685 Harbor Ln Key Biscayne FL 33149 | MLS #A11997896

There are multiple listings for this address:
685 Harbor Ln
Key Biscayne, FL, 33149
$6,950,000
5 Beds
5.5 Baths
5,421 SqFt
0 Acres
Add
MLS #A11997896 image #0
Timeless colonial-style residence, also known as Villa Rosa, set on a rare 12,200 sqft lot in the heart of Key Biscayne. Designed by renowned architect Cesar Molina, this 5-bedroom home is located on a very quiet, low-traffic street, offering privacy within a well-established, family-friendly neighborhood. The home features double balconies, bright interiors, and a functional indoor-outdoor layout with expansive covered terraces. The kitchen includes an island, Sub-Zero refrigerator, wine cooler, double ovens, and two dishwashers. The primary suite offers a private terrace, oversized walk-in closet with safe, and dual bathrooms with sauna. The spacious backyard includes a pool and generous green space. Additional features include maid’s quarters and construction that meets hurricane code requirements. Ideally located near beaches, parks, and top-rated schools.

Property Details

Price:
$6,950,000
MLS #:
A11997896
Status:
Active
Beds:
5
Baths:
5.5
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
BISCAYNE KEY ESTATES
Neighborhood:
biscaynekeyestates
Listed Date:
Apr 16, 2026
Finished Sq Ft:
5,421
Year Built:
2001
PoolBiscayne Key EstatesBiscaynekeyestatesBiscayne Key EstatesKeybiscaynePonce De LeonCoral GablesOther

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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, Gas Range, Ice Maker, Refrigerator
Bathrooms
5 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Marble, Tile, Wood
Heating
Central
Interior Features
First Floor Entry, Bar, Closet Cabinetry, Cooking Island, Entrance Foyer, Walk-In Closet(s), Family Room, Great Room, Storage

Exterior

Attached Garage YN
1
Community Features
Beach Club Member Available
Construction Materials
Elevated Construction, Piling Construction
Covered Spaces
1
Direction Faces
Northwest
Exterior Features
Lighting, Open Balcony
Garage Spaces
1
Lot Features
1/4 To Less Than 1/2 Acre Lot
Patio And Porch Features
Open Balcony, Open Porch, Patio
Roof
Aluminum
View
Other
Window Features
Hurricane Shutters, Impact Glass, Plantation Shutters

Financial

Map

Community

Subdivisions in Key Biscayne

Market Summary

Current real estate data for Single Family in Key Biscayne as of Sep 17, 2026
44
Single Family Listed
166
Avg DOM
2,779
Avg $ / SqFt
$14,358,205
Avg List Price

Property Summary

    Located in the BISCAYNE KEY ESTATES subdivision, 685 Harbor Ln Key Biscayne FL is a Single Family for sale in Key Biscayne, FL, 33149. It is listed for $6,950,000 and features 5 beds, 6 baths, and has approximately 5,421 square feet of living space, and was originally constructed in 2001. The current price per square foot is $1,282. The average price per square foot for Single Family listings in Key Biscayne is $2,779. The average listing price for Single Family in Key Biscayne is $14,358,205. To schedule a showing of MLS#a11997896 at 685 Harbor Ln in Key Biscayne, FL, contact your Julien Drieu agent at 7862380927.

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685 Harbor Ln
Key Biscayne, FL
685 Harbor Ln
Key Biscayne, FL, 33149
$25,000
5 Beds
5.5 Baths
5,421 SqFt
0 Acres
Add
MLS #A12063110 image #0
Timeless colonial-style residence, also known as Villa Rosa, set on a rare 12,200 sqft lot in the heart of Key Biscayne. Designed by renowned architect Cesar Molina, this 5-bedroom home is located on a very quiet, low-traffic street, offering privacy within a well-established, family-friendly neighborhood. The home features double balconies, bright interiors, and a functional indoor-outdoor layout with expansive covered terraces. The kitchen includes an island, Sub-Zero refrigerator, wine cooler, double ovens, and two dishwashers. The primary suite offers a private terrace, oversized walk-in closet with safe, and dual bathrooms with sauna. The spacious backyard includes a pool and generous green space. Additional features include maid’s quarters and construction that meets hurricane code requirements. Ideally located near beaches, parks, and top-rated schools.

Property Details

Price:
$25,000
MLS #:
A12063110
Status:
Active
Beds:
5
Baths:
5.5
Type:
Rental
Subtype:
Single Family Residence
Subdivision:
BISCAYNE KEY ESTATES
Neighborhood:
biscaynekeyestates
Listed Date:
Aug 3, 2026
Finished Sq Ft:
5,421
Year Built:
2001
PoolBiscayne Key EstatesBiscaynekeyestatesBiscayne Key EstatesKeybiscaynePonce De LeonCoral GablesOther

Ask a Question

See this Listing

Send
  

Schools

Elementary School:
Keybiscayne
Middle School:
Ponce De Leon
High School:
Coral Gables

Interior

Appliances
Dishwasher, Disposal, Dryer, Electric Water Heater, Gas Range, Ice Maker, Refrigerator
Bathrooms
5 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Marble, Tile, Wood
Heating
Central
Interior Features
First Floor Entry, Bar, Closet Cabinetry, Cooking Island, Entrance Foyer, Walk-In Closet(s), Family Room, Great Room, Storage

Exterior

Attached Garage YN
1
Community Features
Beach Club Member Available
Construction Materials
Elevated Construction, Piling Construction
Covered Spaces
1
Direction Faces
Northwest
Exterior Features
Lighting, Open Balcony
Garage Spaces
1
Lot Features
1/4 To Less Than 1/2 Acre Lot
Patio And Porch Features
Open Balcony, Open Porch, Patio
Roof
Aluminum
View
Other
Window Features
Hurricane Shutters, Impact Glass, Plantation Shutters

Financial

Map

Community

Subdivisions in Key Biscayne

Market Summary

Current real estate data for Rental in Key Biscayne as of Sep 17, 2026
44
Rental Listed
166
Avg DOM
2,779
Avg $ / SqFt
$14,358,205
Avg List Price

Property Summary

    Located in the BISCAYNE KEY ESTATES subdivision, 685 Harbor Ln Key Biscayne FL is a Rental for sale in Key Biscayne, FL, 33149. It is listed for $25,000 To schedule a showing of MLS#a12063110 at 685 Harbor Ln in Key Biscayne, FL, contact your Julien Drieu agent at 7862380927.

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