430 Grand Bay Drive, Unit 801Key Biscayne, FL 33149Price: $6,900,000

  • Price: $6,900,000
  • Est. Mortgage of $/month
$
$
%
$/month over payments
Federal 30-year interest rate: 6.52% last updated on Jun 11, 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.
  • $6,900,000List Price
  • 2Bedrooms
  • 3Full Bath
  • 1Half Baths
  • 3,950Square Feet
Commanding breathtaking Atlantic vistas from its privileged eighth-floor setting at Grand Bay Tower, this residence is a rare offering on Key Biscayne. Enjoying an unusually private setting with unobstructed ocean views and minimal visibility from neighboring residences, the home offers a level of seclusion seldom found in oceanfront condominium living. Originally a three-bedroom, five-and-a-half-bath home, it has been masterfully reimagined into a grand two-bedroom, three-and-a-half-bath layout, enhancing scale and flow for refined entertaining and effortless daily living. Spanning approximately 3,950 square feet, the living and dining areas, a cozy family room, and a bright kitchen with breakfast area are complemented by three terraces totaling approximately 595 square feet, seamlessly integrated to capture sweeping Atlantic views from every room. Custom woodwork by renowned designer Juan Montoya enriches the interiors, while the serene primary suite offers a secluded sitting room, bespoke closets, and a spa-inspired bath, creating a private sanctuary within this singular home. The sale includes a private guest quarters—an increasingly rare and coveted amenity at Grand Bay—as well as two storage units. Combining exceptional scale, refined finishes, remarkable privacy, unobstructed Atlantic views, and desirable ancillary spaces, this residence represents a unique opportunity within one of Key Biscayne’s most prestigious oceanfront buildings.

Property Details of 430 Grand Bay Drive, Unit 801

Property Details

Never Miss New Listings

Never miss new listings between $6,210,000 - $7,590,000 in this neighborhood
Successfully Subscribed!
Do not fill in this field:

I agree to receive marketing and customer service calls and text messages from Christopher Justice. To opt out, you can reply 'stop' at any time or click the unsubscribe link in the emails. Consent is not a condition of purchase. Msg/data rates may apply. Msg frequency varies. Privacy Policy.

We will never spam you or sell your details. You can unsubscribe whenever you like.

Mortgage Calculator


$
$
%
Est. Mortgage:
$/month over payments
Federal 30-year interest rate: 6.52% last updated on Jun 11, 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 Adriana Vollmer of Coldwell Banker Realty (adriana.vollmer@floridamoves.com)

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 June 17, 2026

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

I agree to receive marketing and customer service calls and text messages from Christopher Justice. To opt out, you can reply 'stop' at any time or click the unsubscribe link in the emails. Consent is not a condition of purchase. Msg/data rates may apply. Msg frequency varies. Privacy Policy.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.