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510 S Mashta Dr

Key Biscayne, FL 33149
  • $19,000,000
  • STATUS: Active
  • ON SITE: 15 Days
  • MLS #: A11782312
UPDATED: 40 min ago
$19,000,000
  • 5
    BEDS
  • 0.42
    ACRES
  • 6
    BATHS
  • 1
    1/2 BATHS
  • 5,226
    SQFT
  • $3,636
    $/SQFT
Type:
Single-Family Home
Built:
1981
County:

School Information

Elementary School:
Middle School:
High School:

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 & access to pool area. 2nd floor: Master suite & 3 additional bedrooms en suite Master suite w/balcony & large walk in closet .1st floor Guest suite.Water views from every room, dining & reception area.Gazebo by the water.Open kitchen. staff area.powder room.oversized pool w/Cabana room &cabana bath.Double access ( service access &main access) Lush garden offers total privacy . Enclosed two car garage.

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Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. The data relating to real estate for sale on this web site comes in part from the participating Associations/MLS’s in the Southeast Florida Regional Multiple Listing Service cooperative agreement, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. The information being provided is for consumers' 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. Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. Use of search facilities of data on the site, other than a consumer looking to purchase real estate, is prohibited. Data last updated 2025-04-27T08:52:00.807.
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510 S Mashta Dr Key Biscayne, FL 33149

  • Price: $19,000,000
  • Status: Active
  • On Site: 15 Days
  • Updated: 40 min ago
  • MLS #: A11782312
5
Beds
6
Baths
1
½ Baths
0.42
Acres
5,226
SQFT
$3,636
$/SQFT
1981
Built
Neighborhood:
Mashta Island A Replat Of
County:
Miami-Dade
Area:
Mashta Island A Replat Of
Elementary School:
Keybiscayne
Middle School:
Coral Gables Prep Academy
High School:
Mast Academy
Property 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 & access to pool area. 2nd floor: Master suite & 3 additional bedrooms en suite Master suite w/balcony & large walk in closet .1st floor Guest suite.Water views from every room, dining & reception area.Gazebo by the water.Open kitchen. staff area.powder room.oversized pool w/Cabana room &cabana bath.Double access ( service access &main access) Lush garden offers total privacy . Enclosed two car garage.
Exterior Features

Architectural Style AttachedTwo Story Attached Garage YN Yes Construction Materials CBS Construction Covered Spaces 2 Direction Faces East Frontage Length 0 Garage YN Yes Inclusions Dock AvailablePrivate Dock Lot Features 1/4 To Less Than 1/2 Acre Lot Parking Features Circular DrivewayDriveway Patio And Porch Features Deck Pool Features In Ground Pool Private YN No Roof Barrel Roof View BayGarden View YN Yes Waterfront Features Ocean AccessOcean Front Waterfront YN Yes

Interior Features

Adjusted Square Footage 5274 Appliances DishwasherRefrigerator Building Area Total 5992 Cooling Central AirElectric Flooring MarbleWood Heating CentralElectric Heating YN Yes Interior Features First Floor EntryBuilt-in FeaturesCloset CabinetrySplit BedroomVolume CeilingsDen/Library/OfficeFamily RoomSeparate Guest/In-Law QuartersMedia RoomStorage Master Bathroom Features Dual SinksSeparate Tub & Shower Other Equipment Automatic Garage Door Opener Room Bedroom Features At Least 1 Bedroom Ground LevelEntry LevelPrimary Bath ShowerPrimary Bath Tub Room Dining Room Features Breakfast AreaDining/Living RoomEat-In Kitchen

Property Features

Association YN No Building Name MASHTA ISLAND A REPLAT OF Community Features Other Cooling YN Yes Horse YN No Listing Terms All CashConventional Membership Purch Rqd YN No New Construction YN No Pets Allowed Restrictions Or Possible Restrictions Property Sub Type Single Family Residence Public Survey Section 5 Restrictions Ok To Lease Security Features Smoke Detector Sewer Public Sewer Spa YN No Structure Type House Tax Annual Amount 172413 Tax Year 2024 Type Of Association None Water Source Municipal Water Year Built Details Resale Zoning 2001

Listing courtesy of DLS International Realty: .


Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. The data relating to real estate for sale on this web site comes in part from the participating Associations/MLS’s in the Southeast Florida Regional Multiple Listing Service cooperative agreement, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. The information being provided is for consumers' 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. Copyright 2025, Participating Associations/MLS’s in the SEFMLS, MIAMI Association of REALTORS, Realtor Association of Greater Ft. Lauderdale, South Broward Board of Realtors. All rights reserved. Use of search facilities of data on the site, other than a consumer looking to purchase real estate, is prohibited. Data last updated 2025-04-27T08:52:00.807.
 
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