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Homes for sale in Key Biscayne, FL | 445 Grand Bay Dr #PH-1A, Key Biscayne, FL 33149 | MLS# A11954185
Homes for sale in Key Biscayne, FL | 445 Grand Bay Dr #PH-1A, Key Biscayne, FL 33149 | MLS# A11954185
Homes for sale in Key Biscayne, FL | 445 Grand Bay Dr #PH-1A, Key Biscayne, FL 33149 | MLS# A11954185
Homes for sale in Key Biscayne, FL | 445 Grand Bay Dr #PH-1A, Key Biscayne, FL 33149 | MLS# A11954185
Homes for sale in Key Biscayne, FL | 445 Grand Bay Dr #PH-1A, Key Biscayne, FL 33149 | MLS# A11954185
48+
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$18,900,000

  • Beds Icon5 Beds
  • Beds Icon
    6 Baths

    5 full baths + 1 half bath

  • Beds Icon8,435sqft

445 Grand Bay Dr #PH-1A, Key Biscayne, FL 33149

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  • Condominium

  • Built in 1997

  • $-- HOA

  • -- sqft lot

  • $2,241/sq.ft

Description

High above the turquoise waters of Key Biscayne rises a penthouse that simply cannot be replicated. Once featured in Architectural Digest, this legendary corner residence at Grand Bay is a statement of scale, design, and presence. From sunrise over the Atlantic to glittering sunsets across Biscayne Bay and the Miami skyline, the views are cinematic in every direction, offering endless blue water, golden light, and exceptional privacy. Spanning an extraordinary 8,435 square feet under air and 2,825 square feet of terraces, totaling 11,260 square feet as per the developer’s floor plan, the residence is defined by soaring 12-foot ceilings and grand proportions throughout. A ...

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  • Houzeo last checked: 21 Minutes ago
  • Listing updated: February 14, 2026 at 6:49 pm
  • Listing Provided by: Brigitte Nachtigall (305) 710-9664 DRE #0542022, Jorge Boj (305) 803-6956 DRE #3016066 | One Sotheby's International Realty (305) 365-2811
  • Source: Miami MLS-FL | MLS#: A11954185 Miami MLS-FL

Property Details

  • Status

    Active

  • Type

    Condominium

  • No. of Stories

    14

  • County

    Miami Dade County

  • City

    Key Biscayne

  • Neighborhood

    --

  • Year Built

    1997

  • HOA Fees

    -

  • Finished Area

    8,435 sqft

  • Lot Size

    -- sqft lot

  • Basement Area

    - sqft

  • MLS Name

    Miami MLS

  • MLS Number

    A11954185

  • MLS Status

    Active

  • Days on Market

    9

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