States and Local Areas : National Data Book (U.S. Census Bureau)
http://www.census.gov/compendia/databooks

Statistical data (in PDF and excel formats) from most recent State and Metropolitan Area Data Book and most recent County and City Data Book. Features more than than 1,500 data items for the United States and individual states, counties and metropolitan areas from a variety of sources. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This will be added to Statistics Resources Subject Tracer™.