445 Grand Bay Drive PH-2AKey Biscayne, FL 33149
Due to the health concerns created by Coronavirus we are offering personal 1-1 online video walkthough tours where possible.




This stunning floor-through penthouse at Grand Bay Residences redefines oceanfront luxury, offering 7,400 sq ft under A/C with breathtaking sunrise and sunset views. With panoramic ocean and bay vistas, this one-of-a-kind residence is a true house in the sky featuring a grand living area, formal dining room, gourmet kitchen, spectacular home theater, and a stunning primary suite with walk-in closet and his and hers bathrooms. Three additional in-suite bedrooms provide privacy, with two oversized terraces that are just steps from the beach. Designed on an elegant and grand scale, this residence includes world-class amenities such as valet, concierge, resort-style pool, gym, beach access, and exceptional service.
8 months ago | Status changed to Active | |
8 months ago | Listing updated with changes from the MLS® | |
8 months ago | Listing first seen on site |
The data relating to real estate for sale on this web site comes in part from the Miami Association of Realtors, Realtor Association of Greater Ft. Lauderdale, and the South Broward Board of Realtors. Information is deemed reliable but not guaranteed. Copyright © 2025, Miami Association of Realtors, Realtor Association of Greater Ft. Lauderdale, and the South Broward Board of Realtors. All rights reserved. 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. The use of search facilities of data on the site, other than a consumer looking to purchase real estate, is prohibited.
Did you know? You can invite friends and family to your search. They can join your search, rate and discuss listings with you.