Condo in 430 Grand Bay Dr PH-1AN Key Biscayne for sale with MLS# A11915787

Dominating the Key Biscayne skyline, this Geoffrey Bradfield-designed penthouse is a rare display of power, prestige, and absolute luxury. Encompassing 13,630 sq. ft. with 10,421 sq. ft. under air and 3,000+ sq. ft. of oceanfront terraces, it commands 100 feet of unobstructed beachfront with sweeping sunrise and sunset views. Directly adjacent, the $100M+ newly reimagined Ritz-Carlton and its brand-new Beach Club sit at your footsteps, elevating exclusivity to a world-class level. Inside, soaring ceilings showcase a showpiece chef's kitchen, grand dining, four-private en-suites, a refined executive office, staff quarters, and couture-caliber closets. Includes five premium parking spaces and five oversized private storage cages. A true trophy residence at the apex of coastal luxury.

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430 Grand Bay Dr PH-1AN, Key Biscayne, FL 33149

Price
Price:
$26,000,000.00
Previous Asking Price:
$33,900,000.00
Original List Price:
$33,900,000.00
Property Status and Type
Listing Type:
For Sale
Status:
Active
Special Sale Conditions:
Listed As Is
Listing Category:
Residential
Property Type:
Condominium
MLS Number:
A11915787
Description of Last Important Update:
Price Change
Last Major Update on:
January 15, 2026 5:17 pm
Rooms Distribution
Bedrooms:
4
Bathrooms Total:
6
Full Bath:
4
Half Bath:
2
Room Type:
Laundry, Storage Room, Family Room, Den, Utility Room, Great Room, In Law Suite
Measures
Living Area:
9,600 Sqft
Built-Up Area:
9,600 Sqft
Lot Size Unit:
Square Feet
Property Features
View from the Property:
Ocean, Bay
Waterfront:
Yes
Waterfront Features:
Ocean Access, Ocean Front
Swimming Pool Features:
Association
Security:
Smoke Detector(s), Fire Sprinkler System, Elevator Secured, Complex Fenced, Secured Garage/Parking
Appliances:
Dryer, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Electric Range, Electric Water Heater, Built In Oven
Interior:
Breakfast Area, Dining Area, High Ceilings, Walk-In Closet(s), Closet Cabinetry, Entrance Foyer, Built-in Features, Other, Separate Formal Dining Room, Sitting Area In Primary, Separate Shower, Bidet, Jetted Tub, Dual Sinks
Exterior:
Balcony
Patio and Porch:
Balcony, Open
Windows:
Blinds
Air Conditioning
Air Conditioning System:
Electric
Heating
Heating System:
Electric
Water Access Description:
Deeded Beach Access
Construction
Year Built:
1999
Year Built Details:
Resale
Architectural Style:
High Rise, Penthouse
Entry Level (floor):
14
Entry Level Location:
14
Construction Materials:
Block
Flooring:
Ceramic Tile
Number of stories:
14
Taxes and Expenses
Tax Annual Amount:
$153,827.00
Tax Year:
2024
Association Fee Frequency:
Monthly
Property Tax Status:
Tax Reflects Homestead Exemption
Parking
Garage Spaces:
0
Covered Spaces:
0
Parking Features:
Two Or More Spaces, Guest, Valet
Utilities
Utilities Available:
Cable Available
Community
Pets Allowed?:
Yes, Conditional
Amenities Provided by the Homeowner's Association (HOA):
Pool, Bike Storage, Clubhouse, Fitness Center
Subdivision Name:
GRAND BAY TOWER CONDO
Association Fee Includes:
Sewer, Water, Trash, Security, Common Areas, Association Management
Complex Name:
GRAND BAY TOWER
Senior Community:
No
Restrictions:
No RVs, Okay to Lease
Terms
Listing Terms Considered by Seller:
Cash, Conventional
Occupant Type:
Call Agent
Buyer Possession:
Closing And Funding
Lease Considered:
No
Zoning and Legal
Tax Legal Description:
GRAND BAY TOWER CONDO UNITS PH-1AN & PH-1AS UNDIV 1.4578% & 1.4578% INT IN COMMON ELEMENTS OFF REC 18893-1027 OR 18938-2999 1299 1 COC 25567
Real Estate Folio Number (Parcel Number):
24-52-05-060-0960
Public Schools Assigned
Elementary School:
Watkins
High School:
Coral Gables
Middle Or Junior School:
Ponce De Leon
Listing History
Originally published on:
November 24, 2025 3:49 pm
Active on the market since:
November 18, 2025
Price change occurred on:
January 15, 2026 5:17 pm
Listing Status Last Changed On:
November 24, 2025 3:49 pm
Photos updated on:
November 24, 2025 9:04 pm
Last Modified:
January 16, 2026 4:41 pm
Additional Information
Unit View:
Bay, Ocean View, Direct Ocean
Housing Older Persons Act:
Unverified
Unit Design:
Corner Unit, High-Rise, Penthouse
Type of Association:
Condo
Minimum Number of Days per Lease:
0
Type of Governing Bodies of the Association:
Condominium
Pet Fee:
$0.00
Number of Times Leased per Year:
0
Flood Zone:
AE
Application Fee:
$150.00
Rooms Description:
Den/Library/Office, Family Room, Great Room, Maid/In-Law Quarters, Storage Room, Utility Room/Laundry
Style:
Condo 5+ Stories
Municipal Code:
24
Subdivision Number:
60
Courtesy of:
The Corcoran Group
Attribution:
Not provided
Location
Street Name:
Grand Bay Dr
Street Number:
430
Unit Number:
PH-1AN
City:
Key Biscayne
State:
Florida
Zip Code:
33149
County:
Miami-Dade
Latitude:
N25° 41' 35.2''
Longitude:
W81° 50' 31.1''
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) 50 Good
☀️ O3 50 Good
🫁 PM2.5 50 Good

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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.