Basic Information

  • Type Single Family Home
  • Subdivision/Complex Mashta Island
  • Year Built 1968
  • Total Sqft 15,000
  • Date Listed 10/16/2025
  • Days on Market 35
Description

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.

Exterior Features

  • Waterfront Yes
  • Parking Spaces 2
  • Pool Yes
  • WF Description Bayfront, Ocean Front
  • Parking Description Circular Driveway, Covered, Driveway
  • Exterior Features Security High Impact Doors

Interior Features

  • Adjusted Sqft 3,620Sq.Ft
  • Interior Features Built In Features, Bedroom On Main Level, First Floor Entry
  • Sqft 3,620 Sq.Ft

Property Features

  • Aprox. Lot Size 15,000
  • Furnished Info No
  • Lot Description Less Than Quarter Acre
  • Short Sale Regular Sale
  • HOA Fees N/A
  • Subdivision Complex
  • Subdivision Info Mashta Island
  • Tax Amount $81,859
  • Tax Year 2024

640 S Mashta Dr

Key Biscayne, FL 33149

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