room, cabana bath, and an outdoor summer kitchen with covered lounge space and boat lift. Additional conveniences include 2 service bedrooms.

Welcome to Cay Polynesia! This 1BD/1BA is your opportunity to step into one of Miami's most coveted communities, Key Biscayne living at an incredible entry point. The building offers a resort-style pool surrounded by lush landscaping, 1 assigned parking space, and exclusive private beach access. A pleasure to show!

An exceptional opportunity to own a renovated residence on iconic Mashta Drive, offering refined island living in one of Key Biscayne’s most prestigious neighborhoods. This elegant home features a custom Yamini kitchen with high-end appliances, 5 bedrooms plus den, and 5 luxurious baths designed for comfort and entertaining. A desirable sun orientation fills the interiors with natural light. Outdoors, enjoy a private tropical oasis with a beautiful pool, colonial red brick pool deck and back patio, and an elevated balcony ideal for outdoor living. Lush landscaping enhances the front of the property, creating striking curb appeal. Built with impact windows and doors and offering a generous parking area. Ideally located minutes from beaches, marinas, dining, parks, and top-rated schools.

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.

From the moment you enter Residence 1102, the ocean unfolds in front of you. Positioned on a high floor within one of the building’s most desirable lines, this premium unit is distinguished by its elevation and its unobstructed views. Every room opens directly to the water and shoreline, offering a wide, continuous horizon. The living and dining area is both spacious and filled with natural light, extending seamlessly onto a full-length balcony that enhances the sense of openness. From here, the views are expansive and ever-changing, accompanied by the gentle sound of the ocean below. Both bedrooms are oriented toward the water and feature en-suite bathrooms, offering privacy and comfort. The two bedrooms are framed by ocean-facing windows, creating a quiet, restful retreat. Walk-in closets in each bedroom provide ample storage and convenience. The kitchen, bathrooms, and flooring have been updated with clean, timeless finishes that complement the residence’s understated elegance. Impact windows throughout the building contribute an added sense of security and comfort. Residents enjoy direct beach access and a full suite of amenities, including a beachfront pool, heated pool, fitness center, 24-hour doorman, valet service, and beach chair and umbrella service. Residence 1102 is a rare opportunity to own a premium oceanfront home in one of the most desirable buildings in Key Biscayne.

Designed for those who value privacy space and life on the water this exceptional waterfront home offers a rare boaters retreat and an ideal setting for family living Set on an expansive nearly 14000 square foot lot along a quiet street it features a generous front yard and a bright two story layout that feels open and inviting The home offers 5 bedrooms 4 full bathrooms plus a cabana bath with an open floor plan suited for both everyday comfort and gracious entertaining Impact windows and doors enhance comfort while showcasing peaceful water views A detached enclosed two car garage adds versatility Outdoors enjoy direct water access with a private dock perfect for stepping straight from home to open water and embracing the ultimate waterfront lifestyle Opportunities like this are increasingly rare and best experienced in person.

Remodeled four bedroom, two bath custom built home featuring an open foyer entry, separate living and dining rooms, and an eat in kitchen with wood cabinetry and granite countertops. Spacious primary suite with dual sinks in the en suite bath. Enjoy a large covered terrace, perfect for outdoor living.

Exceptional opportunity in Key Biscayne’s desirable Holiday Colony, just a short stroll from the island’s beautiful sandy beaches. Location truly is everything, and this property offers the rare chance to own a home in one of Key Biscayne’s most sought-after neighborhoods, where the beach lifestyle can be enjoyed every day.Situated on an oversized lot of over 12,000 Sq Ft, this residence features 5 bedrooms and 4 bathrooms, all conveniently located on one level, with a spacious and functional floor plan. The home offers wonderful natural light and a generous backyard with pool, providing the perfect setting for outdoor living, entertaining, and enjoying the tranquility of island life.Whether you choose to enjoy the home as it is, update it to today’s standards, or create your own dream residence, this property offers endless potential in a truly prime location within walking distance to the beach, parks, and everything that makes Key Biscayne such a special place to live.

Enjoying an exceptional 270 ft of L shaped water frontage facing the 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 a calm and naturally sheltered harbor, a 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 four bedrooms plus staff quarters, five bathrooms, and four half baths within 7,996 adjusted square feet of interior space on a 16,500 square foot 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 butlers pantry. Additional highlights include two family rooms, a fitness center with water views, two garages accommodating seven or more cars or golf carts, a temperature controlled wine cellar for approximately 1,400 bottles, an elevator, retractable screen doors, a generator, and a saltwater heated pool.

Private and prestigious waterfront estate featuring Panoramic views of Biscayne Bay and Pines canal. The property is a haven for boating enthusiasts with 346 ft of water frontage & direct ocean access. The gated estate is one of the island’s largest, set on a lush 3/4 acre lot, perfect for entertaining. Designed with the finest attention to detail, the home is extremely spacious 16,076 sf total , including 9 Br., library, office, theater, bar, gourmet kitchen, marble & Brazilian hardwood floors, security cameras, Lutron lighting & more.

