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United States Demographics Profile 2018

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Population326,625,791 (July 2017 est.)
Age structure0-14 years: 18.73% (male 31,255,995/female 29,919,938)
15-24 years: 13.27% (male 22,213,952/female 21,137,826)
25-54 years: 39.45% (male 64,528,673/female 64,334,499)
55-64 years: 12.91% (male 20,357,880/female 21,821,976)
65 years and over: 15.63% (male 22,678,235/female 28,376,817) (2017 est.)
Dependency ratiostotal dependency ratio: 51.2
youth dependency ratio: 29
elderly dependency ratio: 22.1
potential support ratio: 4.5 (2015 est.)
Median agetotal: 38.1 years
male: 36.8 years
female: 39.4 years (2017 est.)
Population growth rate0.81% (2017 est.)
Birth rate12.5 births/1,000 population (2017 est.)
Death rate8.2 deaths/1,000 population (2017 est.)
Net migration rate3.9 migrant(s)/1,000 population (2017 est.)
Urbanizationurban population: 82% of total population (2017)
rate of urbanization: 0.99% annual rate of change (2015-20 est.)
Major cities - populationNew York-Newark 18.593 million; Los Angeles-Long Beach-Santa Ana 12.31 million; Chicago 8.745 million; Miami 5.817 million; Dallas-Fort Worth 5.703 million; WASHINGTON, D.C. (capital) 4.955 million (2015)
Sex ratioat birth: NA
0-14 years: 1.04 male(s)/female
15-24 years: 1.05 male(s)/female
25-54 years: 1 male(s)/female
55-64 years: 0.93 male(s)/female
65 years and over: 0.79 male(s)/female
total population: 0.97 male(s)/female (2016 est.)
Mother's mean age at first birth26.4 years (2015 est.)
Infant mortality ratetotal: 5.8 deaths/1,000 live births
male: 6.3 deaths/1,000 live births
female: 5.3 deaths/1,000 live births (2017 est.)
Life expectancy at birthtotal population: 80 years
male: 77.7 years
female: 82.2 years (2017 est.)
Total fertility rate1.87 children born/woman (2017 est.)
Contraceptive prevalence rate74.1%
note: percent of women aged 15-44 (2011/13)
HIV/AIDS - adult prevalence rateNA
HIV/AIDS - people living with HIV/AIDSNA
HIV/AIDS - deathsNA
Drinking water sourceimproved:
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 accessimproved:
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 (2015 est.)
Nationalitynoun: American(s)
adjective: American
Ethnic groupswhite 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 estimate)
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
ReligionsProtestant 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.)
LanguagesEnglish 79%, Spanish 13%, other Indo-European 3.7%, Asian and Pacific island 3.4%, other 1% (2015 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: 17 years
male: 16 years
female: 17 years (2014)
Education expenditures4.9% of GDP (2013)
Maternal mortality rate14 deaths/100,000 live births (2015 est.)
Children under the age of 5 years underweight0.5% (2012)
Health expenditures17.1% of GDP (2014)
Physicians density2.55 physicians/1,000 population (2013)
Hospital bed density2.9 beds/1,000 population (2011)
Obesity - adult prevalence rate36.2% (2016)

Source: CIA World Factbook
This page was last updated on January 20, 2018

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