Buying a home in Preston, Iowa does not have to be difficult - Homes.com makes home buying a breeze. With 5 homes for sale in Preston, Iowa, you can search by price, bedrooms, neighborhood, and even by property type. Search Preston homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Preston school data, neighborhood information, find Preston real estate agents, and research home values in Preston, IA. Homes.com has everything you need but the house keys.