Key Biscayne Real Estate Search

Key Biscayne Waterfront Properties for Sale

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Newest Key Biscayne Waterfront Homes and Condos for Sale

501 Bay Lane, Key Biscayne
$5,990,000
5 Beds ⋅ 5 Baths ⋅ A12074814 MLS ⋅ Tropical Isle Homes Sub 3 BLDG.
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

501 Bay Lane, Key Biscayne

881 Ocean Dr Unit #16F, Key Biscayne
$2,400,000
2 Beds ⋅ 2 Baths ⋅ A12074546 MLS ⋅ Casa Del Mar BLDG.
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!

881 Ocean Dr Unit #16F, Key Biscayne

200 Ocean Lane Dr Unit #PB4, Key Biscayne
$1,400,000
1 Beds ⋅ 1 Baths ⋅ A12070349 MLS ⋅ Island House Apt Inc - Co BLDG.
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.

200 Ocean Lane Dr Unit #PB4, Key Biscayne

600 Grapetree Dr Unit #11DN, Key Biscayne
$2,850,000
3 Beds ⋅ 2 Baths ⋅ A12062276 MLS ⋅ Mar-Azul Condo BLDG.
Located on the 11th and highest residential floor of MAR AZUL, an exclusive boutique oceanfront condominium with only 126 residences, this fully renovated property offers 2,344 Sq.Ft. (as per appraisal, ASKING $1216/sq ft!!) and an UNIQUE & EXCLUSIVE beachfront view to the ocean. Designed for those who value truly unique properties, it showcases what many consider one of the finest views on the island—an unobstructed panorama of the Atlantic Ocean, lush tropical greenery, and the South Beach skyline in the distance. Every bedroom features exterior windows with open sky views, filling the residence with natural light. The oversized oceanfront primary suite enjoys breathtaking direct water views, a beautifully remodeled bathroom, and a spacious walk-in closet. Two additional bedrooms share a well-designed Jack-and-Jill bathroom. One bedroom with its own, private balcony. The stunning, move-in-ready interiors include a fully renovated kitchen with custom cabinetry, beautifully updated bathrooms, and expansive living and dining areas framed by floor-to-ceiling windows overlooking the ocean. Spacious Laundry room. MAR AZUL offers direct beach access, a 24-hour attended lobby, oceanfront fitness center, swimming pool, party room at the PH level facing the ocean, spacious meeting/business room. TWO assigned parking spaces. A rare opportunity to own one of the most exceptional residences in one of Key Biscayne's most exclusive boutique buildings. Ready to move in. Easy to show.

600 Grapetree Dr Unit #11DN, Key Biscayne

161 Cape Florida Drive, Key Biscayne
$14,490,000
4 Beds ⋅ 6 Baths ⋅ A12051668 MLS ⋅ Cape Florida Sub Sec 3 BLDG.
Best-priced waterfront residence on Key Biscayne, offering an exceptional 100 feet of water frontage and a true boater's paradise. Tucked away on one of Paradise Island's most private and exclusive streets, this extraordinary residence is where contemporary design meets the serenity and exclusivity of life on the water. Thoughtfully and completely remodeled, including a brand-new roof, the home is bathed in natural light, enhanced by soaring ceilings, and showcases a sophisticated open-concept floor plan designed for both effortless everyday living and exceptional entertaining. Expansive social spaces flow seamlessly to a spectacular outdoor oasis featuring a resort-style pool, generous sun-drenched terraces, and a fully equipped summer kitchen…creating the perfect backdrop for unforgettable gatherings. Designed with both luxury and versatility in mind, the residence offers four spacious ensuite bedrooms, four full bathrooms, a powder room, and a cabana bath. A private office and a dedicated gym provide exceptional flexibility and can easily be transformed into a fifth bedroom, guest suite, media room, or additional living space to suit your family's lifestyle. Situated on a wonderful 14,500 SF lot, this remarkable property offers an extraordinary sense of privacy. Modern, refined, and impeccably appointed, this is more than just a home…it is a private waterfront sanctuary where timeless architecture, elegant interiors, and the beauty of island living come together as one.

