425 Harbor Dr, Key Biscayne, FL 33149

bedrooms 7
bathrooms 9
|House
AUD $10,675,224
USD $7,450,000
Published on: 13 Jun 2026
Last updated on: 05 Oct 2026
425 Harbor Dr, Key Biscayne, FL 33149
425 Harbor Dr, Key Biscayne, FL 33149
425 Harbor Dr, Key Biscayne, FL 33149
+50
425 Harbor Dr, Key Biscayne, FL 33149
  • 50
Property ID: 110108755190
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Residential, Key Biscayne, FL

425 Harbor Dr, Key Biscayne, FL 33149
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.

Property Details

Basic Info

Property Type
House
Listing Status
Active
Land Size
859.96 m2
Building Size
424.10 m2
Year Built
2020
Rooms
7 bedroom(s), 9 bathroom(s)
Num Floors
3
County
Miami-Dade
Parcel ID
24-42-32-005-0220
Provider
Miami REALTORS®
Subdivision
TROPICAL ISLE HOMES SUB 3
Brokerage Office Name
One Sothebys International Realty
Brokerage Office Phone
(305) 666-0562
Neighbourhoods
TROPICAL ISLE HOMES SUB 3
Address
425 Harbor Dr, Key Biscayne, FL 33149

Nearby Schools

TypeSchool nameDistrict name
HighCoral GablesNot available
ElementaryKeybiscayneNot available
MiddlePonce De LeonNot available
JuniorhighPonce De LeonNot available

Tax History

YearTax amount
2025USD $89673AUD $128,494*

*Converted price in your currency provided by Open Exchange Rates. Exchange rates are subject to continuous change. Neither realestate.com.au nor its affiliates guarantee that the conversion reflects current conversion rates and are not responsible for any inaccuracies. realestate.com.au recommends that you independently verify any information before relying on it.

Contact Agent
Mark Chatburn
One Sotheby's International Realty
260 Crandon Blvd Ste C-42, Key Biscayne, FL 33149
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Mark Chatburn
260 Crandon Blvd Ste C-42, Key Biscayne, FL 33149
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      Property ID: 110108755190

      Original Property ID: 3yd-MAORFL-A12034564
      Data provided by Miami REALTORS®, MLS #: A12034564
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