500 S Mashta DriveKey Biscayne, FL 33149Sale Price: $17,400,000

  • Sale Price: $17,400,000
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Federal 30-year interest rate: 6.53% last updated on May 28, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $17,400,000Sale Price
  • 6Bedrooms
  • 6Full Bath
  • 2Half Baths
  • 10,820Square Feet
  • 23,814Lot Size Square Feet

Listing Tools

Enjoy ocean and sunset views from this 2014 Mashta Island estate on a 23,814 SqFt oversized lot with 138ft of water frontage. This custom-built home, inspired by Modern architect Richard Meier, features pure geometric lines and integrated open spaces with an emphasis on natural light. Unique features include a 3-story curved glass curtain wall, 14 skylights over a 27-ft high atrium, NanaWall folding glass doors, elevator, gym, dock, staff quarters, 4-car garage, generator and smart home technology.

Property Details of 500 S Mashta Drive

Property Details

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Mortgage Calculator


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Est. Mortgage:
$/month over payments
Federal 30-year interest rate: 6.53% last updated on May 28, 2026. * The above figures are estimates provided by Union Street Media using the FRED® API, and are not endorsed or certified by the Federal Reserve Bank of St. Louis. Check with your lender for actual interest rates.
Listed by Lucia Marin of One Sotheby's International Realty

Listing Sold by Cervera Real Estate Inc

The multiple listing information is provided by Miami Association of REALTORS® from a copyrighted compilation of listings. The compilation of listings and each individual listing are © 2026 Miami Association of REALTORS®. All Rights Reserved. The information 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. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Data last updated on May 31, 2026

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