Key Biscayne Florida 880 Harbor Dr Key Biscayne, FL 33149 – $15,450,000 880 Harbor Dr Key Biscayne, FL 33149 For Sale 7 beds 9 baths 7,495 sqft For Sale : $15,450,000 Brigitte Nachtigall (305) 710-9664 880 Harbor Dr Key BiscayneFL 33149House for saleWaterfront
