
$16,800,000
640 S Mashta Dr, Key Biscayne FL 33149, MASHTA ISLAND, Key Biscayne
Overview
4 bd · 4 ba · 3,620 sq ft
Welcome to your own slice of paradise! Enjoy breathtaking sunsets from your private dock on this waterfront property boasting 100 feet of direct Biscayne Bay frontage. Ideally located on Mashta Island. Set on a 15,000 SF lot, the home features 5 beds, 5 baths, including 2 bayfront primary suites with stunning views, impact windows and doors throughout. The open-concept layout flows seamlessly from the living and dining areas to the modern kitchen and out to the pool and entertainment patio, with floor-to-ceiling glass doors that open to blend indoor and outdoor living. Tranquil guest suite upstairs offering privacy and views. It also features an oversized 2-car garage, covered parking, and a spacious driveway for guests. Perfect to move in, renovate, or build your dream waterfront estate
Amenities & features
Interior
- First Floor Entry
- Entrance Foyer
- Pantry
- Split Bedroom
- Vaulted Ceiling(s)
- Walk-In Closet(s)
- Garage Converted
Pool
- In Ground
Waterfront
- Ocean Access
- Ocean Front
Views
- Bay
- Garden
Appliances
- Dishwasher
Parking
- Driveway
- Guest
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Property data on this website comes in part from the Southeast Florida Multiple Listing Service of MIAMI Association of REALTORS®. Listings held by brokerages other than VIM Realty Group LLC are identified by the listing brokerage or IDX mark. The information is for consumers’ personal, non-commercial use to identify properties of interest. It is considered reliable but is not guaranteed. All measurements, including square footage, are approximate and should be verified independently. © 2026 MIAMI Association of REALTORS®. Equal Housing Opportunity.
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