Homes in Bay Isles, Longboat Key, FL

9 homes for sale · Updated August 12, 2026

• 510 harbor gate way, Longboat Key 34228 $4,395,000 · 4 bd · 6 ba · 5,080 sqft
• 560 harbor cove circle, Longboat Key 34228 $7,900,000 · 3 bd · 4 ba · 3,485 sqft
• 1571 harbor cay lane, Longboat Key 34228 $4,550,000 · 4 bd · 4 ba · 4,209 sqft
• 3131 bayou sound, Longboat Key 34228 $1,650,000 · 3 bd · 3 ba · 3,023 sqft
• 3481 bayou sound, Longboat Key 34228 $1,950,000 · 5 bd · 4 ba · 3,391 sqft
• 3610 bayou circle, Longboat Key 34228 $2,400,000 · 3 bd · 4 ba · 3,192 sqft
• 1600 harbor sound drive, Longboat Key 34228 $11,900,000 · 5 bd · 6 ba · 5,689 sqft
• 3301 bayou road, Longboat Key 34228 $1,250,000 · 4 bd · 3 ba · 2,827 sqft
• 500 harbor cove circle, Longboat Key 34228 $12,250,000 · 5 bd · 6 ba · 5,120 sqft