51 Island DriveKey Biscayne, FL 33149Sale Price: $5,150,000

  • Sale Price: $5,150,000
  • 1009 Days Since Sale
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Federal 30-year interest rate: 6.71% last updated on Sep 3, 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.
  • $5,150,000Sale Price
  • 6Bedrooms
  • 6Full Bath
  • 1Half Baths
  • 4,790Square Feet
  • 15,000Lot Size Square Feet

Listing Tools

This is the best deal on the Key! 15,000 sq.ft. oversize lot in Cape Florida, Key Biscayne. Best location. Two story modern design by renowned architect Rodrigo Mazure featuring soaring ceilings, 6 bd., 6 ba. plus separate staff quarters in this 4,660 sq.ft. home. Master Suite is on the second floor and has its own private loft/office area. It is tenant occupied through November 30th. As per existing lease, it cannot be shown until October 1st. Sellers will consider offers subject to in-person visit. Please contact broker agent for more information on how to proceed.

Property Details of 51 Island Drive

Property Details

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Mortgage Calculator


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Est. Mortgage:
$/month over payments
Federal 30-year interest rate: 6.71% last updated on Sep 3, 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 Carlos Coto of One Sotheby's International Realty

Listing Sold by BHHS EWM Realty

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 September 4, 2026

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