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.
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
Price:
$7,450,000
MLS #:
A12034564
Status:
Active
Beds:
7
Baths:
8
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
TROPICAL ISLE HOMES SUB 3
Neighborhood:
tropicalislehomessub3
Listed Date:
Jun 12, 2026
Finished Sq Ft:
4,565
Total Sq Ft:
6,092
Year Built:
2020
See this Listing
Schools
Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables
Interior
Appliances
Dishwasher, Disposal, Dryer, Electric Range, Microwave, Refrigerator, Wall Oven, Washer
Bathrooms
7 Full Bathrooms, 2 Half Bathrooms
Cooling
Central Air
Flooring
Wood
Heating
Central, Electric
Interior Features
First Floor Entry, Built-in Features, Closet Cabinetry, Cooking Island, Elevator, Volume Ceilings, Walk-In Closet(s), Other, Storage, Utility/Laundry In Garage
Laundry Features
In Garage
Exterior
Accessibility Features
Accessible Elevator Installed
Architectural Style
Attached, Three Or More Stories
Community Features
Other Subdivision – See Remarks
Construction Materials
CBS Construction, Elevated Construction
Covered Spaces
3
Direction Faces
West
Exterior Features
Built-In Grill, Open Balcony, Outdoor Shower
Fencing
Fenced
Garage Spaces
1
Lot Features
Less Than 1/4 Acre Lot
Open Parking YN
1
Parking Features
Attached Carport, Covered, Driveway, Electric Vehicle Charging Station(s), Other
Patio And Porch Features
Deck, Open Balcony
Roof
Flat Roof With Facade Front
Security Features
Smoke Detector
View
Other
Window Features
Complete Impact Glass, High Impact Windows
Financial
Tax Year
2025
Taxes
$89,673
Map
Community
- Address425 Harbor Dr Key Biscayne FL
- SubdivisionTROPICAL ISLE HOMES SUB 3
- CityKey Biscayne
- CountyMiami-Dade County
- Zip Code33149
Market Summary
Current real estate data for Single Family in Key Biscayne as of Aug 09, 2026
38
Single Family Listed
168
Avg DOM
2,634
Avg $ / SqFt
$15,123,026
Avg List Price
Property Summary
- Located in the TROPICAL ISLE HOMES SUB 3 subdivision, 425 Harbor Dr Key Biscayne FL is a Single Family for sale in Key Biscayne, FL, 33149. It is listed for $7,450,000 and features 7 beds, 8 baths, and has approximately 4,565 square feet of living space, and was originally constructed in 2020. The current price per square foot is $1,632. The average price per square foot for Single Family listings in Key Biscayne is $2,634. The average listing price for Single Family in Key Biscayne is $15,123,026. To schedule a showing of MLS#a12034564 at 425 Harbor Dr in Key Biscayne, FL, contact your CENTURY 21 Carioti agent at 800-783-8847.
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