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Key Biscayne Penthouses For Sale
25 Results
Active
$26,000,000
4 Beds | 6 Baths | 9,600 sf
($2,708 / SqFt)
430 Grand Bay Dr PH-1AN
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$18,900,000
5 Beds | 6 Baths | 8,435 sf
($2,241 / SqFt)
445 Grand Bay Drive PH-1A
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$18,500,000
5 Beds | 6 Baths | 4,566 sf
($4,052 / SqFt)
799 Crandon Blvd PH-8
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$17,900,000
5 Beds | 6 Baths | 4,764 sf
($3,757 / SqFt)
350 Ocean Dr LPH2N
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$6,900,000
4 Beds | 5 Baths | 4,200 sf
($1,643 / SqFt)
785 Crandon Blvd 205/305
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$6,850,000
3 Beds | 4 Baths | 3,630 sf
($1,887 / SqFt)
430 Grand Bay Drive 1103
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$5,100,000
3 Beds | 3 Baths | 2,510 sf
($2,032 / SqFt)
791 Crandon Blvd PH04
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$3,975,000
5 Beds | 5 Baths | 3,186 sf
($1,248 / SqFt)
Undisclosed Address
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Pending
$3,850,000
4 Beds | 5 Baths | 3,480 sf
($1,106 / SqFt)
445 Grand Bay Dr 303
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$3,750,000
3 Beds | 3 Baths | 3,711 sf
($1,011 / SqFt)
600 Grapetree Dr 11BN
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$2,990,000
3 Beds | 3 Baths | 1,930 sf
($1,549 / SqFt)
199 Ocean Lane Drive 801
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$2,950,000
3 Beds | 2 Baths | 1,782 sf
($1,655 / SqFt)
1111 Crandon Blvd A501
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$2,850,000
3 Beds | 2 Baths | 1,889 sf
($1,509 / SqFt)
600 Grapetree Dr 11DN
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Pending
$2,640,000
3 Beds | 4 Baths | 2,605 sf
($1,013 / SqFt)
791 Crandon Blvd 303
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$2,350,000
3 Beds | 2 Baths | 1,875 sf
($1,253 / SqFt)
881 Ocean Dr 7D
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$2,250,000
2 Beds | 3 Baths | 2,060 sf
($1,092 / SqFt)
737 Crandon Blvd PH-1
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$1,790,000
3 Beds | 3 Baths | 1,550 sf
($1,155 / SqFt)
202 Sunrise Dr 202B
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$1,690,000
3 Beds | 3 Baths | 1,550 sf
($1,090 / SqFt)
204 Sunrise Dr 204B
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$1,590,000
2 Beds | 2 Baths | 1,409 sf
($1,128 / SqFt)
1111 Crandon Blvd B705
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active Under Contract
$1,500,000
4 Beds | 3 Baths | 1,730 sf
($867 / SqFt)
50 Ocean Lane Dr PH601
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Active
$1,350,000
2 Beds | 2 Baths | 1,409 sf
($958 / SqFt)
1121 Crandon Blvd E1203
Key Biscayne, FL 33149
Key Biscayne, FL 33149
Listing information © 2026 MLS Real Estate Board. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose. Information is deemed reliable but is not guaranteed accurate by the MLS or the Brokerage. Data last updated on 08-20-2026. IDX powered by Realty Net Media
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