Seize the rare chance to create your dream estate on one of the largest lots in Key Biscayne’s prestigious Mashta Island community. This 22,140-square-foot property features 138 ft of pristine water frontage, offering breathtaking open-water views—an ideal

520 SOUTH MASHTA DR, Key Biscayne

$18,900,000 USD 5 4
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      Address520 SOUTH MASHTA DR, Key Biscayne
      Building NameMASHTA ISLAND A REPLAT OF
      Type of PropertySingle Family Residence
      Property StyleHouse
      Price$18,900,000
      Previous Price$20,000,000 (22 days ago)
      Property StatusActive
      MLS NumberA11684094
      Bedrooms Number5
      Full Bathrooms Number4
      Living Area3085
      Lot Size22140
      Year Built1961
      Garage Spaces Number2
      Folio Number24-52-05-009-0170
      Zoning Information2001
      Days on Market232

      Detailed Description: Seize the rare chance to create your dream estate on one of the largest lots in Key Biscayne’s prestigious Mashta Island community. This 22,140-square-foot property features 138 ft of pristine water frontage, offering breathtaking open-water views—an ideal backdrop for a grand residence. Collaborate with the renowned Corazzini and Associates, known for their award-winning designs that merge elegance with functionality. Enjoy spectacular sunsets visible throughout your home, perfect for relaxation and entertaining. Included are fully approved plans and permits for a stunning 8-bedroom, 8.5-bath, 10,000-square-foot estate, ensuring a seamless start to your vision. Don’t miss this once-in-a-lifetime opportunity to establish a legacy in one of South Florida’s most prestigious enclaves.

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      Pets Allowed

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      Address Information
      StateFlorida
      CityKey Biscayne
      CountyMiami-Dade County
      Zip Code33149
      Address520 SOUTH MASHTA DR
      Section5
      Zip Code (4 Digits)1733
      Financial Information
      Price$18,900,000
      Price per Foot$0
      Previous Price$20,000,000
      Folio Number24-52-05-009-0170
      Tax Amount$179,582
      Tax Year2023
      Full Descriptions
      Detailed DescriptionSeize the rare chance to create your dream estate on one of the largest lots in Key Biscayne’s prestigious Mashta Island community. This 22,140-square-foot property features 138 ft of pristine water frontage, offering breathtaking open-water views—an ideal backdrop for a grand residence. Collaborate with the renowned Corazzini and Associates, known for their award-winning designs that merge elegance with functionality. Enjoy spectacular sunsets visible throughout your home, perfect for relaxation and entertaining. Included are fully approved plans and permits for a stunning 8-bedroom, 8.5-bath, 10,000-square-foot estate, ensuring a seamless start to your vision. Don’t miss this once-in-a-lifetime opportunity to establish a legacy in one of South Florida’s most prestigious enclaves.
      Property ViewBay, Direct Ocean
      Water AccessOther
      Waterfront DescriptionOcean Access, Seawall
      Design DescriptionAttached, One Story
      Roof DescriptionBarrel Roof, Curved / S-Tile Roof
      Floor DescriptionTile
      Interior FeaturesFirst Floor Entry, Split Bedroom, Family Room
      Equipment AppliancesOther Equipment / Appliances
      Pool DescriptionIn Ground
      Cooling DescriptionCentral Air
      Heating DescriptionCentral
      Water DescriptionMunicipal Water
      Sewer DescriptionPublic Sewer
      Parking DescriptionDriveway
      Pet RestrictionsYes
      Property parameters
      Bedrooms Number5
      Full Baths Number4
      Living Area3085
      Lot Size22140
      Zoning Information2001
      Year Built1961
      Type of PropertySingle Family Residence
      StyleHouse
      Building NameMASHTA ISLAND A REPLAT OF
      Development NameMASHTA ISLAND A REPLAT OF
      Construction TypeConcrete Block Construction
      Street DirectionSouth
      Garage Spaces Number2
      Listed withDouglas Elliman