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Research Guides

U.S. Decennial Census: Census by Decade

Decade by decade information about how to access and use U.S. Census reports.

1790 Census Form

1790 census form

Image courtesy of the U.S. Census Bureau.

Guide to Census Research

The Decennial Census has been taken every ten years since 1790. It provides a wealth of information about the population.

Census By Decade

1790  1800  1810  1820  1830  1840  1850  1860  1870  1880  1890  1900

1910  1920  1930  1940  1950  1960  1970  1980  1990  2000  2010 2020

Contact

Need help? Call the Government Publications, Maps, Microforms & Newspapers help desk at (206) 543-4164 during desk hours. You can also consult the 24/7 Ask Us! reference service.