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425 Harbor Dr
Active
+45

$7,450,000

|Est. $44,700/mo

425 Harbor Dr, Key Biscayne, FL 33149

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7beds
8baths
4,565sqft
2020year built
ActiveResidentialSingle Family ResidenceLot 9,147 sqftHOA None85 DOMMLS# A12034564

Listed by: Mark P Chatburn 305-393-6032, One Sotheby's International Realty 305-365-2811

Source:Beaches MLS (RAPB)|MLS #A12034564

What's special

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.

Bedrooms7
Bathrooms8
Year built2020
Home typeSingle Family Residence
Property subtypeResidential
Living area4,565 sqft
Lot size9,147 sqft
Pool featuresHeated, In Ground
RegionKey Biscayne, FL
HOA feeNone
Price per square foot$1632/sqft
Date on market2026-06-12T00:00:00.000Z
MLS#A12034564

Preferred Brokerage Partner

Kinsfolk Realty

Kinsfolk Signature Realty

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Price history

DateEventPrice
2026-06-12T00:00:00.000ZListed for sale$7,450,000$1632/sqft

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