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The United States Census, from 1790 to 2010, is one of the most important and richest collection of data and statistics about American history, culture, society and economy. But there are statistics collected by other organizations and government bodies that will also be useful.
Search or browse U.S. Census forms as filled in by door-to-door census takers, 1790-1930. (Not all years indexed yet.) Also includes 25,000 books of local and family history, genealogy, other documents and index to genealogy and local history periodicals
Comprehensive survey and tabulation of historical statistics from government agencies and other sources, covering all aspects of US population and economy. First revision of the classic 1975 edition. View tables or download as Excel files
1935-present. Located at the University of Connecticut, the Roper Center is the principal archive for summary-level (aggregate) and micro-level (raw) public opinion survey data from the major polling organizations in the United States and other nations
1790-2006. This site combines data from the U.S. Census of Population and Housing & the American Community Survey (ACS) with a user friendly interface allowing the creation of maps & statistical tables. Census Tract boundaries are available back to 1940.[
The authoritative annual summary of statistics on social, political and economic organization of the United States, gathered by the Census Bureau, Bureau of Labor Statistics, and many other agencies and private sources. Last year available on this website: 2012.
Authoritative and comprehensive summary of statistics on the social, political, and economic conditions of the United States. The online version includes monthly updates to tables. This database replaces the previously-free Census Bureau publication (1878-2012). It uses many of the same, along with additional, data sources as the earlier editions.
Access to 4 databases (Voyages, Estimates, Images, and African Names) with information on almost 35,000 slaving voyages transporting over 10 million Africans between the 16th and 19th centuries." Data includes summary statistics, timelines, graphs, maps