685 Harbor Lane, Key Biscayne, FL 33149

• 5 beds |
• 6 baths |
• 5,421 sqft

Property Description

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.

Listing Status:

Active

Date Added:

April 16, 2026

Data Last Updated:

July 27, 2026 at 2:19AM

Listing Office:

Avanti Way Realty LLC : 305-229-1146

Listing Agent:

Marisela C Gonzalez Servat : 786-663-2842

MLS ID:

A11997896

Interior

• General: Closet CabinetryEntrance FoyerKitchen IslandMain Level PrimaryMultiple En Suite BathroomsStorageUpper Level PrimaryBarWalk-In Closet(s)
• Appliances: DryerDishwasherElectric Water HeaterDisposalGas RangeIce MakerRefrigerator
• Flooring: MarbleTileWood
• A/C: Central Air
• Heating: Central

Exterior

• General: BalconyLightingOutdoor Living Area
• Other Structures: PorchBalconyPatioOpen
• Pool: In Ground
• Parking: AttachedDrivewayGarage

Construction

• Roofing: Aluminum
• Windows: Plantation Shutters
• General: 2Pillar/Post/Pier

Location

• HOA Amenities: Beach Rights
• Originating MLS: BEACH_MIAMI
• County: Miami-Dade

Lot

• Zoning: 01005 & 6 55 42 BISCAYNE KEY ESTS PB 50-61 LOT 23 BLK 9 LOT SIZE 9000 SQ FT OR 14097-1199 0489 12452050011330
• View: OtherView

Utilities

• Water: Public
• Sewer: Public Sewer

Financial

• Source: BEACH_MIAMI