Buying a home in Grain Valley, Missouri does not have to be difficult - Homes.com makes home buying a breeze. With 87 homes for sale in Grain Valley, Missouri, you can search by price, bedrooms, neighborhood, and even by property type. Search Grain Valley homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Grain Valley school data, neighborhood information, find Grain Valley real estate agents, and research home values in Grain Valley, MO. Homes.com has everything you need but the house keys.