430 Grand Bay Dr # 801 Key Biscayne FL 33149 | MLS #A11973615

430 Grand Bay Dr # 801
Key Biscayne, FL, 33149
$6,900,000
2 Beds
3.5 Baths
3,950 SqFt
0 Acres
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MLS #A11973615 image #0
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.

Property Details

Price:
$6,900,000
MLS #:
A11973615
Status:
Active
Beds:
2
Baths:
3.5
Type:
Condo
Subtype:
Condominium
Subdivision:
GRAND BAY TOWER CONDO
Neighborhood:
grandbaytowercondo
Listed Date:
Mar 18, 2026
Finished Sq Ft:
3,950
Total Sq Ft:
3,950
Year Built:
1999
WaterfrontOceanfrontGrand BayGrand Bay Tower CondoGrandbaytowercondoGrand Bay Tower CondoKeybiscaynePonce De LeonCoral GablesDaily Rentals Allowed,no Trucks/rv’sRestrictions Or Possible Restrictions

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Schools

Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables

Interior

Appliances
Dishwasher, Disposal, Dryer, Electric Water Heater, Microwave, Electric Range, Refrigerator
Bathrooms
3 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Heating
Electric
Interior 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
Laundry Features
Laundry Tub, Utility Room/Laundry

Exterior

Architectural Style
Corner Unit, High Rise
Association Amenities
Bike Storage, Exercise Room, Heated Pool, Pool
Construction Materials
CBS Construction
Covered Spaces
2
Direction Faces
East
Exterior Features
Open Balcony
Garage Spaces
2
Parking Features
2 Or More Spaces, Valet
Patio And Porch Features
Open Balcony
Security Features
Fire Sprinklers, Doorman, Card Entry, Lobby Secured
View
Ocean View, Direct Ocean
Waterfront Features
Ocean Access, Ocean Front
Window Features
Electric Shutters, Hurricane Shutters

Financial

HOA Fee
$4,398
HOA Fee Frequency
Monthly
Tax Year
2025
Taxes
$131,192

Map

Community

Subdivisions in Key Biscayne

Market Summary

Current real estate data for Condo in Key Biscayne as of Sep 19, 2026
115
Condo Listed
123
Avg DOM
1,135
Avg $ / SqFt
$2,496,878
Avg List Price

Property Summary

    Located in the GRAND BAY TOWER CONDO subdivision, 430 Grand Bay Dr # 801 Key Biscayne FL is a Condo for sale in Key Biscayne, FL, 33149. It is listed for $6,900,000 and features 2 beds, 4 baths, and has approximately 3,950 square feet of living space, and was originally constructed in 1999. The current price per square foot is $1,747. The average price per square foot for Condo listings in Key Biscayne is $1,135. The average listing price for Condo in Key Biscayne is $2,496,878. To schedule a showing of MLS#a11973615 at 430 Grand Bay Dr # 801 in Key Biscayne, FL, contact your Julien Drieu agent at 7862380927.

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