Buying a home in Granite County, Montana doesn't have to be difficult - Homes.com makes home buying a breeze. With 241 homes for sale in Granite County, Montana, you can search by price, bedrooms, neighborhood, and even by property type. Search Granite County homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Granite County school data, neighborhood information, find Granite County real estate agents, and research home values in Granite County, MT. Homes.com has everything you need but the house keys.