The Tacoma Public Library system serves residents of Tacoma, Washington. It operates eight library branches, which include a central library in downtown Tacoma, two regional locations in north and south Tacoma, and in five neighborhoods. The Tacoma library has nearly 150,000 registered users, and over 2 million items in circulation. Tacoma Public Library System serves a population of 198,100 people. The Main, or central, library is one of 43 Carnegie libraries built in the state of Washington.