| Population | 83,024,745 (July 2018 est.) |
| Age structure | 0-14 years: 24.23% (male 10,291,493 /female 9,823,838)
15-24 years: 14.05% (male 5,973,320 /female 5,689,501)
25-54 years: 48.86% (male 20,698,748 /female 19,863,223)
55-64 years: 7.39% (male 3,022,134 /female 3,113,443)
65 years and over: 5.48% (male 2,111,390 /female 2,437,655) (2018 est.) |
| Dependency ratios | total dependency ratio: 40.2 (2015 est.)
youth dependency ratio: 33.1 (2015 est.)
elderly dependency ratio: 7.1 (2015 est.)
potential support ratio: 14.2 (2015 est.) |
| Median age | total: 30.8 years (2018 est.)
male: 30.5 years
female: 31 years |
| Population growth rate | 1.19% (2018 est.) |
| Birth rate | 17.4 births/1,000 population (2018 est.) |
| Death rate | 5.3 deaths/1,000 population (2018 est.) |
| Net migration rate | -0.2 migrant(s)/1,000 population (2018 est.) |
| Urbanization | urban population: 75.4% of total population (2019)
rate of urbanization: 1.71% annual rate of change (2015-20 est.) |
| Major cities - population | 9.014 million TEHRAN (capital), 3.152 million Mashhad, 2.086 million Esfahan, 1.628 million Shiraz, 1.581 million Karaj, 1.596 million Tabriz (2019) |
| Sex ratio | at birth: 1.05 male(s)/female
0-14 years: 1.05 male(s)/female
15-24 years: 1.05 male(s)/female
25-54 years: 1.04 male(s)/female
55-64 years: 0.97 male(s)/female
65 years and over: 0.87 male(s)/female
total population: 1.03 male(s)/female (2018 est.) |
| Infant mortality rate | total: 15.5 deaths/1,000 live births (2018 est.)
male: 16.6 deaths/1,000 live births
female: 14.4 deaths/1,000 live births |
| Life expectancy at birth | total population: 74.2 years (2018 est.)
male: 72.8 years
female: 75.6 years |
| Total fertility rate | 1.96 children born/woman (2018 est.) |
| Contraceptive prevalence rate | 77.4% (2010/11) |
| HIV/AIDS - adult prevalence rate | 0.1% (2018 est.) |
| HIV/AIDS - people living with HIV/AIDS | 61,000 (2018 est.) |
| HIV/AIDS - deaths | 2,600 (2018 est.) |
| Drinking water source | improved: urban: 97.7% of population
rural: 92.1% of population
total: 96.2% of population
unimproved: urban: 2.3% of population
rural: 7.9% of population
total: 3.8% of population (2015 est.) |
| Sanitation facility access | improved: urban: 92.8% of population (2015 est.)
rural: 82.3% of population (2015 est.)
total: 90% of population (2015 est.)
unimproved: urban: 7.2% of population (2015 est.)
rural: 17.7% of population (2015 est.)
total: 10% of population (2015 est.) |
| Major infectious diseases | degree of risk: intermediate (2016)
food or waterborne diseases: bacterial diarrhea (2016)
vectorborne diseases: Crimean-Congo hemorrhagic fever (2016) |
| Nationality | noun: Iranian(s)
adjective: Iranian |
| Ethnic groups | Persian, Azeri, Kurd, Lur, Baloch, Arab, Turkmen and Turkic tribes |
| Religions | Muslim (official) 99.4% (Shia 90-95%, Sunni 5-10%), other (includes Zoroastrian, Jewish, and Christian) 0.3%, unspecified 0.4% (2011 est.) |
| Languages | Persian (official), Azeri Turkic and Turkic dialects, Kurdish, Gilaki and Mazandarani, Luri, Balochi, Arabic |
| Literacy | definition: age 15 and over can read and write
total population: 85.5%
male: 90.4%
female: 80.8% (2016 est.) |
| School life expectancy (primary to tertiary education) | total: 15 years
male: 15 years
female: 15 years (2015) |
| Education expenditures | 3.8% of GDP (2017) |
| Maternal mortality rate | 16 deaths/100,000 live births (2017 est.) |
| Children under the age of 5 years underweight | 4.1% (2011) |
| Health expenditures | 7.6% (2015) |
| Physicians density | 1.14 physicians/1,000 population (2015) |
| Hospital bed density | 0.2 beds/1,000 population (2014) |
| Obesity - adult prevalence rate | 25.8% (2016) |
FJ 
