For saleActiveListed Mar 18, 2026 · 217 days
$6,900,000

430 Grand Bay Dr #801, Key Biscayne, FL 33149

2 beds3 full, 1 half baths3,950 sq ft$1,747 per sq ftBuilt 1999

As of , this 2 bedroom, 3 full and 1 half bath condo at Grand Bay Tower is for sale at $6,900,000 ($1,747 per sq ft). It was listed on .

MLS data updated .

Key facts

Type
Condo
Year built
1999
HOA fee
$4,398 / month
Property tax
$131,192 (2025)
Parking
2 garage spaces
View
Ocean
Waterfront
Yes
Pets
Pets allowed, with restrictions
Cooling
Central Air
Heating
Electric
MLS number
A11973615

Listing information

Listing courtesy of Coldwell Banker Realty, 305-361-5722, michaelj.suarez@cbrealty.com

Listing agent: Adriana Vollmer, adriana.vollmer@floridamoves.com

BeachesMLS. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright ©2026 BeachesMLS, Inc.

MIAMI MLS. Listing data from MIAMI MLS (South East Florida Regional MLS). Information is deemed reliable but not guaranteed.

Listing information is provided for consumers' personal, non-commercial use. It may not be used for any purpose other than to identify homes consumers may want to buy or rent.

Listing last changed .

From the listing

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.

The text above is the listing description from the MLS, as written by the listing agent.

The building

Grand Bay TowerAs of , Grand Bay Tower has 3 condos for sale. None are for rent right now. The median asking price is $1,331 per sq ft.See all units and prices in this building

The Key Biscayne market

As of , the median asking price in Key Biscayne is $2,235,000, or $1,141 per sq ft, across 147 listings for sale. The median listing for sale there has been on the market for 110 days.

Price and status history

Listing date
Days on market
217
Original list price
$6,900,000
Price changes
0
DateEventPrice
Listed$6,900,000

From the MLS. RealVista does not show sold prices.

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