Homes for sale in Key Biscayne
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Condominium
430 Grand Bay Dr # 801
Key Biscayne, FL 33149
$6,900,000
- Beds
- 2
- Baths
- 3 + 1 half
- Sq ft
- 3,950
- Year built
- 1999
- Price per sq ft
- $1,747
Listing courtesy of Adriana Vollmer, Coldwell Banker Realty
About this home
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.
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.
Details
Property
- Type
- Condominium
- Style
- Corner Unit, High Rise
- Building
- Condo 5+ Stories
- Year built
- 1999
- Stories
- 13
- Building name
- Grand Bay
- Subdivision
- GRAND BAY TOWER CONDO
- County
- Miami-Dade County
- Faces
- East
- View
- Ocean View, Direct Ocean
- Waterfront
- Ocean Access, Ocean Front
- Flood zone
- AE
Interior
- Appliances
- Dishwasher, Disposal, Dryer, Electric Water Heater, Microwave, Electric Range, Refrigerator
- Cooling
- Central Air
- Heating
- Electric
- Laundry
- Laundry Tub, Utility Room/Laundry
- Features
- Lobby, Closet Cabinetry, Cooking Island, Fire Sprinklers, Entrance Foyer, Laundry Tub, Chandelier To Be Replaced, Walk-In Closet(s), Family Room, Media Room, Storage, Utility Room/Laundry
Exterior and parking
- Exterior
- Open Balcony
- Patio and porch
- Open Balcony
- Parking
- 2 Or More Spaces, Valet
- Garage spaces
- 2
- Construction
- CBS Construction
Community and fees
- Association fee
- $4,398 monthly
- Amenities
- Bike Storage, Exercise Room, Heated Pool, Pool
- Maintenance includes
- All Amenities, Common Area, Fidelity Bond, Pool Service
- Security
- Fire Sprinklers, Doorman, Card Entry, Lobby Secured
- Pets
- Restrictions Or Possible Restrictions
- Annual taxes
- $131,192
- Terms
- All Cash, Conventional
- Minimum lease (days)
- 180
Neighborhood
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The data relating to real estate for sale or lease on this website comes in part from the Internet Data Exchange (IDX) program of MIAMI REALTORS® MLS. Listings are provided by participating brokers.
Information is deemed reliable but is not guaranteed and should be independently verified. It is subject to change and is provided for consumers’ personal, non-commercial use only, to identify properties they may be interested in. Listing last updated September 9, 2026.