425 Harbor Dr, Key Biscayne, Florida 33149
1/50

$7,450,000

Single Family Home for Sale, 425 Harbor Dr, Key Biscayne, Florida 33149

  • MLS#A12034564
  • 7
  • 9
  • 424 m² (4,565 ft²)

Listed By One Sotheby's International Realty

The Single Family Home for Sale located at 425 Harbor Dr, Key Biscayne, Florida 33149 is currently for sale. This property has 7 bedrooms, 9 bathrooms.

Date Updated : Sep 22, 2026

Description

Discover this striking contemporary residence, perfectly positioned on an oversized 9,258 SF lot on Harbor Drive, one of Key Biscayne’s most elegant and prestigious streets.
Built in 2020, this architectural masterpiece offers 6 bedrooms plus a private office, 7 full baths, and 2 powder rooms across 4,565 SF of beautifully designed living space. Filled with natural light, the home showcases expansive open living areas, impressive volume throughout, and a sleek custom kitchen featuring bespoke cabinetry and top-of-the-line finishes.
An elevator provides seamless access to all three levels, culminating in a spectacular rooftop terrace with captivating island views and refreshing bay breezes…a unique advantage of being just moments from the water.
Designed for effortless indoor-outdoor living, the exterior features a resort-style saltwater pool and spa, summer kitchen, cabana bath, and generous entertaining areas surrounded by lush tropical landscaping.
Additional highlights include , EV charger, and ample driveway parking. Combining exceptional design, comfort, and functionality, this residence embodies the very best of island living in one of Key Biscayne’s most distinguished locations.
Just minutes from Miami, Key Biscayne is a hidden island paradise where pristine beaches, world-class outdoor recreation, and a relaxed yet sophisticated lifestyle come together in a way that few places can match.

Location

425 Harbor Dr, Key Biscayne, Florida 33149

425 Harbor Dr, Key Biscayne, Florida 33149

Property features

Property

  • Property size: 424 m² (4,565 ft²)
  • Type: Unfurnished
  • Features: BalconyLaundry Area In GarageGarageDeckElevatorsCarportDrivewayStorage SpaceWalkin Closets

Lot/Land

  • Land/Lot size: 860 m² (9,258 ft²)
  • Lot Description: Fenced

Construction

  • Year built: 2020
  • Style: 3 Stories
  • Roof type: Flat
  • Construction: Elevated ConstructionCbs Construction

Parking/Garage

  • Parking description: Covered Parking

Bedrooms

  • Bedrooms: 7

Bathrooms

  • Total bathrooms: 9
  • Full bathrooms: 7
  • Half baths: 2

Other Rooms

  • Room types: Formal Dining Room
  • Kitchen description: Island
  • Appliances: WasherRangeMicrowaveOven - WallRefrigeratorDisposalDryerDishwasher
  • Laundry description: Laundry Area In Garage

Interior Features

  • Floors: Wood
  • Ceiling: Volume Ceilings
  • Trim: Closet Cabinetry

Exterior Features

  • Outdoor spaces: BalconyDeck
  • Carport spaces: 2

Pool and Spa

  • Pool: HeatedIngroundOutdoor Shower

recreational

  • recreational: SpaSwimming PoolBuilt-In Grill

Security

  • Features: Smoke Detector

Heating and Cooling

  • Heating System: ElectricCentral
  • Cooling System: Central AC

Utilities

  • Other utilities: Public SewerMunicipal Water

Community

School information

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