Set on one of the largest lots in Key Biscayne, a rare 12,200 sqft parcel, this colonial-style residence, known as Villa Rosa, was designed by renowned architect Cesar Molina and sits on a quiet, low-traffic street in a well-established, family-friendly neighborhood.
The generous lot allows for a spacious backyard with pool and abundant green space, ideal for outdoor living and entertaining. Double balconies and covered terraces create a seamless indoor-outdoor flow throughout the home.
This 5-bedroom residence offers bright interiors and a chefs kitchen with island, Sub-Zero refrigerator, wine cooler, double ovens, and two dishwashers. The primary suite includes a private terrace, oversized walk-in closet with safe, and dual baths with sauna. Also includes maids quarters and hurricane code construction.
Minutes from the beach, parks, and top schools – a rare opportunity to own a well-designed home with an exceptional lot on one of Key Biscayne’s most desirable streets.
The generous lot allows for a spacious backyard with pool and abundant green space, ideal for outdoor living and entertaining. Double balconies and covered terraces create a seamless indoor-outdoor flow throughout the home.
This 5-bedroom residence offers bright interiors and a chefs kitchen with island, Sub-Zero refrigerator, wine cooler, double ovens, and two dishwashers. The primary suite includes a private terrace, oversized walk-in closet with safe, and dual baths with sauna. Also includes maids quarters and hurricane code construction.
Minutes from the beach, parks, and top schools – a rare opportunity to own a well-designed home with an exceptional lot on one of Key Biscayne’s most desirable streets.
Property Details
Price:
$6,950,000
MLS #:
A11997896
Status:
Active
Beds:
5
Baths:
5.5
Address:
685 Harbor Ln
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
BISCAYNE KEY ESTATES
Neighborhood:
biscaynekeyestates
City:
Key Biscayne
Listed Date:
Apr 16, 2026
State:
FL
Finished Sq Ft:
5,421
Total Sq Ft:
6,971
ZIP:
33149
Year Built:
2001
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Schools
Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables
Interior
Appliances
Dishwasher, Disposal, Dryer, Electric Water Heater, Ice Maker, Gas Range, Refrigerator
Bathrooms
5 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Marble, Tile, Wood
Heating
Central
Exterior
Architectural Style
Attached, Two Story
Community Features
Beach Club Member Available
Construction Materials
Elevated Construction, Piling Construction
Exterior Features
Lighting, Open Balcony
Parking Features
Driveway
Roof
Aluminum
Financial
Tax Year
2025
Taxes
$40,335
Map
Community
- Address685 Harbor Ln Key Biscayne FL
- SubdivisionBISCAYNE KEY ESTATES
- CityKey Biscayne
- CountyMiami-Dade County
- Zip Code33149
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685 Harbor Ln
Key Biscayne, FL
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