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United States Demographics Profile 2018

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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
male: 37 years
female: 39.5 years (2018 est.)
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
3.9 migrant(s)/1,000 population (2017 est.)
Urbanization
urban population: 82.3% of total population (2018)
rate of urbanization: 0.95% annual rate of change (2015-20 est.)
Major cities - population
18.819 million New York-Newark, 12.458 million Los Angeles-Long Beach-Santa Ana, 8.864 million Chicago, 6.115 million Houston, 5.817 million Miami, 5.207 million WASHINGTON, D.C. (capital) (2018)
Sex ratio
at birth: NA (2017 est.)
0-14 years: 1.04 male(s)/female (2017 est.)
15-24 years: 1.05 male(s)/female (2017 est.)
25-54 years: 1 male(s)/female (2017 est.)
55-64 years: 0.93 male(s)/female (2017 est.)
65 years and over: 0.79 male(s)/female (2017 est.)
total population: 0.97 male(s)/female (2017 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 (2018 est.)
female: 5.2 deaths/1,000 live births (2018 est.)
Life expectancy at birth
total population: 80.1 years (2018 est.)
male: 77.8 years (2018 est.)
female: 82.3 years (2018 est.)
Total fertility rate
1.87 children born/woman (2017 est.)
Contraceptive prevalence rate
72.7% (2013/15)

note: percent of women aged 15-44

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: 17 years (2014)
male: 16 years (2014)
female: 17 years (2014)
Education expenditures
5% of GDP (2014)
Maternal mortality rate
14 deaths/100,000 live births (2015 est.)
Children under the age of 5 years underweight
0.5% (2012)
Health expenditures
17.1% of GDP (2014)
Physicians density
2.57 physicians/1,000 population (2014)
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 March 17, 2019

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