430 Grand Bay Drive, Unit 1204Key Biscayne, FL 33149Sale Price: $4,600,000

  • Sale Price: $4,600,000
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Federal 30-year interest rate: 6.76% last updated on Sep 10, 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.
  • $4,600,000Sale Price
  • 3Bedrooms
  • 4Full Bath
  • 1Half Baths
  • 3,680Square Feet

Listing Tools

Move right into this beautifully completely updated 3/4.5 flow through high floor unit at Grand Bay Tower. This unit features the highest quality materials throughout. New kitchen with top of the line appliances including Sub Zero and Viking. Surround system throughout the apartment with Lutron LED lights and remote shades. Unit has white washed wood flooring throughout with marble bathrooms. All the electrical, plumbing, and AC systems have been redone. Soundproofing has also been added to the bedroom walls for extra privacy. This unit has Bay, Ocean, and City Views. Now includes a lobby level guest/staff suite.

Property Details of 430 Grand Bay Drive, Unit 1204

Property Details

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Mortgage Calculator


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Est. Mortgage:
$/month over payments
Federal 30-year interest rate: 6.76% last updated on Sep 10, 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 Alejandro Suero of The Suero Group

Listing Sold by One Sotheby's International 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 17, 2026

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