550 Harbor Drive, Key Biscayne, FL 33149 (MLS# A12111835)

550 Harbor Drive, Key Biscayne, FL 33149

New Listing
$19,450,000
Property Type: Residential Bedrooms: 7 Baths: 8 Square Footage: 7,356 Status: Active
Current Price: $19,450,000 List Date: 10/23/2026 Last Modified: 10/23/2026

Overview

Description

Enjoy Paradise Found on the exclusive island of Key Biscayne This extraordinary 7,000sqft waterfront estate sits on a rare double lot located on Hurricane Harbor overlooking tranquil Manatee Lagoon. The property offers an unparalleled sanctuary of luxury and seclusion with features including a 4 car garage ideal for collectors, professionally landscaped yard well suited for outdoor entertaining, 7 bedrooms and 7.5 baths including live-in staff quarters. Expansive living areas flow seamlessly to large outdoor, covered porches becoming your al fresco living room for outdoor dining or relaxing and soaking in the beauty of the natural environment as dolphins and manatees swim in your backyard. As the sun hits the horizon, the afterset lights up the sky illuminating the clouds in a breathtaking array of tropical colors. Text listing agent. 24hr notice

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Listing Details MLS# A12111835

General Property Information

Property Sub Type
Single Family Residence
Bedrooms Total
7
Bathrooms Total
8
Bathrooms Full
7
Bathrooms Half
Yes
Building Area Main
7356
Living Area Main
6497
Adjusted Area Main
6428
Year Built
2003
Garage YN
Yes
Attached Garage YN
Yes
Garage Spaces
4
Covered Spaces
4
Lot Size Area
13302
Lot Size Acres
0.31
Senior Community YN
No
Waterfront YN
Yes
Water Frontage Feet
130
Outdoor Living Spaces YN
Yes
Direction Faces
East
Pool Private YN
Yes

Property Features

Flooring: Marble; Other Leasing Permitted Details: Okay To Lease Parking Features: Driveway; Garage Door Opener; Golf Cart Garage; Paver Block; Attached; Attached Garage; Garage Property Condition: Resale Appliances: Dishwasher; Disposal; Dryer; Microwave; Refrigerator; Washer Architectural Style: Mediterranean Boat and Dock Features: Private Dock Construction Materials: Block Cooling: Central Air; Electric Heating: Central; Electric Interior Features: Elevator Listing Terms: Cash; Conventional Membership: Other Membership Available Pets Allowed YN: Yes Pool Features: Equipment Included; In Ground Possession: Negotiable Roof: Barrel Sewer: Public Sewer Special Information: Sold As-Is Tax Information: Tax Reflects No Exemptions Water Access: Ocean Access Water Source: Public Water View: Lagoon Waterfront Features: Canal Front; Lagoon; No Fixed Bridges Showing Requirements: 24 Hour Notice; Call Listing Agent Outdoor Living Spaces: Balcony; Porch Balcony Details: Balcony - Open Porch Details: Porch - Open Room Types: Maid/In-Law Quarters Acreage Description: 1/2 To Less Than 1 Acre Lot

Contract Information

Comp Sale YN
No
Original List Price
19450000
Occupant Type
Vacant

Location and Legal

Country
United States
County Or Parish
Miami-Dade
County Parish Name
Miami-Dade
Street Number
550
Street Name
Harbor
Street Suffix
Drive
City Name
Key Biscayne
Municipal Code
24
State Or Province
FL
Postal Code
33149
Postal Code +4
1741
Postal Zip
33149
Subdivision Name
HURRICANE COVE
Area
2520
Elementary School
Key Biscayne K-8
Middle Or Junior School
Ponce De Leon
High School
Coral Gables
Parcel Number
2452050070020
Subdivision Number
7
Zoning
2000
Flood Zone
AE

Financial Information

Membership Fee Required YN
No
Tax Annual Amount
117717
Tax Year
2025
Tax Legal Description
5 & 6 55 42 .30 AC HURRICANE COVE PB 57-66 LOT 2 LOT SIZE 13302 SQ FT F/A/U 24-5205-013-0010 OR 19060-1529-1531 03/2000 1 COC 21909-0810 12

Status Change Information

Major Change Timestamp
2026-10-23T04:00:00Z
Major Change Type
New Listing
Status Change Date
2026-10-23

More Information

Leasing Permitted Details

Leasing Permitted YN
Yes

Boat and Dock Information

Dock
Yes

Pool Size Details

Pool Size (WxL)
30x15

Price Calculations

Current Price To SqFt
2993.68

Section Details

Parcel Number MLX
0020

Originating Details

Originating System Key
568196082
Originating System ID
M00000151

Room Information

Room Name
Maid/In-Law Quarters
IDX
Listing Office: Three Bridges Realty, LLC
Source MLS Verified
Last Updated: October - 23 - 2026
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