Free public access to United States government documents in a federal depository library is guaranteed by law (44 USC §1911). While UC Berkeley houses one of the most comprehensive collections of U.S. government documents in the country, the Library is one of over a thousand Federal Depository Libraries across the United States, and one of several Federal Depository Libraries in the San Francisco Bay Area.
The below links and databases can provide information on a variety of population and demographic information. If you are new to the U.S. Census, see the Library's Getting Started with the U.S. Census guide.
The below databases provide current and historic demograpic statistics and are UCB Only.