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  3. 551 S Mashta Dr Key Biscayne, FL - 33149-1732
  • MLS® #: A11776724
  • 551 S Mashta Dr
  • Key Biscayne, FL 33149-1732
  • $5,495,000
  • 6 Beds, 5 Bath, 3,245 SqFt
  • Residential

Your tropical private retreat on exclusive Mashta Island. This 6 bed / 5 bath, 3,245 SF Mediterranean villa sits on a spacious 10,000 SF lot with lush landscaping, a resort-style pool, and a private cabana guest suite. Interiors with soaring 10-foot ceilings flow seamlessly to the outdoors, perfect for entertaining and relaxed island living. Intentionally designed with two primary suites (first floor and second floor) enhancing comfort and privacy. The chef’s kitchen features a gas stove, cooking island, and SubZero refrigerator. Enjoy private balconies, a circular driveway, an attached 2-car garage with laundry, covered porches, and generous storage. Key Biscayne offers the ultimate family lifestyle with world-class amenities and a true sense of community.

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Essential Information

  • MLS® #A11776724
  • Price$5,495,000
  • CAD Dollar$7,467,980
  • UK Pound£4,050,865
  • Euro€4,757,780
  • Bedrooms6
  • Bathrooms5.00
  • Full Baths5
  • Square Footage3,245
  • Year Built1961
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StatusActive Under Contract

Style

Detached, Two Story, Mediterranean

Community Information

  • Address551 S Mashta Dr
  • Area52
  • SubdivisionMASHTA ISLAND A REPLAT OF
  • CityKey Biscayne
  • CountyMiami-Dade
  • StateFL
  • Zip Code33149-1732

Amenities

  • UtilitiesCable Available
  • # of Garages2
  • GaragesGarage Door Opener
  • ViewGarden
  • Pets AllowedNoPetRestrictions,Yes

Features

Beach, Club Membership Available

Parking

Attached, Covered, Driveway, Garage, Guest

Interior

  • InteriorMarble
  • HeatingCentral
  • CoolingCentral Air
  • FireplaceYes
  • # of Stories2
  • StoriesTwo

Appliances

Dryer, Dishwasher, Disposal, Gas Range, Refrigerator, Washer

Exterior

  • RoofBarrel
  • ConstructionBlock

Exterior Features

Balcony, Fence, Lighting, Patio

Windows

Blinds, Impact Glass, Skylight(s)

  • Office: One Sotheby's International Re

Property Location

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551 S Mashta Dr on www.jupiteroceanfrontcondos.us

Offered at the current list price of $5,495,000, this home for sale at 551 S Mashta Dr features 6 bedrooms and 5 bathrooms. This real estate listing is located in MASHTA ISLAND A REPLAT OF of Key Biscayne, FL 33149-1732 and is approximately 3,245 square feet. 551 S Mashta Dr is listed under the MLS ID of A11776724 and has been on the Key Biscayne real estate market for 55 days.

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The data relating to real estate on this web site comes in part from the Internet Data Exchange program of the MLS of the REALTOR® Association of Greater Miami and the Beaches, and is updated as of June 16th, 2025 at 1:01am CDT (date/time).

All information is deemed reliable but not guaranteed by the MLS and should be independently verified. All properties are subject to prior sale, change, or withdrawal. Neither listing broker(s) nor Waterfront Properties and Club Communities shall be responsible for any typographical errors, misinformation, or misprints, and shall be held totally harmless from any damages arising from reliance upon these data. © 2025 MLS of RAMB.

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