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520 S Mashta Dr

Key Biscayne, FL 33149
  • $18,900,000
  • STATUS: Active
  • ON SITE: 108 Days
  • MLS #: A11684094
UPDATED: 59 min ago
$18,900,000
  • 5
    BEDS
  • 0.51
    ACRES
  • 4
    BATHS
  • 0
    1/2 BATHS
  • 3,085
    SQFT
  • $6,126
    $/SQFT
Type:
Single-Family Home
Built:
1961
County:

School Ratings & Info

Description

Seize the rare chance to create your dream estate on one of the largest lots in Key Biscayne's prestigious Mashta Island community. This 22,140-square-foot property features 138 feet of pristine water frontage, offering breathtaking open-water viewsan ideal backdrop for a grand residence. Collaborate with the renowned Corazzini & Associates, known for their award-winning designs that merge elegance with functionality. Enjoy spectacular sunsets visible throughout your home, perfect for relaxation and entertaining. Included are fully approved plans and permits for a stunning 8-bedroom, 8.5-bath, 10,000-square-foot estate, ensuring a seamless start to your vision. Don't miss this once-in-a-lifetime opportunity to establish a legacy in one of South Florida's most prestigious enclaves.

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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 2025-02-15T20:50:59.983.
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520 S Mashta Dr Key Biscayne, FL 33149

  • Price: $18,900,000
  • Status: Active
  • On Site: 108 Days
  • Updated: 59 min ago
  • MLS #: A11684094
5
Beds
4
Baths
0
½ Baths
0.51
Acres
3,085
SQFT
$6,126
$/SQFT
1961
Built
Neighborhood:
Mashta Island A Replat Of
County:
Miami-Dade
Area:
Mashta Island A Replat Of
Property Description
Seize the rare chance to create your dream estate on one of the largest lots in Key Biscayne's prestigious Mashta Island community. This 22,140-square-foot property features 138 feet of pristine water frontage, offering breathtaking open-water viewsan ideal backdrop for a grand residence. Collaborate with the renowned Corazzini & Associates, known for their award-winning designs that merge elegance with functionality. Enjoy spectacular sunsets visible throughout your home, perfect for relaxation and entertaining. Included are fully approved plans and permits for a stunning 8-bedroom, 8.5-bath, 10,000-square-foot estate, ensuring a seamless start to your vision. Don't miss this once-in-a-lifetime opportunity to establish a legacy in one of South Florida's most prestigious enclaves.
Exterior Features

Architectural Style AttachedOne Story Covered Spaces 2 Direction Faces East Frontage Length 138 Frontage Type Bay Garage YN Yes Inclusions Other Lot Features 1/2 To Less Than 3/4 Acre Lot Parking Features Driveway Pool Features In Ground Pool Private YN No Roof Barrel RoofCurved/S-Tile Roof View BayDirect Ocean View YN Yes Waterfront Features Ocean AccessSeawall Waterfront YN Yes

Interior Features

Adjusted Square Footage 3578 Appliances Other Equipment/Appliances Building Area Total 4177 Cooling Central Air Flooring Tile Heating Central Heating YN Yes Interior Features First Floor EntrySplit BedroomFamily Room Room Bedroom Features At Least 1 Bedroom Ground Level

Property Features

Association YN No Building Name MASHTA ISLAND A REPLAT OF Community Features Other Subdivision - See Remarks Cooling YN Yes Horse YN No Listing Terms All CashConventional Membership Purch Rqd YN No New Construction YN No Pets Allowed Yes Property Sub Type Single Family Residence Public Survey Section 5 Restrictions Ok To Lease Sewer Public Sewer Structure Type House Tax Annual Amount 179582 Tax Year 2023 Type Of Association None Water Source Municipal Water Year Built Details Resale Zoning 2001

Listing courtesy of Douglas Elliman: .


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 2025-02-15T20:50:59.983.
 
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999 Brickell Ave #840
Miami FL, 33131