Buying a home in Duck Key, Florida does not have to be difficult - Homes.com makes home buying a breeze. With 441 homes for sale in Duck Key, Florida, you can search by price, bedrooms, neighborhood, and even by property type. Search Duck Key homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Duck Key school data, neighborhood information, find Duck Key real estate agents, and research home values in Duck Key, FL. Homes.com has everything you need but the house keys.