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$6,950,0005 Beds6 Baths5,421 Sq. Ft.$1,282 / sq. ft.

685 Harbor Ln, Key Biscayne FL 33149

Key Biscayne, FL 33149 · BISCAYNE KEY ESTATES

Status
Active
Type
Single Family Residence
Year Built
2001
Days on Market
51
Lot Size
9,000 sqft
MLS #
A11997896
County
Miami-Dade County

Description of 685 Harbor Ln, Key Biscayne FL 33149

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, this is a rare opportunity to own a well-designed home on one of Key Biscayne’s most desirable streets.

Property Details for 685 Harbor Ln, Key Biscayne FL 33149

Bathrooms Full
5
Bathrooms Half
1
Interior Features
First Floor Entry, Bar, Closet Cabinetry, Cooking Island, Entrance Foyer, Walk-In Closet(s), Family Room, Great Room, Storage
Appliances
Dishwasher, Disposal, Dryer, Electric Water Heater, Ice Maker, Gas Range, Refrigerator
Flooring
Marble, Tile, Wood
Heating
Central
Cooling
Central Air
Architectural Style
Attached, Two Story
Garage Spaces
1
Attached Garage
Yes
Parking Features
Driveway
Pool Features
In Ground
Pool Private
No
Year Built Details
Resale
Property Condition
Piling Construction
Direction Faces
Northwest

Building Information for 685 Harbor Ln, Key Biscayne FL 33149

Building Name
BISCAYNE KEY ESTATES
Building Area Total
6971
Building Area Units
Square Feet
Association
No

Property Information for 685 Harbor Ln, Key Biscayne FL 33149

Lot Features
1/4 To Less Than 1/2 Acre Lot
Lot Size Square Feet
9,000
Waterfront
No
View
Other
Construction Materials
Elevated Construction, Piling Construction
Roof
Aluminum
Exterior Features
Lighting, Open Balcony
Sewer
Public Sewer
Water Source
Municipal Water
New Construction
No

Public Records for 685 Harbor Ln, Key Biscayne FL 33149

Parcel Number
24-52-05-001-1330
Tax Annual Amount
$40,335
Tax Year
2,025
Tax Legal Description
5 & 6 55 42 BISCAYNE KEY ESTS PB 50-61 LOT 23 BLK 9 LOT SIZE 9000 SQ FT OR 14097-1199 0489 1
Zoning
0100
County Or Parish
Miami-Dade County

Schools Near 685 Harbor Ln, Key Biscayne FL 33149

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

School assignments are provided by the listing and should be independently verified.

Location

685 Harbor Ln, Key Biscayne FL 33149 · More homes in Key Biscayne

Courtesy of Avanti Way Realty LLC

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More information about 685 Harbor Ln, Key Biscayne FL 33149

685 Harbor Ln is a single family home for sale in Key Biscayne, FL 33149. This property was listed for sale on April 16, 2026 by Avanti Way Realty LLC, it's currently listed at $6,950,000. This listing's school district is Miami-Dade County Public Schools. Nearby schools include Keybiscayne, Ponce De Leon and Coral Gables. 685 Harbor Ln is a 5-bed, 6-bath, 5,421 sqft single family home built in 2001.