Key Biscayne Properties

Listings for Sale - 510 properties

Search homes for sale in Key Biscayne with Miami Real Estate Agency REALTORS! Find all the latest real estate listings in Key Biscayne including homes, duplexes, multi-family, condos and commercial properties for sale and for lease. Book your appointment with our top Key Biscayne REALTOR Nick Hiersche now!

When you are ready to buy a Key Biscayne home please request to finance your new home purchase with our expert mortgage brokers in Key Biscayne with access to over 100 banks and lenders at The Mortgage Calculator Co to get the best rate options for your mortgage! Powered by NEXA Mortgage our partners offer Conventional Mortgages, FHA Mortgages, VA Mortgages, USDA Mortgages as well as Non-QM Loan products such as Jumbo Loans, Bank Statement Loans, DSCR Loans, Asset Based Loans, Construction Renovation Loans, Fix & Flip Loans, Commercial Property Loans and more!

For Sale - Key Biscayne

280 Harbor Dr, Key Biscayne FL 33149

$71,000,000.00

Miami-Dade County

Beds: 1

Baths: 1

Sq Ft: 4,679

For Sale - Key Biscayne

241 Cape Florida Dr, Key Biscayne FL 33149

$29,900,000.00

Miami-Dade County

Beds: 8

Baths: 8

Sq Ft: 9,159

Pending - Key Biscayne

5 Harbor Pt, Key Biscayne FL 33149

$26,000,000.00

Miami-Dade County

Beds: 3

Baths: 4

Sq Ft: 10,926

For Sale - Key Biscayne

200 Harbor Dr, Key Biscayne FL 33149

$25,900,000.00

Miami-Dade County

Beds: 4

Baths: 4

Sq Ft: 2,566

For Sale - Key Biscayne

699 N Mashta Dr, Key Biscayne FL 33149

$25,000,000.00

Miami-Dade County

Beds: 4

Baths: 4

Sq Ft: 3,241

For Sale - Key Biscayne

230 Harbor Drive, Key Biscayne FL 33149

$24,500,000.00

Miami-Dade County

Beds: 7

Baths: 7

Sq Ft: 6,240

For Sale - Key Biscayne

180 Cape Florida Dr, Key Biscayne FL 33149

$24,500,000.00

Miami-Dade County

Beds: 6

Baths: 6

Sq Ft: 8,031

For Sale - Key Biscayne

481 S Mashta Drive, Key Biscayne FL 33149

$22,900,000.00

Miami-Dade County

Beds: 5

Baths: 6

Sq Ft: 5,940

For Sale - Key Biscayne

960 Mariner Dr, Key Biscayne FL 33149

$21,900,000.00

Miami-Dade County

Beds: 6

Baths: 8

Sq Ft: 7,192

For Sale - Key Biscayne

161 Cape Florida Dr, Key Biscayne FL 33149

$15,990,000.00

Miami-Dade County

Beds: 4

Baths: 4

Sq Ft: 6,661

For Sale - Key Biscayne

420 Island Dr, Key Biscayne FL 33149

$14,000,000.00

Miami-Dade County

Beds: 6

Baths: 6

Sq Ft: 6,405

For Sale - Key Biscayne

365 Gulf Rd, Key Biscayne FL 33149

$12,900,000.00

Miami-Dade County

Beds: 6

Baths: 6

Sq Ft: 5,960

For Sale - Key Biscayne

610 Harbor Cir, Key Biscayne FL 33149

$11,300,000.00

Miami-Dade County

Beds: 6

Baths: 6

Sq Ft: 5,216

For Sale - Key Biscayne

31 Island Dr, Key Biscayne FL 33149

$11,000,000.00

Miami-Dade County

Beds: 6

Baths: 6

Sq Ft: 5,826

For Sale - Key Biscayne

445 Grand Bay Dr # 1001, Key Biscayne FL 33149

$10,500,000.00

Miami-Dade County

Beds: 5

Baths: 5

Sq Ft: 4,810

For Sale - Key Biscayne

861 Harbor Dr, Key Biscayne FL 33149

$9,500,000.00

Miami-Dade County

Beds: 5

Baths: 4

Sq Ft: 3,405

For Sale - Key Biscayne

425 Harbor Dr, Key Biscayne FL 33149

$7,899,000.00

Miami-Dade County

Beds: 7

Baths: 7

Sq Ft: 4,565

For Sale - Key Biscayne

110 Hampton Ln, Key Biscayne FL 33149

$7,390,000.00

Miami-Dade County

Beds: 6

Baths: 6

Sq Ft: 3,550

For Sale - Key Biscayne

797 Ridgewood Rd, Key Biscayne FL 33149

$7,190,000.00

Miami-Dade County

Beds: 7

Baths: 7

Sq Ft: 5,528

For Sale - Key Biscayne

250 Buttonwood Drive, Key Biscayne FL 33149

$7,150,000.00

Miami-Dade County

Beds: 5

Baths: 5

Sq Ft: 4,618

Pending - Key Biscayne

650 Warren Ln, Key Biscayne FL 33149

$6,950,000.00

Miami-Dade County

Beds: 5

Baths: 5

Sq Ft: 3,525

For Sale - Key Biscayne

285 W Mashta Dr, Key Biscayne FL 33149

$6,500,000.00

Miami-Dade County

Beds: 6

Baths: 6

Sq Ft: 3,670

For Sale - Key Biscayne

310 Redwood Lane, Key Biscayne FL 33149

$6,345,000.00

Miami-Dade County

Beds: 6

Baths: 5

Sq Ft: 3,854

For Sale - Key Biscayne

736 Woodcrest Rd, Key Biscayne FL 33149

$6,295,000.00

Miami-Dade County

Beds: 4

Baths: 4

Sq Ft: 5,143

For Sale - Key Biscayne

760 Woodcrest Rd, Key Biscayne FL 33149

$6,175,000.00

Miami-Dade County

Beds: 5

Baths: 5

Sq Ft: 4,003

For Sale - Key Biscayne

201 Buttonwood Dr, Key Biscayne FL 33149

$5,999,000.00

Miami-Dade County

Beds: 5

Baths: 5

Sq Ft: 3,791

For Sale - Key Biscayne

430 Grand Bay Dr # 101, Key Biscayne FL 33149

$5,975,000.00

Miami-Dade County

Beds: 4

Baths: 5

Sq Ft: 3,950

For Sale - Key Biscayne

350 Ocean Dr # 406N, Key Biscayne FL 33149

$5,850,000.00

Miami-Dade County

Beds: 3

Baths: 4

Sq Ft: 2,257

For Sale - Key Biscayne

350 Ocean Dr # 201N, Key Biscayne FL 33149

$5,550,000.00

Miami-Dade County

Beds: 3

Baths: 4

Sq Ft: 2,357

For Sale - Key Biscayne

164 W Mashta Dr, Key Biscayne FL 33149

$5,500,000.00

Miami-Dade County

Beds: 5

Baths: 5

Sq Ft: 3,595

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Copyright 2020 Miami Association of Realtors MLS. IDX information is provided exclusively for consumers' personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that data is deemed reliable but is not guaranteed accurate by the MLS. Miami Association of Realtors MLS data last updated on 7/10/2025 1:00:00 AM