Overlooking Biscayne Bay, 485 W Matheson Drive stands as one of America’s most iconic and irreplaceable residential estates — a true trophy asset where presidential history, cinematic legacy, and unmatched waterfront scale converge in extraordinary fashion.Set across approximately 2.38 acres with an exceptional 862 feet of direct bay frontage, the estate commands unobstructed panoramic views of the Miami skyline and Biscayne Bay, offering a level of prestige, privacy, and exclusivity rarely attainable in South Florida.Historically recognized as the “Winter White House,” the estate also achieved global cinematic status as the residence of Frank Lopez in Scarface, while still preserving original architectural elements, including the iconic glass elevator.Spanning approximately 13,500 square feet across three levels, the residence features 5 bedrooms, a gym convertible into a sixth suite, 7 full bathrooms, and 2 powder rooms. Monumental 24-foot ceilings, marble flooring, and dramatic walls of glass frame breathtaking bay views throughout the home.Expansive living, dining, and entertaining spaces flow seamlessly onto oversized terraces, creating a sophisticated indoor-outdoor lifestyle perfectly suited for both everyday living and large-scale entertaining.The resort-style grounds include a signature saltwater piano-shaped pool, outdoor cabana bath, lush tropical landscaping, and expansive manicured lawns enhanced by expertly integrated landscape lighting that transforms the estate after sunset.A defining feature of the property is its extraordinary private marina — formerly serving as a presidential helipad — equipped with rare three-phase power and docking capacity for yachts up to 200 feet, in addition to more than 34,000 square feet of submerged land rights.An irreplaceable waterfront compound widely regarded as one of the most historically significant and architecturally iconic estates in the Miami luxury real estate market.

Experience refined island living in Key Biscayne, a true paradise just minutes from downtown Miami. This beautifully renovated residence offers 4 bedrooms, a private office and 3 bathrooms. The chef's kitchen showcases premium appliances and generous counter space, seamlessly flowing into bright family room, dining and living areas ideal for both everyday living and entertaining. Impact windows and doors enhance security and efficiency throughout. Step outside to your private tropical oasis featuring a heated saltwater pool, lush landscaping, and inviting outdoor spaces perfect for relaxation. Beach Club membership. A rare opportunity to own a slice of paradise in one of most exclusive island community.

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 childrens bedroomsideal 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+.

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.

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.

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.

Rare opportunity to own a 16,000 sq ft waterfront lot on one of Key Biscayne's most coveted cul-de-sacs. Nestled on a quiet, no-traffic street, this lovingly maintained residence offers an exceptional combination of location, lot size, and livability rarely found on the island. With 100 feet of direct water frontage and no fixed bridges to open water, the property is a boater's dream, simply step onto your private dock and cruise around the corner to Boater's Grill, The Cleat for lunch or sunset cocktails or out to the bay! The home's thoughtful positioning creates a generous setback from the water's edge, yielding a beautifully manicured backyard that is a true rarity on Key Biscayne. A mature mango tree anchors the lush landscaping, while the deep lot provides the kind of outdoor space that simply does not exist on most waterfront properties here. Inside, the home is bathed in natural light and flows effortlessly. The open kitchen connects seamlessly to the family room, creating a warm, inviting gathering space at the heart of the home. The ideal floor plan places the primary suite, with dual his-and-her bathrooms, on one wing alongside three additional bedrooms, while a separate guest suite ensures privacy for visitors. Impact windows and doors throughout. Two-car garage. Offered in excellent condition. 221 Knollwood Drive represents the best waterfront value on Key Biscayne. Opportunities of this caliber are exceptionally rare.

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.

Key Biscayne Waterfront - Unbeatable Location. Experience Miami's skyline views from your private saltwater pool and man-made beach. This elegant four-bedroom residence features marble floors, impact-glass windows, and a modern open kitchen filled with natural light. Enjoy two electric boat slips, direct water access for kayaking or paddleboarding, and a spacious two-car garage. Currently leased until December 1, 2025.

Dominating the Key Biscayne skyline, this Geoffrey Bradfield-designed penthouse is a rare display of power, prestige, and absolute luxury. Encompassing 13,630 sq. ft. with 10,421 sq. ft. under air and 3,000+ sq. ft. of oceanfront terraces, it commands 100 feet of unobstructed beachfront with sweeping sunrise and sunset views. Directly adjacent, the $100M+ newly reimagined Ritz-Carlton and its brand-new Beach Club sit at your footsteps, elevating exclusivity to a world-class level. Inside, soaring ceilings showcase a showpiece chef's kitchen, grand dining, four-private en-suites, a refined executive office, staff quarters, and couture-caliber closets. Includes five premium parking spaces and five oversized private storage cages. A true trophy residence at the apex of coastal luxury