| Population | 329,256,465 (July 2018 est.) |
| Age structure | 0-14 years: 18.62% (male 31,329,121 /female 29,984,705) 15-24 years: 13.12% (male 22,119,340 /female 21,082,599) 25-54 years: 39.29% (male 64,858,646 /female 64,496,889) 55-64 years: 12.94% (male 20,578,432 /female 22,040,267) 65 years and over: 16.03% (male 23,489,515 /female 29,276,951) (2018 est.) |
| Dependency ratios | total dependency ratio: 51.2 (2015 est.) youth dependency ratio: 29 (2015 est.) elderly dependency ratio: 22.1 (2015 est.) potential support ratio: 4.5 (2015 est.) |
| Median age | total: 38.2 years (2018 est.) male: 37 years female: 39.5 years |
| Population growth rate | 0.8% (2018 est.) |
| Birth rate | 12.4 births/1,000 population (2018 est.) |
| Death rate | 8.2 deaths/1,000 population (2018 est.) |
| Net migration rate | 3.8 migrant(s)/1,000 population (2018 est.) |
| Urbanization | urban population: 82.5% of total population (2019) rate of urbanization: 0.95% annual rate of change (2015-20 est.) |
| Major cities - population | 18.805 million New York-Newark, 12.448 million Los Angeles-Long Beach-Santa Ana, 8.862 million Chicago, 6.245 million Houston, 6.201 million Dallas-Fort Worth, 5.264 million WASHINGTON, D.C. (capital) (2019) |
| Sex ratio | at birth: 1.05 male(s)/female NA 0-14 years: 1.04 male(s)/female 15-24 years: 1.05 male(s)/female 25-54 years: 1.01 male(s)/female 55-64 years: 0.93 male(s)/female 65 years and over: 0.8 male(s)/female total population: 0.97 male(s)/female (2018 est.) |
| Mother's mean age at first birth | 26.4 years (2015 est.) |
| Infant mortality rate | total: 5.7 deaths/1,000 live births (2018 est.) male: 6.2 deaths/1,000 live births female: 5.2 deaths/1,000 live births |
| Life expectancy at birth | total population: 80.1 years (2018 est.) male: 77.8 years female: 82.3 years |
| Total fertility rate | 1.87 children born/woman (2017 est.) |
| Contraceptive prevalence rate | 75.9% (2015/17) |
| HIV/AIDS - adult prevalence rate | NA |
| HIV/AIDS - people living with HIV/AIDS | NA |
| HIV/AIDS - deaths | NA |
| Drinking water source | improved: urban: 99.4% of population rural: 98.2% of population total: 99.2% of population unimproved: urban: 0.6% of population rural: 1.8% of population total: 0.8% of population (2015 est.) |
| Sanitation facility access | improved: urban: 100% of population (2015 est.) rural: 100% of population (2015 est.) total: 100% of population (2015 est.) unimproved: urban: 0% of population (2015 est.) rural: 0% of population (2015 est.) total: 0% of population (2015 est.) |
| 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 |
| 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.) |
| 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 |
| School life expectancy (primary to tertiary education) | total: 16 years male: 16 years female: 17 years (2016) |
| Education expenditures | 5% of GDP (2014) |
| Maternal mortality rate | 19 deaths/100,000 live births (2017 est.) |
| Children under the age of 5 years underweight | 0.5% (2012) |
| Health expenditures | 16.8% (2015) |
| Physicians density | 2.59 physicians/1,000 population (2016) |
| Hospital bed density | 2.9 beds/1,000 population (2013) |
| Obesity - adult prevalence rate | 36.2% (2016) |
Source: CIA World Factbook
This page was last updated on December 7, 2019
