Waterfront. Located on Mashta Island and island within an island in Key Biscayne. The minute you walk into the house the most breathtaking Biscayne Bay views welcomes you. Breathtaking sunsets. Oversized Lot: 18,300-sq. Ft. 2 story home with excellent floor

510 SOUTH MASHTA DR, Key Biscayne

$19,000,000 USD 5 6.5
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Address510 SOUTH MASHTA DR, Key Biscayne
Building NameMASHTA ISLAND A REPLAT OF
Type of PropertySingle Family Residence
Property StyleHouse
Price$19,000,000
Sold on8th July, 2025
Sold Price$18,921,250
Property StatusClosed
MLS NumberA11782312
Bedrooms Number5
Full Bathrooms Number6
Half Bathrooms Number1
Living Area5226
Lot Size18300
Year Built1981
Garage Spaces Number2
Folio Number24-52-05-009-0190
Zoning Information2001
Days on Market97

Detailed Description: Waterfront. Located on Mashta Island and island within an island in Key Biscayne. The minute you walk into the house the most breathtaking Biscayne Bay views welcomes you. Breathtaking sunsets. Oversized Lot: 18,300-sq. Ft. 2 story home with excellent floor plan, Large living room area w / double height ceilings, family room adjacent to Kitchen area. Large dining area w / direct water views and access to pool area. 2nd floor: Master suite and 3 additional bedrooms en suite Master suite w / balcony and large walk in closet. 1st floor Guest suite. Water views from every room, dining and reception area. Gazebo by the water. Open kitchen. Staff area. Powder room. Oversized pool w / Cabana room and cabana bath. Double access (service access and main access) Lush garden offers total privacy. Enclosed two car garage.

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Address Information
StateFlorida
CityKey Biscayne
CountyMiami-Dade County
Zip Code33149
Address510 SOUTH MASHTA DR
Section5
Zip Code (4 Digits)1733
Financial Information
Price$19,000,000
Price per Foot$0
Sold on8th July, 2025
Sold Price$18,921,250
Folio Number24-52-05-009-0190
Tax Amount$172,413
Tax Year2024
Terms of SaleConventional
Type of ContingenciesOther
Full Descriptions
Detailed DescriptionWaterfront. Located on Mashta Island and island within an island in Key Biscayne. The minute you walk into the house the most breathtaking Biscayne Bay views welcomes you. Breathtaking sunsets. Oversized Lot: 18,300-sq. Ft. 2 story home with excellent floor plan, Large living room area w / double height ceilings, family room adjacent to Kitchen area. Large dining area w / direct water views and access to pool area. 2nd floor: Master suite and 3 additional bedrooms en suite Master suite w / balcony and large walk in closet. 1st floor Guest suite. Water views from every room, dining and reception area. Gazebo by the water. Open kitchen. Staff area. Powder room. Oversized pool w / Cabana room and cabana bath. Double access (service access and main access) Lush garden offers total privacy. Enclosed two car garage.
Property ViewBay, Garden
Water AccessDock Available, Private Dock
Waterfront DescriptionOcean Access, Ocean Front
Design DescriptionAttached, Two Story
Roof DescriptionBarrel Roof
Floor DescriptionMarble, Wood
Interior FeaturesFirst Floor Entry, Built-in Features, Closet Cabinetry, Split Bedroom, Volume Ceilings, Den / Library / Offic
Furnished InformationUnfurnished
Equipment AppliancesDishwasher, Refrigerator
Pool DescriptionIn Ground
Cooling DescriptionCentral Air, Electric
Heating DescriptionCentral, Electric
Water DescriptionMunicipal Water
Sewer DescriptionPublic Sewer
Parking DescriptionAdditional Spaces Available, Circular Driveway, Driveway
Pet RestrictionsRestrictions Or Possible Restrictions
Property parameters
Bedrooms Number5
Full Baths Number6
Half Baths Number1
Living Area5226
Lot Size18300
Zoning Information2001
Year Built1981
Type of PropertySingle Family Residence
StyleHouse
Building NameMASHTA ISLAND A REPLAT OF
Development NameMASHTA ISLAND A REPLAT OF
Construction TypeCBS Construction
Street DirectionSouth
Garage Spaces Number2
Listed withDLS International Realty