Advanced Property Search

City

Zip

Neighborhood

MLS #

Sale Type

For Sale Lease

Property Type

Single Family Condo Townhouse Villa Commercial Land

Price Min

Price Max

Beds Min

Baths Min

Min Sq. Ft.

Waterfront

Pets

Pool

Max DOM

Year Built (Min)

Year Built (Max)

Order By

Search Listing Remarks, Keywords

Click here to create an account to save your searches.

Reset / New Search

Key Biscayne Homes for Sale

Welcome to today's most remarkable Key Biscayne homes for sale.

Premier Key Biscayne Home Listings

Here you've located beautiful homes in Key Biscayne, Florida. Use the 'Order By' option to select the order for what you prefer including the newest listings, the most number of price changes, and the biggest price changes. When you dial it in, easily 'Save Search' for new matching Key Biscayne waterfront properties sent via email.

57 Results

Valuation

1 Beds | 1 Baths | 4,679 sf ($15,174 / SqFt)

280 Harbor Dr
Key Biscayne, FL 33149

Active

$34,500,000

6 Beds | 7 Baths | 7,178 sf ($4,806 / SqFt)

330 Harbor Dr
Key Biscayne, FL 33149

Active

$32,400,000

-10.00% (-$3,600,000)

8 Beds | 8 Baths | 9,159 sf ($3,538 / SqFt)

241 Cape Florida Dr
Key Biscayne, FL 33149

1 Price Changes / 6 Days Ago

Active

$26,000,000

6 Beds | 6 Baths | 8,031 sf ($3,237 / SqFt)

180 Cape Florida Dr
Key Biscayne, FL 33149

Active

$25,900,000

4 Beds | 4 Baths | 2,566 sf ($10,094 / SqFt)

200 Harbor Dr
Key Biscayne, FL 33149

Active

$24,500,000

-23.20% (-$7,400,000)

7 Beds | 7 Baths | 6,240 sf ($3,926 / SqFt)

230 Harbor Drive
Key Biscayne, FL 33149

2 Price Changes / 14 Days Ago

Active

$22,800,000

6 Beds | 8 Baths | 7,192 sf ($3,170 / SqFt)

960 Mariner Dr
Key Biscayne, FL 33149

Active

$18,900,000

-5.50% (-$1,100,000)

5 Beds | 4 Baths | 3,085 sf ($6,126 / SqFt)

520 S Mashta Dr
Key Biscayne, FL 33149

1 Price Changes / 43 Days Ago

Pending

$16,999,000

-22.56% (-$4,951,000)

7 Beds | 8 Baths | 5,043 sf ($3,371 / SqFt)

660 S Mashta Dr
Key Biscayne, FL 33149

2 Price Changes / 156 Days Ago

Active

$15,990,000

-8.58% (-$1,500,000)

4 Beds | 4 Baths | 6,661 sf ($2,401 / SqFt)

161 Cape Florida Dr
Key Biscayne, FL 33149

2 Price Changes / 67 Days Ago

Pending

$12,950,000

-10.54% (-$1,525,000)

6 Beds | 6 Baths | 5,191 sf ($2,495 / SqFt)

945 Mariner Drive
Key Biscayne, FL 33149

2 Price Changes / 25 Days Ago

Active

$12,900,000

6 Beds | 6 Baths | 5,960 sf ($2,164 / SqFt)

365 Gulf Rd
Key Biscayne, FL 33149

Active

$11,300,000

6 Beds | 6 Baths | 5,216 sf ($2,166 / SqFt)

610 Harbor Cir
Key Biscayne, FL 33149

Active

$11,000,000

6 Beds | 6 Baths | 5,826 sf ($1,888 / SqFt)

31 Island Dr
Key Biscayne, FL 33149

Active

$10,500,000

5 Beds | 5 Baths | 5,074 sf ($2,069 / SqFt)

110 Reef Ln
Key Biscayne, FL 33149

Active

$9,500,000

5 Beds | 4 Baths | 3,405 sf ($2,790 / SqFt)

861 Harbor Dr
Key Biscayne, FL 33149

Active

$8,750,000

-1.69% (-$150,000)

5 Beds | 4 Baths | 4,166 sf ($2,100 / SqFt)

545 Sabal Palm Dr
Key Biscayne, FL 33149

1 Price Changes / 6 Days Ago

Active

$7,899,000

7 Beds | 7 Baths | 4,565 sf ($1,730 / SqFt)

425 Harbor Dr
Key Biscayne, FL 33149

Active

$7,250,000

5 Beds | 5 Baths | 3,525 sf ($2,057 / SqFt)

650 Warren Ln
Key Biscayne, FL 33149

Active

$7,190,000

-4.77% (-$360,000)

7 Beds | 7 Baths | 5,528 sf ($1,301 / SqFt)

797 Ridgewood Rd
Key Biscayne, FL 33149

1 Price Changes / 80 Days Ago

Active

$7,150,000

5 Beds | 5 Baths | 4,618 sf ($1,548 / SqFt)

250 Buttonwood Drive
Key Biscayne, FL 33149

Today's Best Key Biscayne Homes

Key Biscayne Homes stand among the most desirable properties in South Florida with gorgeous design and some with open Miami waterway views of the Atlantic Ocean and Biscayne Bay. Key Biscayne homes for sale are in high demand with all available property options found here, with Key Biscayne real estateMore Info included in our Miami MLS databaseMore Info of premier properties. Be sure also to preview the valuable Key Biscayne Home Market ReportMore Info.

Listing information © 2025 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 03-28-2025. IDX powered by Realty Net Media