https://en.wikipedia.org/wiki/Demography_of_the_United_States

The United States is the third most populous country in the world with an estimated population ... to the Census Bureau's estimation for 2012, 50.4% of American children under the age of 1 belonged to racial and ethnic minority groups.

https://www.census.gov/prod/cen2010/briefs/c2010br-03.pdf

Source: U.S. Census Bureau, 2010 Census questionnaire. ..... Table 3. Population by Sex and Selected Age Groups for the United States, Regions, States, and.

https://www.census.gov/newsroom/press-releases/2018/pop-characteristics.html

Apr 19, 2018 ... APRIL 19, 2018 — A downloadable file containing estimates of the resident U.S. population by single year of age and sex is now available at ...

https://www.kff.org/other/state-indicator/distribution-by-age/

Population Distribution by Age ... United States ..... Population and demographic data on are based on analysis of the Census Bureau's American Community ...

http://censusreporter.org/profiles/01000us-united-states/

Census data for United States (pop. 325719178), including age, race, sex, income, poverty, marital status, education and more. ... Population by age range. 12% ...

https://www.infoplease.com/us/comprehensive-census-data-state/demographic-statistics-342

Demographic Statistics for United States ... SEX AND AGE. Male, 138,053,563, 49.1. Female, 143,368,343 ... In group quarters, 7,778,633, 2.8. Institutionalized ...

https://www.statista.com/statistics/241488/population-of-the-us-by-sex-and-age/

There were about 11.35 million males between the ages of 20 and 24-years-old in the United States in 2017. In the same year, there were about about 10.77 ...

http://worldpopulationreview.com/countries/united-states-population/

According to the US Census Bureau's population clock, the estimated 2018 ... in the country along with gathering basic information, including age, sex, and race. ... and although whites will remain the single largest racial group in the US, they ...

https://www.indexmundi.com/united_states/age_structure.html

Definition: This entry provides the distribution of the population according to age. Information is included by sex and age group as follows: 0-14 years (children), ...

https://www.childstats.gov/americaschildren/demo.asp

Understanding the changing demographic characteristics of America's children is ... POP1: Number of children ages 0–17 in the United States, 1950–2017 and ... children in the 0–5 age group (23.9 million) than in the 6–11 age group (24.7 ...