$7,450,000
425 Harbor Dr, Key Biscayne FL 33149
7 beds · 8 baths · 4,565 sq ft · Single Family Residence · Active
MLS# A12034564 · Listing courtesy of One Sotheby's International Realty
Facts
- Bedrooms
- 7
- Bathrooms
- 7 full, 2 half
- Living area
- 4,565 sq ft
- Price per sq ft
- $1,632
- Lot
- 9,258 sq ft
- Type
- Single Family Residence
- Year built
- 2020
- Exposure
- West
- Parking
- 1 garage space
- Furnished
- Unfurnished
- Taxes
- $89,673 (2025)
- Listed
- Jun 12, 2026
About this residence
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.
Virtual tour

Location
425 Harbor Dr, Key Biscayne FL 33149Open in Google Maps
Placed from the listing’s coordinates in the MLS. The street map loads from OpenStreetMap when opened. Coastline © OpenStreetMap contributors.
Similar in Key Biscayne
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Listing data last updated 10/21/2026, 6:00:57 AM ET.


