| Population | 334,998,398 (July 2021 est.) note: the US Census Bureau's 2020 census results show the US population as 331,449,281 as of 1 April 2020 |
| Nationality | noun: American(s) adjective: American |
| Ethnic groups | White 72.4%, Black 12.6%, Asian 4.8%, Amerindian and Alaska Native 0.9%, Native Hawaiian and other Pacific Islander 0.2%, other 6.2%, two or more races 2.9% (2010 est.) note: a separate listing for Hispanic is not included because the US Census Bureau considers Hispanic to mean persons of Spanish/Hispanic/Latino origin including those of Mexican, Cuban, Puerto Rican, Dominican Republic, Spanish, and Central or South American origin living in the US who may be of any race or ethnic group (White, Black, Asian, etc.); an estimated 16.3% of the total US population is Hispanic as of 2010 |
| Languages | English only 78.2%, Spanish 13.4%, Chinese 1.1%, other 7.3% (2017 est.) note: data represent the language spoken at home; the US has no official national language, but English has acquired official status in 32 of the 50 states; Hawaiian is an official language in the state of Hawaii, and 20 indigenous languages are official in Alaska |
| Religions | Protestant 46.5%, Roman Catholic 20.8%, Jewish 1.9%, Mormon 1.6%, other Christian 0.9%, Muslim 0.9%, Jehovah's Witness 0.8%, Buddhist 0.7%, Hindu 0.7%, other 1.8%, unaffiliated 22.8%, don't know/refused 0.6% (2014 est.) |
| Age structure | 0-14 years: 18.46% (male 31,374,555/female 30,034,371) 15-24 years: 12.91% (male 21,931,368/female 21,006,463) 25-54 years: 38.92% (male 64,893,670/female 64,564,565) 55-64 years: 12.86% (male 20,690,736/female 22,091,808) 65 years and over: 16.85% (male 25,014,147/female 31,037,419) (2020 est.) |
| Dependency ratios | total dependency ratio: 53.9 youth dependency ratio: 28.3 elderly dependency ratio: 25.6 potential support ratio: 3.9 (2020 est.) |
| Median age | total: 38.5 years male: 37.2 years female: 39.8 years (2020 est.) |
| Population growth rate | 0.7% (2021 est.) |
| Birth rate | 12.33 births/1,000 population (2021 est.) |
| Death rate | 8.35 deaths/1,000 population (2021 est.) |
| Net migration rate | 3.03 migrant(s)/1,000 population (2021 est.) |
| Population distribution | large urban clusters are spread throughout the eastern half of the US (particularly the Great Lakes area, northeast, east, and southeast) and the western tier states; mountainous areas, principally the Rocky Mountains and Appalachian chain, deserts in the southwest, the dense boreal forests in the extreme north, and the central prarie states are less densely populated; Alaska's population is concentrated along its southern coast - with particular emphasis on the city of Anchorage - and Hawaii's is centered on the island of Oahu |
| Urbanization | urban population: 82.9% of total population (2021) rate of urbanization: 0.96% annual rate of change (2020-25 est.) |
| Major cities - population | 18.823 million New York-Newark, 12.459 million Los Angeles-Long Beach-Santa Ana, 8.877 million Chicago, 6.491 million Houston, 6.397 million Dallas-Fort Worth, 5.378 million WASHINGTON, D.C. (capital) (2021) |
| Sex ratio | at birth: 1.05 male(s)/female NA 0-14 years: 1.04 male(s)/female 15-24 years: 1.04 male(s)/female 25-54 years: 1.01 male(s)/female 55-64 years: 0.94 male(s)/female 65 years and over: 0.81 male(s)/female total population: 0.97 male(s)/female (2020 est.) |
| Mother's mean age at first birth | 27 years (2019 est.) |
| Maternal mortality rate | 19 deaths/100,000 live births (2017 est.) |
| Infant mortality rate | total: 5.22 deaths/1,000 live births male: 5.61 deaths/1,000 live births female: 4.81 deaths/1,000 live births (2021 est.) |
| Life expectancy at birth | total population: 80.43 years male: 78.18 years female: 82.65 years (2021 est.) |
| Total fertility rate | 1.84 children born/woman (2021 est.) |
| Contraceptive prevalence rate | 73.9% (2017/19) |
| Drinking water source | improved: urban: 100% of population rural: 97% of population total: 99% of population unimproved: urban: 0% of population rural: 3% of population total: 1% of population (2017 est.) |
| Health expenditures | 16.9% (2018) |
| Physicians density | 2.61 physicians/1,000 population (2017) |
| Sanitation facility access | improved: urban: 100% of population rural: 100% of population total: 100% of population unimproved: urban: 0% of population rural: 0% of population total: 0% of population (2017 est.) |
| HIV/AIDS - adult prevalence rate | NA |
| HIV/AIDS - people living with HIV/AIDS | NA |
| HIV/AIDS - deaths | NA |
| Obesity - adult prevalence rate | 36.2% (2016) |
| Children under the age of 5 years underweight | 0.4% (2017/18) |
| Education expenditures | 5% of GDP (2014) |
| School life expectancy (primary to tertiary education) | total: 16 years male: 16 years female: 17 years (2018) |
Source: CIA World Factbook
This page was last updated on September 18, 2021