161 Cape Florida Drive, Key Biscayne

631 N Mashta  Drive, Key Biscayne
$18,500,000
4 Beds ⋅ B26058354 MLS
BRING ALL OFFERS! Exceptional waterfront opportunity in prestigious Key Biscayne. Set on a 15,000 sq. ft. lot with 100 feet of water frontage, this residence offers open-water views, direct Biscayne Bay access, and no fixed bridges to the ocean. Currently undergoing a complete renovation, it will feature modern finishes, impact windows and doors, new systems, spacious living areas, a chef's kitchen, and luxurious bathrooms. Enjoy a private dock, deep-water access, pool, breathtaking sunsets, and an unmatched boating lifestyle in one of South Florida's most desirable communities One of the most compelling waterfront opportunities currently available in all of Key Biscayne. Perfectly positioned on the exclusive and highly coveted Mashta Island, this exceptional property offers approximately 100 feet of prime waterfront, deep-water dockage, direct Biscayne Bay access, and no fixed bridges to the Atlantic Ocean, creating an unparalleled opportunity for boating enthusiasts and yacht owners. Mashta Island has long been recognized as one of South Florida's most prestigious residential enclaves, offering exceptional privacy, quiet tree-lined streets, oversized waterfront estates, and immediate access to the open waters of Biscayne Bay while remaining only minutes from Brickell, Downtown Miami, Coconut Grove, Coral Gables, Miami Beach, and Miami International Airport. Very few neighborhoods offer this combination of island living, security, boating lifestyle, and proximity to the city's financial and cultural centers. The residence is currently on renovation designed to transform the property into a contemporary waterfront estate while preserving the exceptional value of its location and oversized waterfront parcel. This is substantially more than a cosmetic renovation. The project includes major improvements throughout the residence, including redesigned living spaces, upgraded electrical and plumbing systems, new HVAC equipment, impact-resistant windows and doors, premium flooring, modern architectural lighting, designer finishes, and a completely reimagined interior intended to meet today's luxury lifestyle expectations. Upon completion, the home is anticipated to offer spacious entertaining areas, beautifully appointed bedroom suites, bathrooms, an impressive chef's kitchen featuring custom cabinetry, premium appliances, elegant countertops, and thoughtfully designed indoor-outdoor living spaces that maximize the spectacular waterfront setting. The property's exceptional orientation provides beautiful water views and unforgettable sunsets while creating an ideal environment for entertaining, family gatherings, and year-round outdoor living. The expansive backyard offers generous space surrounding the swimming pool together with multiple areas for outdoor dining, lounging, and enjoying the waterfront lifestyle that has made Key Biscayne one of the most desirable residential communities in South Florida. For boating enthusiasts, few properties can offer the combination of oversized waterfront, private dockage, deep-water access, and unrestricted navigation to Biscayne Bay and the Atlantic Ocean without fixed bridges. Whether accommodating a large sport yacht, cruising yacht, center console, or multiple vessels, the waterfront configuration provides flexibility rarely available in today's market. Key Biscayne continues to be recognized as one of South Florida's most exclusive island communities, celebrated for its pristine beaches, excellent schools, private clubs, marinas, tennis facilities, parks, bicycle paths, restaurants, and relaxed coastal lifestyle. Residents enjoy the unique advantage of living within a peaceful island environment while remaining only a short drive from Miami's world-class shopping, fine dining, cultural institutions, private airports, international business centers, and professional sports venues. The supply of premium waterfront homes on Mashta Island remains extremely limited due to the neighborhood's established character and finite number of waterfront parcels. As a result, opportunities to acquire large waterfront lots with substantial dockage and direct ocean access continue to be highly sought after by both domestic and international buyers. The combination of location, waterfront dimensions, boating accessibility, oversized lot, and comprehensive renovation creates a property with exceptional long-term appeal. Showings are strictly by appointment with the Listing Agent.. All measurements, dimensions, lot size, square footage, waterfront frontage, dock dimensions, room sizes, zoning, taxes, permits, specifications, plans, renderings, and property information are believed to be accurate but are not guaranteed and should be independently verified by Buyer. Renderings, conceptual plans, floor plans, specifications, and construction updates are available upon request when applicable. This offering represents an extraordinary opportunity to secure one of Key Biscayne's waterfront residences . Whether as a primary residence, seasonal retreat, or long-term investment, this property combines one of South Florida's most desirable locations with an outstanding boating lifestyle and exceptional future value. Bring All Offers.

