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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.
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.
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.
Language use, English-speaking ability, and linguistic isolation data are collected in the ACS.
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.
Annual estimates for the U.S., states, counties, cities, etc. Components of population change (births, deaths and migration) for U.S., states and counties.
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.