550 Harbor Dr, Key Biscayne, Florida 33149
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$19,450,000

Single Family Home for Sale, 550 Harbor Dr, Key Biscayne, Florida 33149

  • MLS#A11912105
  • 7
  • 8
  • 604 m² (6,497 ft²)

Listed By Three Bridges Realty, LLC

The Single Family Home for Sale located at 550 Harbor Dr, Key Biscayne, Florida 33149 is currently for sale. This property has 7 bedrooms, 8 bathrooms.

Date Updated : Oct 16, 2026

Description

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.

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Location

550 Harbor Dr, Key Biscayne, Florida 33149

550 Harbor Dr, Key Biscayne, Florida 33149

Property features

Property

  • Property size: 604 m² (6,497 ft²)
  • Features: GaragePorch OpenBalconyElevatorsPatioDriveway
  • Location: Ocean AccessWaterfront

Lot/Land

  • Land/Lot size: 2,134 m² (22,975 ft²)
  • Water frontage: 39 m

Construction

  • Year built: 2003
  • Roof type: Barrel
  • Construction: Elevated Construction

Parking/Garage

  • Garage description: Attached GarageAutomatic Garage Door Opener

Bedrooms

  • Bedrooms: 7

Bathrooms

  • Total bathrooms: 8
  • Full bathrooms: 7
  • Half baths: 1

Interior Features

  • Floors: CarpetMarble

Exterior Features

  • Outdoor spaces: BalconyPatio
  • Carport spaces:

Pool and Spa

  • Pool: Equipment Stays

Water and Boating

  • Water: Lagoon
  • Boating: NavigableNo Fixed BridgePrivate Dock

recreational

  • recreational: Swimming PoolUnrestricted Salt Water Access

Security

  • Features: Smoke Detector

View

  • Features: Lagoon View

Heating and Cooling

  • Heating System: ElectricCentral
  • Cooling System: ElectricCentral AC

Utilities

  • Other utilities: Public SewerMunicipal Water

Community

  • Features: Tennis Courts

School information

  • High School: Coral Gables
  • Middle School: Ponce De Leon
  • Elementary School: Keybiscayne