For Sale

Listed by Marisela Gonzalez Servat and Alejandra Stalder from Avanti Way Realty LLC

Source: MIAMI Association of REALTORS® #A11997896

685 Harbor Ln, Key Biscayne, FL, 33149

$6,950,000

5
6
1
6971 sq. ft.
9000 sq. ft.

SingleFam

•

30+ days on the market

What's around 685 Harbor Ln

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.

Looking for more information on 685 Harbor Ln?

Explore comparables, sales history and growth for this property.
Learn more

Contact

Similar properties for sale nearby

For Sale
$5,600,000
755 Curtiswood Dr
Key Biscayne FL 33149
5
5
Single-Family
Listing courtesy of Scale Commercial Realty
For Sale
$5,990,000
501 Bay Ln
Key Biscayne FL 33149
5
5
2
Single-Family
Listing courtesy of One Sotheby's International Realty
For Sale
$18,500,000
520 South Mashta Drive
Key Biscayne FL 33149
5
4
2
Single-Family
Listing courtesy of Coldwell Banker Realty

Other properties for sale by Avanti Way Realty LLC

For Sale
$380,000
308/2600 Collins Avenue
Miami Beach FL 33140
2
2
1
Condo
Listing courtesy of Avanti Way Realty LLC
For Sale
$750,000
10217 NW 56th St
Doral FL 33178
3
3
1
Single-Family
Listing courtesy of Avanti Way Realty LLC
For Sale
$280,000
519/5563 Millennia Park Drive
Orlando FL 32811
1
2
2
Condo
Listing courtesy of Avanti Way Realty LLC

Browse properties sold in nearby areas

The Digital Millennium Copyright Act of 1998, 17 U.S.C. § 512 (the "DMCA") provides recourse for copyright owners who believe that material appearing on the Internet infringes their rights under MLS GRID IDX Rules Updated September 16, 2024 7 U.S. copyright law. If you believe in good faith that any content or material made available in connection with our website or services infringes your copyright, you (or your agent) may send us a notice requesting that the content or material be removed, or access to it blocked. Notices must be sent in writing by email to: dmca@ratemyagent.com

The DMCA requires that your notice of alleged copyright infringement include the following information: (1) description of the copyrighted work that is the subject of claimed infringement; (2) description of the alleged infringing content and information sufficient to permit us to locate the content; (3) contact information for you, including your address, telephone number and email address; (4) a statement by you that you have a good faith belief that the content in the manner complained of is not authorized by the copyright owner, or its agent, or by the operation of any law; (5) a statement by you, signed under penalty of perjury, that the information in the notification is accurate and that you have the authority to enforce the copyrights that are claimed to be infringed; and (6) a physical or electronic signature of the copyright owner or a person authorized to act on the copyright owner's behalf. Failure to include all of the above information may result in the delay of the processing of your complaint.

© 2026 RateMyAgent