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Language Use

Most people in the United States speak English and most governmental functions are in English. The bureau collects data on language use to know what languages to use, and where, to get information to people about public health, voting, and safety.




Working Papers

Other Subtopics Within 'Population'

Age and Sex

Focusing on a population’s age and sex composition is one of the most basic ways to understand population change over time.


Ancestry refers to a person’s ethnic origin or descent, "roots," or heritage, or the place of birth of the person or the person’s parents or ancestors.


All Census Bureau demographic surveys collect information about children. The information collected varies.

Computer and Internet Use

The U.S. Census Bureau has been collecting data on computers and Internet use sporadically since 1984.

Foreign Born

The foreign-born population includes anyone who is not a U.S. citizen at birth, including those who have become U.S. citizens through naturalization.

Hispanic Origin

People who identify with the terms “Hispanic” or “Latino” are those who classify themselves in one of the specific Hispanic or Latino categories.


The U.S. Census Bureau conducts demographic, economic, and geographic studies of other countries and strengthens statistical development around the world.

Migration/Geographic Mobility

Geographical Mobility/Migration refers to movement of people within US from one location to another at various geographic levels.

Older Population and Aging

Detailed information and statistics on population older population and aging.

Population Estimates

Annual estimates for the U.S., states, counties, cities, etc. Components of population change (births, deaths and migration) for U.S., states and counties.

Population Projections

The Population Projections Program produces population estimates for future dates. Projections include assumptions about future births, deaths, and migration.


The data on race and ethnicity were derived from answers to the question on race and ethnicity that was asked of individuals in the United States.


The U.S. Census Bureau currently collects data on veterans of the Armed Forces using the ACS, CPS, and SIPP.

Page Last Revised - July 6, 2022
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