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The U.S. Decennial Census

A guide to the U.S. Census that is done every 10 years (Decennial)


What is the Decennial Census?

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.

Why is the Decennial Census Important?

The data collected by the decennial census is used to:

determine the number of seats each state has in the U.S. House of Representatives

distribute billions in federal funds for education, transportation, social services, etc., to local communities.

Why Take a Census?

View the video "The Census in the Constitution."

How has the U.S. Census changed over the years?

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