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520 S Mashta Dr, Key Biscayne FL 33149

Residential

520 Mashta Dr

Key Biscayne, FL 33149

ML#:A12071221
List Price:$19,900,000
Status:Active
Days on Market:14
Listing Brkr:Coldwell Banker Realty
Subdivision:MASHTA ISLAND A REPLAT OF
Bedrooms:5
Baths:4
SqFt (Liv):3,085
Lot Size:22140 sqft
Year Built:1961
Stories:—

General Information

Type Property:Residential
Style:Single Family Residence
Pool:—
Garage Spaces:2
Parking:—

Location Information

County:Miami-Dade County
Zip:33149
Subdivision:MASHTA ISLAND A REPLAT OF
Latitude:25.683344
Longitude:-80.172765

Rooms

Total Rooms:0
Bedrooms:5
Full Baths:4
Half Baths:0

Additional Features

Interior:First Floor Entry, Split Bedroom, Family Room
Appliances:Other Equipment/Appliances
Flooring:Tile
View:Bay, Direct Ocean
Heating:Central
Cooling:Central Air
Construction:Concrete Block Construction
Waterfront:Yes
Community:Other Subdivision - See Remarks

Financial Information

Annual Taxes (2026):$201,741
Days on Market:14

Remarks

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.

Listing Agent

Maureen Jauregui

Coldwell Banker Realty

IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. The listing broker's offer of compensation is made only to participants of the MLS where the listing is filed.

Prepared by Rangely Adames · Sunland Group · Licensed FL Real Estate Sales Associate · rangelyadames.com · (954) 833-0020

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