Property photo 1
Property photo 2
Property photo 3
Property photo 4
Property photo 5
2 Beds
4 Baths
3,950 sqft

$6,900,000

430 Grand Bay Drive 801, Key Biscayne FL, 33149

Price per sqft$1,746.84
Built in1999
Property size3,950 sqft
Property typeCondominium

Overview

Active

Listed Mar 20, 2026

Updated 10 days ago

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.

$45,906/mo

Est. mortgage payment based on a $6,900,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
A11973615

Interior Features

Bedrooms
2
Bathrooms
4
Cooling
Yes
Heating
Yes
Basement
No

Other Property Details

Taxes
$131,192
Tax Frequency
Annually
Association Fee Frequency
Monthly
Garage
Yes
View
Yes
Pets Allowed
Yes
Waterfront
Yes
55+/Senior Community
Yes

Listed with Coldwell Banker Realty

All listings featuring the BMLS logo are provided by Association of Palm Beaches. This information is not verified for authenticity or accuracy and is not guaranteed. IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by MLS.

©2026 Association of Palm Beaches. All rights reserved. 

Data last updated 4:07 AM UTC, 9/11/2026

 

Powered by Luxury Presence