Buying a home in Massac County, Illinois doesn't have to be difficult - Homes.com makes home buying a breeze. With 150 homes for sale in Massac County, Illinois, you can search by price, bedrooms, neighborhood, and even by property type. Search Massac County homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Massac County school data, neighborhood information, find Massac County real estate agents, and research home values in Massac County, IL. Homes.com has everything you need but the house keys.