Homes in Grand Bay Tower Condo, Key Biscayne, FL

6 homes for sale · Updated August 12, 2026

• 430 grand bay drive ph-1an, Key Biscayne 33149 $26,000,000 · 4 bd · 6 ba · 9,600 sqft
• 430 grand bay drive 307, Key Biscayne 33149 $3,400,000 · 3 bd · 4 ba · 2,840 sqft
• 430 grand bay drive ph1an, Key Biscayne 33149 $26,000,000 · 4 bd · 6 ba · 9,600 sqft
• 430 grand bay drive 708, Key Biscayne 33149 $3,690,000 · 3 bd · 3 ba · 2,840 sqft
• 430 grand bay drive 1103, Key Biscayne 33149 $6,850,000 · 3 bd · 4 ba · 3,630 sqft
• 430 grand bay drive 801, Key Biscayne 33149 $6,900,000 · 2 bd · 4 ba · 3,950 sqft