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550 Harbor, Key Biscayne, FL 33149

Key Biscayne
Local realty services provided by:CENTURY 21 Move With Us
550 Harbor,Key Biscayne, FL 33149
$19,450,000
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  • 7 Beds
  • 8 Baths
  • 6,497 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sat, Oct 24
    03:00 pm - 06:00 pm
Listed by: william earle
Office: three bridges realty, llc.
MLS#:A11912105
Source:FL_RAMC

Price summary

  • Price:$19,450,000
  • Price per sq. ft.:$2,644.1

About this home

Situated 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 the sun hits the horizon, Sunsets light up the sky illuminating the clouds in a breathtaking array of tropical colors. Text listing agent. 24hr notice

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Home facts

  • Year built:2003
  • Subdivision & Development:HURRICANE COVE
  • Listing ID #:A11912105
  • Added:51 day(s) ago
  • Updated:October 22, 2026 at 08:47 PM

Rooms and interior

  • Bedrooms:7
  • Total bathrooms:8
  • Full bathrooms:7
  • Half bathrooms:1
  • Flooring:Carpet, Marble
  • Dining Description:Living/Dining Room, Separate Formal Dining Room
  • Kitchen Description:Dishwasher, Disposal, Electric Range, Microwave, Refrigerator
  • Living area:6,497 sq. ft.

Heating and cooling

  • Cooling:Central Air, Electric
  • Heating:Central, Electric
  • Central air:Yes

Structure and exterior

  • Roof:Barrel Tile
  • Year built:2003
  • Building area:6,497 sq. ft.
  • Exterior Features:Balcony, Open, Patio, Porch

Utilities

  • Water:Public Water, Water Available, Water Connected
  • Sewer:Public Sewer, Sewer Available

Finances and disclosures

  • Price:$19,450,000
  • Price per sq. ft.:$2,644.1
  • Tax amount:$105,472 (2024)

Features and amenities

  • Appliances:Dishwasher, Disposal, Dryer, Electric Range, Microwave, Refrigerator, Some Electric Appliances, Washer, Water Heater
  • Laundry features:Dryer, Washer
  • Amenities:Smoke Detectors
  • Pool features:Pool Equipment

Parking

  • Total parking spaces:4
  • Parking description:Attached, Driveway, Garage, Garage Door Opener
  • Garage:Yes
MLS LogoThe data relating to real estate for sale on this web site comes in part from a cooperative data exchange program of the Realtor<REGISTERED_LOGO> Association of Martin County, Inc. MLS. Real estate listings held by brokerage firms other than CENTURY 21 Move With Us are marked with the IDX logo (Broker Reciprocity) or name and detailed information about such listings includes the name of the listing brokers. Data provided is deemed reliable but is not guaranteed.

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