520 S Mashta Dr
Single Family Home
520 S Mashta Dr
$19,900,000
520 S Mashta Dr, Key Biscayne, FL, 33149

Single Family Home
520 S Mashta Dr
$19,900,000
520 S Mashta Dr, Key Biscayne, FL, 33149

Take a closer look
HOA: request current costs · Last reported tax: $201,741/yr
Estimate monthly payment, including HOA and taxes
Monthly Payment
$132,571/mo
$3,980,000 down
Principal & interest is exact for these inputs. Tax and HOA come from the listing; rate, insurance are editable estimates. Not a loan offer.
Overview
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.
Property Details
- Property Type
- Residential
- Subtype
- Single Family Residence
- Year Built
- 1961
- Status
- Active
- MLS #
- A12071221
- Living Area
- 3,085 sq ft
- $/Sq Ft (Living)
- $6,451
- Lot Size
- 22,140 sq ft
- $/Sq Ft (Lot)
- $899
- Annual Taxes
- $201,741
- Days on Market
- 14
- Property Type
- Residential
- Subtype
- Single Family Residence
- Year Built
- 1961
- Status
- Active
- MLS #
- A12071221
- Living Area
- 3,085 sq ft
- $/Sq Ft (Living)
- $6,451
- Lot Size
- 22,140 sq ft
- $/Sq Ft (Lot)
- $899
- Annual Taxes
- $201,741
- Days on Market
- 14
Notable Features
Location Scores
Location
520 S Mashta Dr, Key Biscayne, FL, 33149