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685 Harbor Lane, Key Biscayne, FL - photo 1

$6,950,000

685 Harbor Lane

Key Biscayne, FL 33149

Estimated payment $41,700/month

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5Beds
6Baths
5,421Sq Ft
$1282Price/Sq Ft

Preferred partner

Kinsfolk Realty

Kinsfolk Signature Realty

Powered by Hometrino

(813) 602-0498

Highlights

No HOA
Private Pool
Garage
Built in 2001
9,148 sqft Lot

About This Home

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.

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Facts & features

Bedrooms & bathrooms

  • •Bedrooms:5
  • •Bathrooms:6
  • •Full bathrooms:0

Heating

  • •Has Heating:Yes

Interior area

  • •Total structure area:5,421 sqft
  • •Total interior livable area:5,421 sqft

Parking

  • •Parking features:N/A
  • •Garage spaces:0
  • •Has attached garage:No

Lot

  • •Size:9,148 sqft

Details

  • •Parcel number:N/A

Type & style

  • •Home type:Single Family Residence
  • •Property subtype:Residential

Materials

  • • N/A

Condition

  • •Year built:2001

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Price history

DateEventPrice
2026-10-14T00:00:00.000ZListed for sale$6,950,000$1282/sqft

Listing Agent

Marisela C Gonzalez Servat

Avanti Way Realty LLC

Brokerage Phone: 305-229-1146

Source: Beaches MLS · MLS #A11997896

Data Powered by Home Junction, Inc.

Nearby

Schools

KEY BISCAYNE K-8 CENTER

Elementary · 0.3 mi

Supermarkets

Winn-Dixie

0.4 mi

Key Biscayne Green Market

0.6 mi

NAHUEN Gourmet Market

0.7 mi

Dining

Cocina

0.1 mi

Tasters Lane

0.3 mi

Panna

0.4 mi

Parks

Harbor Park

0.2 mi

Hampton Park

0.5 mi

Paradise Park

0.5 mi

Beaches

Crandon Park Beach

1.0 mi

Crandon Beach

1.8 mi

Hobie Island Beach Park

3.9 mi

Nearby amenity locations include data © OpenStreetMap contributors.