Key Biscayne Real Estate

“Island Paradise”

Search all available houses, condos, and rentals in Key Biscayne FL. Use the tools below to search all active Key Biscayne listings by price, bedrooms, bathrooms, or by map. Please contact us if you need a more detailed custom search of active, pending, or sold property listings.

Thinking of selling your Key Biscayne home?

Key Biscayne Homes For Sale

1 / 20

$25,000,000

Single Family Home For Sale

Active

7

BED

9

TOTAL BATHS

11,556

SQFT

28 Harbor Pt
Key Biscayne, FL 33149
LORIDO ESTATES Subdivision

1 / 36

$22,900,000

Single Family Home For Sale

Active

6

BED

8

TOTAL BATHS

12,351

SQFT

400 S Mashta
Key Biscayne, FL 33149
SMUGGLERS COVE Subdivision

1 / 32

$19,500,000

Single Family Home For Sale

Active

6

BED

8

TOTAL BATHS

6,000

SQFT

430 N Mashta Dr
Key Biscayne, FL 33149
SMUGGLERS COVE Subdivision

1 / 23

$18,500,000

Single Family Home For Sale

Active

7

BED

9

TOTAL BATHS

8,928

SQFT

350 Harbor Dr
Key Biscayne, FL 33149
TROPICAL ISLE HOMES SUB 4 Subdivision

1 / 34

$18,300,000

Single Family Home For Sale

Active

5

BED

5

TOTAL BATHS

11,051

SQFT

440 S Mashta Dr.
Key Biscayne, FL 33149
SMUGGLERS COVE Subdivision

1 / 46

$15,450,000

Single Family Home For Sale

Active

7

BED

9

TOTAL BATHS

9,453

SQFT

880 Harbor Drive
Key Biscayne, FL 33149
CAPE FLORIDA SUB SEC 1 Subdivision

1 / 35

$14,900,000

Single Family Home For Sale

Active

6

BED

9

TOTAL BATHS

7,392

SQFT

260 Harbor Dr
Key Biscayne, FL 33149
TROPICAL ISLE HOMES SUB 4 Subdivision

1 / 33

$12,000,000

Single Family Home For Sale

Active

5

BED

9

TOTAL BATHS

11,006

SQFT

100 Cape Florida Dr
Key Biscayne, FL 33149
CAPE FLORIDA SUB SEC 3 Subdivision

1 / 39

$11,950,000

Single Family Home For Sale

Active

4

BED

5

TOTAL BATHS

7,230

SQFT

620 S Mashta Drive
Key Biscayne, FL 33149
Mashta Island Rep Subdivision

1 / 28

$11,850,000

Single Family Home For Sale

Active

5

BED

5

TOTAL BATHS

5,532

SQFT

290 Harbor Dr
Key Biscayne, FL 33149
TROPICAL ISLE HOMES SUB 4 Subdivision

1 / 81

$11,850,000

Single Family Home For Sale

Active

7

BED

9

TOTAL BATHS

9,183

SQFT

760 Harbor Dr
Key Biscayne, FL 33149
BISCAYNE KEY ESTATES Subdivision

1 / 35

$10,995,000

Condo For Sale

Active

4

BED

7

TOTAL BATHS

4,762

SQFT

Oceana Key Biscayne Condo #LPH2S
360 Ocean Dr
Key Biscayne, FL 33149

1 / 20

$10,990,000

Single Family Home For Sale

Active

5

BED

4

TOTAL BATHS

4,653

SQFT

910 Harbor Drive
Key Biscayne, FL 33149
CAPE FLORIDA SUB SEC 1 Subdivision

New Listing - a week online

1 / 31

$10,900,050

Single Family Home For Sale

Active

6

BED

6

TOTAL BATHS

7,744

SQFT

730 Harbor Dr
Key Biscayne, FL 33149
BISCAYNE KEY ESTATES Subdivision

1 / 35

$10,800,000

Single Family Home For Sale

Active

7

BED

8

TOTAL BATHS

5,274

SQFT

510 S Mashta Dr
Key Biscayne, FL 33149
MASHTA ISLAND Subdivision

1 / 39

$10,750,000

Single Family Home For Sale

Active

6

BED

9

TOTAL BATHS

8,818

SQFT

251 Knollwood Dr
Key Biscayne, FL 33149
CAPE FLA SUB SEC 2 Subdivision

1 / 34

$10,400,000

Single Family Home For Sale

Active

7

BED

9

TOTAL BATHS

7,445

SQFT

15 Harbor Pt
Key Biscayne, FL 33149
Lorido Estates Subdivision

New Listing - 3 weeks online

1 / 26

$9,900,000

Single Family Home For Sale

Active

4

BED

4

TOTAL BATHS

5,159

SQFT

511 N Mashta Dr
Key Biscayne, FL 33149
MASHTA ISLAND A REPLAT OF Subdivision

1 / 57

$9,900,000

Single Family Home For Sale

Active

4

BED

5

TOTAL BATHS

9,008

SQFT

501 N Mashta Drive
Key Biscayne, FL 33149
MASHTA ISLAND A REPLAT OF Subdivision

1 / 27

$9,800,000

Single Family Home For Sale

Active

4

BED

5

TOTAL BATHS

7,471

SQFT

720 S Mashta Dr
Key Biscayne, FL 33149
MASHTA ISLAND Subdivision

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You can use the tools on this page to search all active listings by price, bedrooms/bathrooms, or map. We show all the available listings, if you are looking for pending sales or previously sold properties please contact us for a custom search.