provides the complete content, in PDF format, of the Atlas, a large-format publication about 300 pages long and containing almost 800 maps. Data from decennial censuses prior to 2000 support nearly 150 maps and figures, providing context and an historical perspective for many of the topics presented.
data presented here ranges from our most recent census to the historical decennial census conducted throughout the decades. Some of the data were scanned as an effort to make historical census information available to the public.
made available by Social Explorer, the site provides a free collection of historical census data maps and reports on the United States from 1940 to 2000.
The U.S. Census counts every resident in the United States. It is mandated by Article I, Section 2 of the Constitution and takes place every 10 years. The data collected by the decennial census determine the number of seats each state has in the U.S. House of Representatives and is also used to distribute billions in federal funds to local communities.