Buying a home in Columbiana County, Ohio doesn't have to be difficult - Homes.com makes home buying a breeze. With 789 homes for sale in Columbiana County, Ohio, you can search by price, bedrooms, neighborhood, and even by property type. Search Columbiana County homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Columbiana County school data, neighborhood information, find Columbiana County real estate agents, and research home values in Columbiana County, OH. Homes.com has everything you need but the house keys.