Key Biscayne new homes for sale. There is nothing better than moving to a fresh and new home. You will be the first one to experience new appliances, new spaces and live the best family moments. Explore below all the new construction single family homes for sale in Key Biscayne, Florida.

New Listing - 4 weeks online
$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
Price Change - 3 weeks ago
$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
New Listing - a week online
$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
New Listing - 2 weeks online
$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
$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
$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
$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
$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
$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
$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
$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
$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
$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
$9,800,000
Single Family Home For Sale
Active
6
BED
8
TOTAL BATHS
7,723
SQFT
700 Harbor Drive
Key Biscayne, FL 33149
Biscayne Key Estates Subdivision
$9,470,000
Single Family Home For Sale
Active
6
BED
7
TOTAL BATHS
7,189
SQFT
900 Harbor Drive
Key Biscayne, FL 33149
Cape Fla Sec 01 Subdivision
New Listing - 3 days online
$9,150,000
Single Family Home For Sale
Active
5
BED
7
TOTAL BATHS
8,775
SQFT
750 S Mashta Dr
Key Biscayne, FL 33149
MASHTA POINT SUB Subdivision
$8,900,000
Single Family Home For Sale
Active
4
BED
4
TOTAL BATHS
6,569
SQFT
925 Mariner Drive
Key Biscayne, FL 33149
CAPE FLA SUB SEC 2 Subdivision
$8,888,000
Single Family Home For Sale
Active
7
BED
7
TOTAL BATHS
8,658
SQFT
100 Island Dr
Key Biscayne, FL 33149
CAPE FLA SUB SEC 2 Subdivision
$8,695,000
Single Family Home For Sale
Active
7
BED
8
TOTAL BATHS
8,953
SQFT
471 N Mashta Dr
Key Biscayne, FL 33149
SMUGGLERS COVE Subdivision
$8,495,000
Single Family Home For Sale
Active
6
BED
7
TOTAL BATHS
4,730
SQFT
425 W Mashta Dr
Key Biscayne, FL 33149
BISCAYNE KEY ESTATES Subdivision
Key Biscayne new homes for sale

Key Biscayne new homes for sale