Iran (Islamic Republic of) Population Pyramid 1957
Iran (Islamic Republic of) in 1957
In 1957, Iran (Islamic Republic of) had a total population of 19,726,842 people. With a median age of 20.2 years, Iran (Islamic Republic of) had a youth dependency ratio of 75.7 and an old-age dependency ratio of 8.3 per 100 people of working age.
The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
In 2023 women in Iran (Islamic Republic of) had on average 1.70 children, below the replacement level of 2.1.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 77.7 years in 2023: 79.6 for women and 75.8 for men.
Source: World Bank World Development Indicators, latest available year.
3,828,929 immigrants live in Iran (Islamic Republic of), 4.2% of the population.
| Afghanistan | 3,752,317 |
| Iraq | 55,516 |
| Pakistan | 12,822 |
| Azerbaijan | 4,882 |
| Turkmenistan | 1,992 |
1,733,031 people born in Iran (Islamic Republic of) live in other countries.
| United States of America | 431,405 |
| Germany | 283,454 |
| Canada | 205,304 |
| Turkey | 199,735 |
| United Kingdom | 124,200 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Iran (Islamic Republic of) | 19,726,842 | 20.2 | |
| Nepal | 9,598,035 | 19.6 | |
| Sri Lanka | 9,000,997 | 19.8 | |
| Afghanistan | 8,588,335 | 19.1 | |
| Bhutan | 205,901 | 18.6 |





