by Global Lifestyle Properties

Check Availability
$6,950,000
● House - For Sale

685 Harbor Ln

Key Biscayne, FL 33149
bedrooms
5 Beds
bathrooms
5 Baths, 1 Half Bath
square feet
5,421 Ft²
$37,487
Est. Monthly

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.
Unit Size
5,421 Ft²
Days on Market
183 days
Land Size
0.21 acres
Price per sqft
$1,282
Property Type
House
Property Taxes
$3,361
HOA Dues
-
Year Built
2001

Listed By

Marisela Gonzalez Servat
Avanti Way Realty LLC

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Last updated: 2 months ago (Miami MLS #A11997896)

Price History

Date / Event Date Event Price
Apr 16, 2026 Listed by Avanti Way Realty LLC $6,950,000
Listed by Avanti Way Realty LLC
Jun 6, 2019 Sold
Sold

Property Highlights

Garage
Air Conditioning
Parking Details
Has Garage
Attached Garage
Has Open Parking
Parking Features: Driveway
Garage Spaces: 1
Interior Details
Half Bathrooms: 1
Full Bathrooms: 5
Interior Features: Bar, Entrance Foyer, Walk-In Closet(s), Storage, First Floor Entry, Closet Cabinetry, Cooking Island, Family Room, Great Room
Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Ice Maker, Gas Range, Refrigerator
Flooring Type: Marble, Tile, Wood
Door Features: High Impact Doors
Exterior Details
Square Footage: 5421
Property Condition: Piling Construction
Architectural Style: Attached, Two Story
Year Built: 2001
Building Name: BISCAYNE KEY ESTATES
Building Area Total: 6971
Building Area Units: Square Feet
Window Features: Plantation Shutters, Hurricane Shutters, Impact Glass
Construction Materials: Elevated Construction, Piling Construction
Patio and Porch Features: Porch, Patio, Open Balcony
Pool Features: In Ground
Lot Features: 1/4 To Less Than 1/2 Acre Lot
Lot Size Area: 9000
Lot Size Units: Square Feet
Lot Size Acres: 0.207
Lot Size Square Feet: 9000
Water Source: Municipal Water
Financial Details
Tax Annual Amount: $40,335
Utilities Details
Cooling Type: Central Air
Heating Type: Central
Sewer : Public Sewer

Building Info

Overview

    General

  • Year Built: 2001
  • Effective Year Built: 2001
  • Building Count: 1
  • Bedroom Count: 5
  • Bathroom Count: 6
  • Full Bathrooms: 6
  • Partial Bathrooms: 6
  • Building Condition: 0
  • Building Quality: 1
  • Construction Type: 4
  • Building Style: 0
  • Exterior Walls Type: 23
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Floor Count: 200
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 0
  • Parking Space Count: 0
  • Patio Type: 8
  • Porch Type: 0
  • Pool Type: 8

    Dimensions

  • Lot Size Square Feet: 9,000
  • Lot Size Depth Feet: 1,000
  • Lot Size Frontage Feet: 900
  • Total Building Area: 6,971
  • Gross Building Area: 6,971
  • Building Area: 5,421
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 0
  • Heated Square Feet: 5,421
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: BISCAYNE KEY ESTS
  • Land Acres: 0000000207
  • Standard Land Use Code: 1001
  • County Land Use Code: 0101
  • State Land Use Code: 001
  • Legal Description 1: 5 & 6 55 42 BISCAYNE KEY ESTS PB 50-61 LOT 23 BLK 9 LOT SIZE 9000 SQ FT OR 14097-1199 0489 1

Neighborhood

  • School District Name: Dade County School District
  • School Tax School District: KEY BISCAYNE
  • Census Tract: 004602

Zoning

  • Zoning: 0100

Geography

  • Assessors Map Reference: 325
  • District: 24
  • Parcel: 24-5205-001-1330
  • Block: 9
  • Lot: 23
  • Meridian: SEC 05 TWN 55S RNG 42E
  • Municipality: KEY BISCAYNE
  • Latitude: 25.6883
  • Longitude: -80.1712

    Address

  • Full Address: 685 Harbor Ln
  • Address - House Number: 685
  • Address - Street Name: Harbor
  • Address - Suffix Type: Ln
  • State: FL
  • City Name: Key Biscayne
  • Carrier Code: C077
  • 4-Digit Zip Code: 1713
  • Zip Code: 33149

Valuation

    Tax

  • Total Area: 5,644
  • Tax Year: 2023
  • Tax Amount: $3,889,788
  • Tax Rate Code Area: 2400

    Appraisal Valuation

  • Standard Deviation: 0.1815
  • Valuation Date: Apr 03, 2024
  • Confidence Score: 76
  • Final Value: 4,620,035
  • High Value: 5,458,753
  • Low Value: 3,781,317

    Market Valuation

  • Market Total Value: $3,322,466
  • Market Land Value: $2,070,000
  • Market Improvement Value: $1,252,466

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $2,385,349

    Exemptions

  • Homeowner Exemption: Yes

    Sales

  • Current Sale Contract Date: May 29, 2019
  • Current Sale Recording Date: Jun 06, 2019
  • Current Sale Price:
  • Current Sale Document Type: 71
  • Current Sale Input Document Number: 2019R0352000

    Financing

  • First Mortgage Financing Type: ADJ
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Key Biscayne


Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 200 Galen Drive, Key Biscayne, FL, 33149

$3,800 /mo

  • 1 Bed
  • 1 Bath
  • 690 ft²
200 Galen Drive #308, Key Biscayne, FL, 33149 Listing by Cliff Glansen


Frequently Asked Questions

When was property at 685 Harbor Lane built and last sold?
The property at 685 Harbor Lane was built in 2001 and last sold on May 29, 2019 for $3,100,000.
How much is this home worth?
The estimated value of the home located at 685 Harbor Lane is $7,019,500.
What are some comparable homes to 685 Harbor Lane?
There are currently no comparable homes to 685 Harbor Lane.