Buying a home in Richland County, Illinois doesn't have to be difficult - Homes.com makes home buying a breeze. With 56 homes for sale in Richland County, Illinois, you can search by price, bedrooms, neighborhood, and even by property type. Search Richland County homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Richland County school data, neighborhood information, find Richland County real estate agents, and research home values in Richland County, IL. Homes.com has everything you need but the house keys.