Homes over $1M in Key Biscayne, FL

107 for sale · 154 homes listed · Updated September 27, 2026 · Page 4 of 4

• 111 reef lane, Key Biscayne 33149 Sold on Aug 7, 2026 $11,500,000 · 7 bd · 6 ba · 5,008 sqft
• 605 ocean drive 7l, Key Biscayne 33149 Sold on Jul 31, 2026 $2,600,000 · 3 bd · 3 ba · 1,772 sqft
• 1121 crandon boulevard f403, Key Biscayne 33149 Sold on Sep 14, 2026 $1,570,000 · 2 bd · 2 ba · 1,597 sqft
• 201 crandon boulevard 707, Key Biscayne 33149 Sold on Sep 22, 2026 $2,100,000 · 2 bd · 2 ba · 1,880 sqft