Buying a home in Buchanan County, Missouri doesn't have to be difficult - Homes.com makes home buying a breeze. With 851 homes for sale in Buchanan County, Missouri, you can search by price, bedrooms, neighborhood, and even by property type. Search Buchanan County homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Buchanan County school data, neighborhood information, find Buchanan County real estate agents, and research home values in Buchanan County, MO. Homes.com has everything you need but the house keys.