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Key Biscayne Condos for Sale, Over $1,000,000

All Listings Under $100,000
$400,000 - $500,000 $500,000 - $600,000
$600,000 - $700,000 $700,000 - $800,000
$800,000 - $900,000 $900,000 - $1,000,000
Over $1,000,000
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430 Grand Bay Drive Ph-1an, Key Biscayne, FL - $33,900,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 10.4k SQFT
  • 136 DOM
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Welcome To Your Private Paradise In Key Biscayne. This Exceptional Penthouse Seamlessly Merges Two Residences On The Northeast And Southeast Corners, Offering An Unmatched Living Experience. Designed By The Renowned Geoffrey Bradfield, Celebrated ...

445 Grand Bay Drive Ph-2a, Key Biscayne, FL - $10,500,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 7,400 SQFT
  • 235 DOM
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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...

445 Grand Bay Dr 1001, Key Biscayne, FL - $10,500,000

Residential, Condominium
  • 5 Beds
  • 6 Baths
  • 4,810 SQFT
  • 21 DOM
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Spectacular High-floor Residence. Experience Elevated Coastal Living In This Stunning 5-bedroom, 4.5-bathroom Residence, Ideally Positioned On A High Floor Of The Exclusive Grand Bay. This Expansive Unit Also Features A Dedicated Media Room, Inv...

445 Grand Bay Dr 1011, Key Biscayne, FL - $9,200,000

Residential, Condominium
  • 5 Beds
  • 6 Baths
  • 5,890 SQFT
  • 105 DOM
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**** Square Footage Is Indeed 5890 Square Feet ******* Immaculate Sky Home At The Luxurious Grand Bay, Key Biscayne. A Spacious Combined Flow-through Floor Plan Opens Up With A Private Elevator Foyer. With 5 Bedrooms, 5,5 Bathrooms, Office, Medi...

Photo of Listing #A11712845

430 Grand Bay Dr 101, Key Biscayne, FL - $5,975,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 3,950 SQFT
  • 110 DOM
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The Best Of Both Worlds—this One-of-a-kind Lanai Residence Offers The Space And Feel Of A House Within A Full-service Condominium. Featuring An Oversized Terrace Of Over 2,000 Sq. Ft. Just Steps From The Pristine Beach And Pool, It’s Perfect For E...

350 Ocean Dr 406n, Key Biscayne, FL - $5,850,000

Residential, Condominium
  • 3 Beds
  • 5 Baths
  • 2,257 SQFT
  • 237 DOM
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A Spectacular Unit At The Prestigious Oceana Key Biscayne With Open Views Of The Ocean. Top-class Amenities Including 100x100 Ft. Recreational Pool, State Of The Art Fitness Center, Spa, Media Room, Kids Room Pool Beach, Restaurant And More! Pri...

Photo of Listing #A11600820

350 Ocean Dr 201n, Key Biscayne, FL - $5,550,000

Residential, Condominium
  • 3 Beds
  • 5 Baths
  • 2,357 SQFT
  • 347 DOM
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Experience Luxury Living In This Unique 3-bedroom, 4.5-bathroom Condo With A Den That Can Serve As A Maid's Room, Located On The Prestigious Oceana Key Biscayne. This Exquisite Unit Features A Spacious Layout, High-end Finishes, And An Expansive W...

785 Crandon Blvd 705/805, Key Biscayne, FL - $5,450,000

Residential, Condominium
  • 4 Beds
  • 5 Baths
  • 4,200 SQFT
  • 91 DOM
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Direct Ocean, Bay, Sunset & Miami Skyline Views! Two Floor Unit Offers 4 Bedrooms, 5 Bathrooms, Family Room, Huge Living Room & Four Large Terraces! Living/dining/kitchen & Guest Bedroom On 7th Floor, 3 Bedrooms, 3 Bathrooms & Family Room On...

791 Crandon Blvd 507, Key Biscayne, FL - $5,250,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 3,581 SQFT
  • 139 DOM
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Indulge In The Ultimate Luxury Living Experience With Our Recently Updated 3,580 Sq. Ft. Apartment. Rarely Available, This Flow-thru Apartment Boasts 4 Bedrooms, Separate Staff Quarters And 5+ Guest Baths. The Massive Master Suite Offers Room Fo...

445 Grand Bay Dr 1210, Key Biscayne, FL - $4,850,000

Residential, Condominium
  • 3 Beds
  • 4 Baths
  • 2,950 SQFT
  • 70 DOM
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Architecturally Designed Masterpiece Meets Island Paradise At This Exquisite Grand Bay Tower Residences. Located Within The Confines Of The Ritz Carlton Key Biscayne Allows You To Enjoy True Resort Style Living. As You Enter This Expansive 3 Bedro...

350 Ocean Dr 405n, Key Biscayne, FL - $4,500,000

Residential, Condominium
  • 2 Beds
  • 4 Baths
  • 1,727 SQFT
  • 71 DOM
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Experience The Ultimate Beachfront Lifestyle In This Stunning Unit. Nestled In The Prestigious Oceana Condominiums Located In Key Biscayne. This Beautifully Decorated Condo Features A Sleek And Modern Design With Pristine White Floors Creating A...

781 Crandon Blvd 406, Key Biscayne, FL - $3,950,000

Residential, Condominium
  • 4 Beds
  • 6 Baths
  • 3,030 SQFT
  • 115 DOM
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Bright & Light Corner Residence Located At The Exclusive Enclave Ocean Club In The Ultra Secure Village Of Key Biscayne!residence Encompasses 4 Bedrooms + 5 Baths.open Living Area & Formal Dining With Marble Flooring Throughout.split Floorplan Off...

The data relating to real estate on this web site comes in part from the Internet Data Exchange program of the MLS of the Miami Association of REALTORS®, and is updated as of May 20th, 2025 at 11:38am EDT (date/time).

All information is deemed reliable but not guaranteed by the MLS and should be independently verified. All properties are subject to prior sale, change, or withdrawal. Neither listing broker(s) nor Keller Williams Realty Professionals shall be responsible for any typographical errors, misinformation, or misprints, and shall be held totally harmless from any damages arising from reliance upon these data. © 2025 MLS of MAR.

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