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Listing data: BeachesMLS. Information not verified for authenticity or accuracy and not guaranteed; may not reflect all real estate activity in the market. © 2026 Beaches Multiple Listing Service, Inc. All rights reserved. Information Not Guaranteed and Must Be Confirmed by End User.

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  1. Home›
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  4. 445 Grand Bay Drive PH-1A, Key Biscayne, FL 33149

Key Biscayne · FL

445 Grand Bay Drive PH-1A, Key Biscayne, FL 33149

Key Biscayne, FL 33149

Status: ActiveHouse · Condominium8,435 sqftBuilt in: 1997DOM: 180HOA: $9,923 / Monthly55+HOPA

Price

$18,900,000

Price per sqft: $2,241/sqft

5

Bedrooms

6

Baths

8,435

SqFt

Active
445 Grand Bay Drive PH-1A, Key Biscayne, FL 33149

MLS® ID: A11954185

About this home in Key Biscayne

A rare offering, this meticulously updated 5-bed / 6-bath oceanfront Condominium ideally positioned in Key Biscayne, Florida, spanning 8,435 sq ft of interior living area. Within Grand Bay Residences Cond, residents have access to Fitness Center, Management, Pool, Bike Storage, and Community Room. Security features include Fire Alarm, Secured Garage/Parking, Security Guard, and Smoke Detector(s). The home features CBS construction with a East-facing exposure. Views include Bay, Direct Ocean, and Ocean. Waterfront features: Deeded Beach Access, Ocean Access, and Ocean Front. Outside, the property offers Balcony. Total building area is 11,260 sq ft. Interior highlights include Built-in Features, Entrance Foyer, High Ceilings, Pantry, Wet Bar, and Walk-In Closet(s). Flooring features Carpet, Marble, and Wood. The home is served by Electric cooling and Electric heating. The $9,923/month HOA fee supports care-free ownership, covering Cable TV, Maintenance Grounds, Security, Sewer, Water, and Common Areas. Currently active on the market; within a 55+ community; pets allowed; 247 days on market. Annual property taxes for the current owner run about $54,141. Offered at $18,900,000 (~$2,241/sqft). The seller accepts Cash and Conventional.

5

Bedrooms

6

Baths

8,435

SqFt

House

Type

Explore more

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More homes in Grand Bay Residences Cond

Listing courtesy of One Sotheby's International Realty. Information is deemed reliable but not guaranteed. © BeachesMLS.

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Est. payment

$117,091/mo

Principal & interest
$95,569
Property taxes
$4,512
Home insurance
$7,088
HOA fees
$9,923

Utilities not included

Calculations are estimates only and not a loan commitment. Taxes, insurance, rates and APR may vary. Final approval depends on lender review.

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