Current MLS Property Details
685 Harbor Lane, Key Biscayne, FL 33149
Key Biscayne, FL, 33149
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MLS # A11997896
At a Glance
Property Snapshot
The MLS currently describes this as a 5 bedrooms, 6 bathrooms, 5,421 square feet, built in 2,001.
What Stands Out
Private pool
1 garage spaces
About This Property
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.
Property Details
Property Type
Single Family Residence
Subdivision
BISCAYNE KEY ESTATES
Development
BISCAYNE KEY ESTATES
County
Miami-Dade
Waterfront
No
Private Pool
Yes
Original List Price
$6,950,000
MLS ID
A11997896
Updated
Sep 1, 2026
Quick Payment Estimate
What might this home cost each month?
Starting rate:
6.66%
30 year fixed national average
· updated Aug. 27, 2026
$
%
%
$
/mo
Taxes, insurance, flood coverage and PMI are not included here.
Rate is editable and is not a lender quote.
Listing Office:
Avanti Way Realty LLC
• 305-229-1146
Listing Agent:
Marisela C Gonzalez Servat
• 786-663-2842
MLS ID:
A11997896
Property information is displayed from the site's BeachesMLS IDX data feed.
Information is subject to change and should be independently verified.
Property Location
Where is this property?
685 Harbor Lane, Key Biscayne, FL 33149 · Key Biscayne, FL, 33149
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