631 N Mashta Drive, Key Biscayne

1111 Crandon Blvd Unit #B705, Key Biscayne
$1,525,000
2 Beds ⋅ 2 Baths ⋅ A12044545 MLS ⋅ Tower Of Key Biscayne BLDG.
SIGNIFICANT PRICE REDUCTION. 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.

1111 Crandon Blvd Unit #B705, Key Biscayne

200 Ocean Lane Drive Unit #409, Key Biscayne
$1,499,000
2 Beds ⋅ 2 Baths ⋅ A12033182 MLS ⋅ Island House Apt Inc-Coop BLDG.
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

200 Ocean Lane Drive Unit #409, Key Biscayne

425 Harbor Dr, Key Biscayne
$7,450,000
7 Beds ⋅ 9 Baths ⋅ A12034564 MLS ⋅ Tropical Isle Homes Sub 3 BLDG.
Discover this striking contemporary residence, perfectly positioned on an oversized 9,258 SF lot on Harbor Drive, one of Key Biscayne’s most elegant and prestigious streets. Built in 2020, this architectural masterpiece offers 6 bedrooms plus a private office, 7 full baths, and 2 powder rooms across 4,565 SF of beautifully designed living space. Filled with natural light, the home showcases expansive open living areas, impressive volume throughout, and a sleek custom kitchen featuring bespoke cabinetry and top-of-the-line finishes. An elevator provides seamless access to all three levels, culminating in a spectacular rooftop terrace with captivating island views and refreshing bay breezes…a unique advantage of being just moments from the water. Designed for effortless indoor-outdoor living, the exterior features a resort-style saltwater pool and spa, summer kitchen, cabana bath, and generous entertaining areas surrounded by lush tropical landscaping. Additional highlights include , EV charger, and ample driveway parking. Combining exceptional design, comfort, and functionality, this residence embodies the very best of island living in one of Key Biscayne’s most distinguished locations. Just minutes from Miami, Key Biscayne is a hidden island paradise where pristine beaches, world-class outdoor recreation, and a relaxed yet sophisticated lifestyle come together in a way that few places can match.

425 Harbor Dr, Key Biscayne

785 Crandon Blvd Unit #205/305, Key Biscayne
$5,950,000
4 Beds ⋅ 5 Baths ⋅ A12027392 MLS ⋅ Ocean Club BLDG.
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 Unit #205/305, Key Biscayne

350 Ocean Dr Unit #LPH2N, Key Biscayne
$17,900,000
5 Beds ⋅ 6 Baths ⋅ A12027002 MLS ⋅ Oceana Key Biscayne BLDG.
Lower Penthouse 2N at Oceana Key Biscayne presents a rare opportunity to own a meticulously curated, fully remodeled sky residence in one of South Florida’s most exclusive boutique oceanfront communities. Spanning nearly 6,000 SF of total living area including interior + expansive terraces, this exceptional flowthrough home showcases breathtaking ocean, beach, bay, skyline, and Miami Beach views while capturing both spectacular sunrises and sunsets. Thoughtfully reimagined with exceptional attention to detail, the residence blends sophisticated design with effortless functionality. Soaring 11-ft ceilings, rich custom millwork and designer wall coverings, integrated architectural lighting, built-in audio, Crestron smart home automation, custom built-ins, and bespoke finishes throughout create an atmosphere of understated luxury. Designed for both intimate living and grand entertaining, the home features a private elevator foyer, hidden custom bar, elegant formal and informal living spaces, 4 spacious en-suite bedrooms, 5.5 bathrooms, laundry/staff quarters, & an exceptional sense of privacy throughout. Residents enjoy Oceana’s unmatched white-glove service and world-class amenities, including over 500 feet of pristine beachfront, resort-style pools, fitness center and spa, resident-favorite restaurant, tennis court, beach volleyball, and beautifully curated grounds. A truly extraordinary offering for the most discerning buyer. Includes 4 assigned parking spaces & 1 storage.

350 Ocean Dr Unit #LPH2N, Key Biscayne

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