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MLS:A12071221

520 Mashta Dr, Key Biscayne, FL 33149

Priced at: $19,900,000
Bedrooms:
5
Bathrooms (Full):
4
Bathrooms (Half):
0
Living Area SqFt:
3,085 Sq Ft
Lot SqFt:
22,140 Sq Ft
Year Built:
1961
Seize a rare opportunity to create a landmark waterfront estate on one of the largest residential lots in Key Biscayne’s exclusive Mashta Island enclave. Spanning an extraordinary 22,140 square feet, this exceptional property offers 138 feet of pristine water frontage and sweeping open water views, providing an unparalleled setting for a world class residence. Plans by renowned architect, Pablo Corazzini of Vitalini Corazzini Architects, are available to the buyer, offering a thoughtfully conceived vision that takes full advantage of the property’s remarkable scale, premier waterfront setting, and spectacular sunsets. The proposed design creates an extraordinary canvas for sophisticated indoor-outdoor living and entertaining, should the buyer choose to pursue the concept. With its exceptional lot size, expansive water frontage, and coveted Mashta Island address, this is a truly irreplaceable opportunity to create a legacy estate in one of South Florida’s most prestigious waterfront communities.

Fees

Tax Year:
2026
Tax Amount:
$201,741

Features

Interior Features:
  • First Floor Entry
  • Split Bedroom
  • Family Room
Equipment/ Appliances:
  • Other Equipment/Appliances
Waterfront Description:
  • Ocean Access
  • Seawall
Parking:
  • Driveway
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MLS: A12071221
520 Mashta Dr, Key Biscayne, FL 33149
Price: $19,900,000
Listing courtesy of Coldwell Banker Realty

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Property information shown has been provided from various sources, which can include the seller and/or public records. It is believed reliable but not guaranteed and should not be relied upon without independent verification.

Information provided is thought to be reliable but is not guaranteed to be accurate; you are advised to verify facts that are important to you. No warranties, expressed or implied, are provided for the data herein, or for their use or interpretation by the user. All dimensions are estimates only and may not be exact measurements. Square Footages are approximate. Floor plans and development plans are subject to change. The sketches, renderings, graphic materials, plans, specifics, terms, conditions and statements are proposed only, and the developer, the management company, the owners and other affiliates reserve the right to modify, revise or withdraw any or all of same in their sole discretion and without prior notice. All pricing and availability is subject to change. The information is to be used as a point of reference and not a binding agreement.

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