Buying a home in Quincy, Illinois does not have to be difficult - Homes.com makes home buying a breeze. With 157 homes for sale in Quincy, Illinois, you can search by price, bedrooms, neighborhood, and even by property type. Search Quincy homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Quincy school data, neighborhood information, find Quincy real estate agents, and research home values in Quincy, IL. Homes.com has everything you need but the house keys.