Condo in 430 Grand Bay Drive 801, Key Biscayne, FL 33149 for sale with MLS# A11973615

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.

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430 Grand Bay Drive 801, Key Biscayne, FL 33149

Price
Price:
$6,900,000.00
Original List Price:
$6,900,000.00
List Price per Sq Ft (Calculated, Approx.):
$1,746.83
Property Status and Type
Listing Type:
For Sale
Status:
Active
Listing Category:
Residential
Property Type:
Condominium
Description of Last Important Update:
New Listing
Last Major Update on:
March 18, 2026 4:00 am
Other Special Conditions:
Sold As-is, Chandelier To Be Replaced
Rooms Distribution
Bedrooms:
2
Bathrooms Total:
4
Full Bath:
3
Half Bath:
1
Room Type:
Laundry, Family Room, Media Room
Rooms Total:
3
Master Bedroom Bath:
Master Bdrm - Sitting, Separate Shower, Dual Sinks, Separate Tub
Dining Area:
Formal Dining, Breakfast Area
Measures
Living Area:
3,950 Sqft
Built-Up Area:
3,950 Sqft
Property Features
View from the Property:
Ocean, Direct Ocean
Waterfront:
Yes
Waterfront Features:
Ocean Access, Ocean Front, No Fixed Bridge
Security:
Fire Sprinkler System, Key Card Entry, Security System, Lobby - Attended
Appliances:
Dryer, Dishwasher, Disposal, Microwave, Refrigerator, Electric Range, Electric Water Heater
Interior:
Walk-In Closet(s), Closet Cabinetry, Kitchen Island, Entrance Foyer, Storage
Exterior:
Balcony
Laundry:
Laundry Tub
Air Conditioning
Air Conditioning System:
Central Air
Heating
Heating System:
Electric
Property Entrance Faces:
East
Unit Description:
Corner/end Unit, High Rise
Balcony Details:
Balcony - Open
Construction
Year Built:
1999
Levels:
Two
Construction Materials:
CBS
Number of stories:
13
Flood Zone Code:
AE
Property Condition:
Resale, Updated/remodeled
Taxes and Expenses
Tax Annual Amount:
$131,192.00
Tax Year:
2025
Association Fee:
$4,398.00
Association Fee Frequency:
Monthly
Property Tax Details:
City/County, Tax Reflects No Exemptions
Parking
Garage
Garage Spaces:
2
Covered Spaces:
2
Parking Features:
Valet
Utilities
Electric:
Circuit Breakers
Community
Association
Application Required
Application Fee:
$100.00
Application Information:
1-2 Weeks Approval
Association Type:
Homeowner Association, Condominium
Pets Allowed?:
Yes, Pet Restrictions Possible
Lease Number Times per Year Allowed:
1
Amenities Provided by the Homeowner's Association (HOA):
Heated Pool, Pool, Bike Storage, Maintenance, Fitness Center, Lobby
Subdivision Name:
GRAND BAY TOWER CONDO
Association Fee Includes:
Common Areas, Pool Service
Senior Community:
Yes
Restrictions:
Parking - No Rv
Minimum Days per Lease:
180
Leasing Permitted
Leasing Permitted Details:
Short Term Rentals Allowed
Terms
Listing Terms Considered by Seller:
Cash, Conventional
Buyer Possession:
Negotiable
Zoning and Legal
Tax Legal Description:
GRAND BAY TOWER CONDO UNIT 801 UNDIV 1.1336% INT IN COMMON ELEMENTS OFF REC 18893-1027 OR 19027-4202 0300 1
Real Estate Folio Number (Parcel Number):
2452050600080
Public Schools Assigned
Elementary School:
Key Biscayne K-8
High School:
Coral Gables
Middle Or Junior School:
Ponce De Leon
Listing History
Active on the market since:
March 18, 2026
Listing Agreement executed on:
March 18, 2026
Listing Status Last Changed On:
March 18, 2026 4:00 am
Photos updated on:
June 16, 2026 8:35 pm
Last Modified:
July 6, 2026 11:03 pm
Additional Information
Courtesy of:
Coldwell Banker Realty
Attribution:
Not provided
Location
Floor Number:
8
Street Name:
Grand Bay
Street Number:
430
Unit Number:
801
City:
Key Biscayne
State:
Florida
Zip Code:
33149
County:
Miami-Dade
Latitude:
N25° 41' 35.1''
Longitude:
W81° 50' 31.2''
Street Suffix:
Drive
Property Map

Neighborhood Stats

Source: U.S. Census Bureau, ACS 5-Year Estimates

Median Household Income $171,982
Median Home Value $1,231,500
Median Rent $3,501/mo
Median Age 43
Population 14,628

Air Quality

Source: AirNow.gov · Miami

🌬️ Air Quality Index (AQI) 70 Moderate
☀️ O3 25 Good
🫁 PM2.5 70 Moderate

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Association of REALTORS®
Disclaimer: IDX listing information is presented by Rebonus Brokerage LLC for consumer informational purposes only. The information provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed by the MLS or the real estate broker. This page presents structured listing information sourced directly from the MLS via the RESO Web API feed. Rebonus prioritizes maximum field coverage and data completeness, displaying the most granular MLS-provided attributes available.