Buying a home in Thornton, Illinois does not have to be difficult - Homes.com makes home buying a breeze. With 19 homes for sale in Thornton, Illinois, you can search by price, bedrooms, neighborhood, and even by property type. Search Thornton homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Thornton school data, neighborhood information, find Thornton real estate agents, and research home values in Thornton, IL. Homes.com has everything you need but the house keys.