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Age and Sex

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Age and Sex

Understanding a population’s age and sex composition yields insights into changing phenomena and highlights future social and economic challenges.

Featured

America Counts Story

An Aging U.S. Population With Fewer Children in 2020

The age profiles of states and communities don’t always mirror the national picture.

How Has Our Nation's Population Changed?

See how the total population and race and ethnicity groups have changed over time for the nation, states, metropolitan areas, micropolitan areas, and counties.

Age and Sex Composition: 2020

This report presents key findings from the 2020 Census on the age and sex composition of the U.S. population as well as changes between 2010 and 2020.

News

Census Bureau Seeks Public Comment on Test of SOGI Questions

The U.S. Census Bureau published a Federal Register notice asking for public comment on a proposed test of SOGI questions on the ACS.

Census Bureau Releases 2022 Congressional Election Voting Report

The voter registration rate (69.1%) for the 2022 congressional election was the highest registration rate of a midterm election in 30 years.

2023 Population Estimates by Age and Sex

The Census Bureau today released a downloadable file containing estimates of the nation’s resident population by sex and single year of age as of July 1, 2023.

America Counts

America Counts Story

Dual Health Insurance Coverage Declining For Adults Age 65 and Over

Rates of dual health coverage — private health insurance and Medicare — decreased from 2017 to 2022 for adults age 65 and older regardless of employment status.

America Counts Story

The Share of Coupled Households in Your County and the Nation

New data visualization shows types of coupled households at the county level.

America Counts Story

College Hoops Craze Captivates the Nation

From courtside to the classroom, March Madness takes college towns by storm. Test your college knowledge with our new Population Bracketology games.

Visualizations

State and County Net Coverage Error Estimates for Children Aged 0–4

This visualization shows the difference between the census count of a population and the Demographic Analysis (DA).

Women's Earnings

This graphic shows median earnings of full-time, year-round workers in the past 12 months by sex and occupation.

Ownership Share of all Businesses by Demographics

View ownership share of all businesses by sex, ethnicity, minority status, and veteran status for 2018 to 2020.

Publications

The Foreign-Born Population in the United States: 2022

This report provides an overview of the foreign-born population residing in the United States, highlighting select demographic and socioeconomic characteristics

Age and Sex Composition: 2020

This report presents key findings from the 2020 Census on the age and sex composition of the U.S. population as well as changes between 2010 and 2020.

The Older Population: 2020

This report describes the older population of the United States in 2020, with comparisons to the 2000 and 2010 Censuses.

Other Subtopics Within 'Population'

Ancestry

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.

Children

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.

International

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

Language Use

Language use, English-speaking ability, and linguistic isolation data are collected in the ACS.

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.

Race

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.

Racial and Ethnic Diversity

The concept of racial and ethnic diversity refers to the representation and relative size of different racial and ethnic groups within a population.

Sexual Orientation & Gender Identity (SOGI)

U.S. Census Bureau data on these topics can help measure the growing diverse, lesbian, gay, bisexual, transgender, and queer (LGBTQ+) populations.

Veterans

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

Page Last Revised - March 28, 2023

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