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Beaches Multiple Listing ServiceNational Association of RealtorsEqual Housing Opportunity

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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  3. Key Biscayne›
  4. 550 Harbor Drive, Key Biscayne, FL 33149

Key Biscayne · FL

550 Harbor Drive, Key Biscayne, FL 33149

Key Biscayne, FL 33149

Status: ActiveHouse · Single Family Residence6,497 sqftBuilt in: 2003DOM: 339Original Listing Price: $21,950,000Garage: 4

Price

$19,450,000

▼ $2,500,000(11%)

Price per sqft: $3,148/sqft

7

Bedrooms

8

Baths

6,497

SqFt

Active
550 Harbor Drive, Key Biscayne, FL 33149

MLS® ID: A11912105

About this home in Key Biscayne

Presenting a masterfully designed sophisticated 7-bedroom, 8-bath oceanfront Single Family Residence nestled in Key Biscayne, delivering 6,497 sq ft of thoughtfully planned interior. Set in Hurricane Cove, residents enjoy Boating, Tennis Court(s), and Beach Club Available. Security is covered by Smoke Detector(s). Windows frame views of Lagoon. Waterfront details include No Fixed Bridge, Ocean Access, and Lagoon. The private pool includes Equipment Included. Exterior features: Balcony. The home sits on a 0.53-acre lot, with total building area of 7,356 sq ft. Interior highlights include Built-in Features and Elevator. Underfoot, the home offers Carpet and Marble. Climate is managed via Central Air and Electric cooling and Central and Electric heating. with a Southeast-facing exposure under a Barrel roof. The current owner's annual property tax bill is approximately $105,472. Listed at $19,450,000 (~$2,994/sqft) — recently reduced from $21,950,000. Financing options include Cash and Conventional. No HOA fees apply. Currently active on the market; 3 days on market.

7

Bedrooms

8

Baths

6,497

SqFt

House

Type

Explore more

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Listing courtesy of Three Bridges Realty, LLC. Information is deemed reliable but not guaranteed. © BeachesMLS.

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▲41.3% above market
+41.3%

This listing: $2994/sqft · Area median: $2118/sqft

Based on 4 recent sales in ZIP 33149 (last 150 days)

Est. payment

$114,433/mo

Principal & interest
$98,350
Property taxes
$8,789
Home insurance
$7,294
HOA fees
N/A

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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