Buying a home in Green Valley, Illinois does not have to be difficult - Homes.com makes home buying a breeze. With 13 homes for sale in Green Valley, Illinois, you can search by price, bedrooms, neighborhood, and even by property type. Search Green Valley homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Green Valley school data, neighborhood information, find Green Valley real estate agents, and research home values in Green Valley, IL. Homes.com has everything you need but the house keys.