A12071221, Home in Key Biscayne for sale
520 S Mashta Dr, Key Biscayne, FL, 33149
- 5 Beds
- 4 Baths
- 3,085 ft2 (287m2)
Property Description
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
A12071221, Home in Key Biscayne for Sale
- Listed on:Aug 17, 2026
- Days on Market:47
- Taxes:$201,741 per year
- Year built:
- Occupancy:n\a
- Tax Year:2026
Parking
-
Garage Spaces
2
-
Open Parking
Yes
-
Covered Spaces
2
-
Parking Features
Driveway
-
Attached Garage
No
Interior
-
Flooring
Tile
-
Appliances
Other Equipment/Appliances
-
Cooling
Central Air
-
Heating
Central
-
Interior Features
First Floor Entry, Split Bedroom, Family Room
Exterior
-
View
Bay, Direct Ocean
-
Architectural Style
Attached, One Story
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Construction Materials
Concrete Block Construction
-
Exterior Features
n\a
-
Patio And Porch Features
n\a
-
Direction Faces
East
-
Waterfront Features
Ocean Access, Seawall
-
Pool Features
In Ground
-
Roof
Barrel Roof, Curved/S-Tile Roof
Community
-
Subdivision Name
MASHTA ISLAND A REPLAT OF
-
Typeof Association
n\a
-
Community Features
Other Subdivision - See Remarks
LOT
-
Lot Features
1/2 To Less Than 3/4 Acre Lot
-
Lot Size Square Feet
22,140
-
Lot Size Units
Square Feet
-
Other Structures
n\a
| Crypto | Price | 24 hours (%) | 7 days (%) | Rate (USD) | |
|---|---|---|---|---|---|
Bitcoin |
BTC | 235.06 | 0.86 | 0.32 | 84,659.18 |
Ethereum |
ETH | 7420.72 | 1.28 | 0.55 | 2,681.68 |
Solana |
SOL | 166736.49 | 0.81 | 1.04 | 119.35 |
Tether |
USDT | 19900000 | 0.06 | 0.03 | 1.00 |
XRP |
XRP | 13355704.7 | 0.67 | 1.97 | 1.49 |
We Accept Crypto For Payments
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Principan and interest
$9,560
-
Property Taxes
$16,812
-
Homeowners insurance
n/a
-
HOA Dues
n/a
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Contact Agent
305 751-1000