38
$19,900,000
5 bd · 4 ba · 3,085 sqft
520 S Mashta Dr, Key Biscayne, FL
Maureen Jauregui · Coldwell Banker Realty
5 Bedroom Homes in Key Biscayne, FL
Hide Map5 Bedroom Homes in Key Biscayne, FL
5 Listings
38$19,900,000
5 bd · 4 ba · 3,085 sqft
520 S Mashta Dr, Key Biscayne, FL
Maureen Jauregui · Coldwell Banker Realty
47$18,500,000
5 bd · 6 ba · 4,566 sqft
799 Crandon Blvd Ph-8, Key Biscayne, FL
Natalia Anda · Coldwell Banker Realty
Price Reduced93$17,900,000
5 bd · 6 ba · 4,764 sqft
350 Ocean Dr Lph2N, Key Biscayne, FL
Giulietta Ulloa · BHHS EWM Realty
82$237,000,000
5 bd · 9 ba · 11,528 sqft
485 W Matheson Dr, Key Biscayne, FL
Jill Eber · Coldwell Banker Realty
52$18,900,000
5 bd · 6 ba · 8,435 sqft
445 Grand Bay Drive Ph-1a, Key Biscayne, FL
Brigitte Nachtigall · One Sotheby's International Realty
MIAMI REALTORS MLSSource: HJN community data
September 2026 · This period is still settling
Selling at 94.8% of asking price
Buyers here are paying below asking. MLS · 12 sales · as of Sep 25, 2026