Key Biscayne Real Estate Search

Key Biscayne Condo Properties for Sale

Our website features the best real estate search for condos properties available in Key Biscayne and surrounding areas. It is the only site you will ever need! It is easy-to-use and updated by the official REALTOR®’s database every 15 minutes. 

You can save searches, and get daily email alerts of new listings, price changes, sold data, and market reports. Our Interactive Map Search allows you to view properties on a map or refine your search by drawing the boundaries around the area you desire.

Curious about what’s happening in the Key Biscayne real estate market? Sign up for a  Key Biscayne Real Estate Market Report to see what’s active, under contract, and sold!

Considering selling or refinancing your home? Get an INSTANT property valuation now!

Newest Key Biscayne Condos for Sale

$2,900,000
3 Beds 3 Baths A12003348 MLS Mar Azul BLDG.
Your sanctuary awaits at Key Biscayne's most discreet oceanfront address. Living at Mar Azul is what it looks like when you finally stop compromising. With only 126 residences and tucked away at the far end of Grapetree Drive, the property sits precisely where the island gives way to the lush canopy of Bill Baggs Cape Florida State Park on one side and the endless Atlantic Ocean on the other. Spanning an impressive 2,943 living square feet, this residence was thoughtfully reimagined beyond its original design to offer a tranquil haven featuring three generous ensuite bedrooms. Brand new AC and elegant marble and warm wood flooring flow seamlessly throughout the space offering panoramic views of the ocean and the city skyline. Arrive home via a semi-private elevator that serves just two residences per wing. Mar Azul’s amenities include direct beach access, pool, fitness center, BBQ area, and clubroom, all secured by a 24/7 guard and gated entry. Further elevating the experience is the building's dedicated in-house management, ensuring bespoke service and a meticulously maintained environment. Complete with the ultimate convenience of assigned covered parking inclusive of an electric vehicle charging station and a private storage unit. Key Biscayne is a life measured in ocean views, quiet streets, and a village that values exactly that. Mar Azul is where that life begins.

600 Grapetree Dr Unit #10BN, Key Biscayne

$1,500,000
2 Beds 2 Baths A11996164 MLS The Emeraldbay BLDG.
Fully renovated 2-bedroom + ENCLOSED den, 2-bathroom residence with a thoughtful, high-end transformation that goes beyond a typical remodel. The interiors reflect a clean, modern design with custom finishes and carefully integrated upgrades throughout. The open kitchen is designed for both functionality and entertaining, featuring a sleek bar, stainless steel appliances, and seamless connection to the main living area. Custom built-in closets have been incorporated across the residence, maximizing storage while maintaining a refined aesthetic. The layout offers an ideal flow, with the living room and both bedrooms opening directly onto an oversized balcony. This outdoor space becomes a natural extension of the interiors, overlooking the pool area with completely open south-facing views—no neighboring buildings in sight—providing light, privacy, and a sense of openness rarely found. The primary suite includes a spacious walk-in closet and a fully renovated bathroom, executed with elevated finishes. The enclosed den adds versatility, ideal as a home office, guest space, or media room. A unique offering within the building, combining design, functionality, and unobstructed views. Residents enjoy a full suite of amenities including gym, Olympic-size pool, tennis courts, playground, and direct beach access, making it especially appealing for families. Unit is rented until July 31, 2026.

151 Crandon Blvd Unit #241, Key Biscayne

$6,900,000
2 Beds 4 Baths A11973615 MLS Grand Bay BLDG.
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 Dr Unit #801, Key Biscayne

$18,900,000
5 Beds 6 Baths A11954185 MLS Grand Bay 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 #PH-1A, Key Biscayne

$11,495,000
4 Beds 6 Baths A11958326 MLS Oceana Key Biscayne BLDG.
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 Dr Unit #701N, Key Biscayne

$3,595,000
2 Beds 3 Baths A11943754 MLS The Ocean Club BLDG.
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 Unit #603, Key Biscayne

Start Your Search