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685 Harbor Ln, Key Biscayne, FL 33149

$6,950,000
  • 685 Harbor Ln, Key Biscayne, FL 33149 Main Photo

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BEDS5 BATHS5 full 1 partial SQUARE FEET5,421 MLS#A11997896
STATUSActive PROPERTY TYPEResidential - Single Family SUBDIVISIONBISCAYNE KEY ESTATES

Property Description

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 Biscaynes most desirable streets.

685 Harbor Ln | MLS# A11997896

This single family home located at 685 Harbor Ln, Key Biscayne, FL 33149 is currently listed for sale with an asking price of $6,950,000. This property was built in 2001 and has 5 bedrooms and 5 full and 1 partial baths with 5421 sq. ft. Harbor Ln is located in the BISCAYNE KEY ESTATES subdivision. Search BISCAYNE KEY ESTATES real estate on shernandez.realty100.com today.

Property Features

Property Type: Residential - Single Family
Cooling: Central Air
Garage: 1 car attached
Heating: Central
Home Style: Attached, Two Story
Lot Size: 0.21 Acres
Roof Type: Aluminum
Taxes: $40,335
Year Built: 2001

Amenities

First Floor Entry
Bar
Closet Cabinetry
Cooking Island
Entrance Foyer
Walk-In Closet(s)
Family Room
Great Room
Storage
Lighting
Open Balcony

Feature Descriptions

Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Ice Maker, Gas Range, Refrigerator
Community Features: Beach Club Member Available
Crops Included Y/N: No
Days on Site: 166
Door Features: High Impact Doors
Exterior: Elevated Construction, Piling Construction
Flooring: Marble, Tile, Wood
Home Warranty Y/N: No
Lease Considered Y/N: No
Listing Terms: All Cash, Conventional
Lot: 1/4 To Less Than 1/2 Acre Lot
Parcel#: 24-52-05-001-1330
Parking: Driveway
Parking Notes: Driveway
Patio/Porch: Open Balcony, Open Porch, Patio
Pool: In Ground
Property Attached Y/N: No
Property Sub-Type: Single Family Residence
Sewer: Public Sewer
Special View Info: Other
Water: Municipal Water
Window: Hurricane Shutters, Impact Glass, Plantation Shutters

Local Schools

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

Listed By / Shown By

Listed By

Agency Name: Avanti Way Realty LLC
Agency Phone: 305-229-1146

Shown By

Agent Name: Santiago Hernandez
Agent Phone: Cell: (954) 663-7351
Agency Title: Realty 100

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Estimated Payment

$ 20,856.02 per month $15,467.69 Principal & Interest $3,361.25 Property Tax $2,027.08 Homeowner's Insurance

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 09/29/2026. The listing information on this page last changed on 09/29/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Tue 09/29/2026 1:26:02 AM EST) or Miami MLS (last updated Tue 09/29/2026 12:28:37 AM EST) or Stellar MLS (last updated Tue 09/29/2026 1:09:46 AM EST) or Beaches MLS (last updated Mon 09/28/2026 5:19:06 PM EST). Real estate listings held by brokerage firms other than Realty 100 may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.
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