3ActiveSingle-Family Homes in Key Biscayne, FL
Hide MapSingle-Family Homes in Key Biscayne, FL
24 of 35 Listings
$19,450,000
7 bd · 8 ba · 6,497 sqft
550 Harbor Dr, Key Biscayne, FL
William Earle · Three Bridges Realty, LLC
45$7,490,000
5 bd · 7 ba · 3,768 sqft
571 Glenridge Rd, Key Biscayne, FL
Dora Puig · Luxe Living Realty
Single-Family Homes in Key Biscayne, FL: 35 active listings as of .
























BeachesMLS
MIAMI REALTORS MLSSource: HJN community data
September 2026 · This period is still settling
Selling at 94.7% of asking price
Buyers here are paying below asking. MLS · 16 sales · as of Sep 30, 2026