The population of Iran (Islamic Republic of) is expected to grow by 539,000 in 2025 and reach 87,226,000 in 2026. Migration (including immigration and emigration) decreases population by 40,000 people yearly. On average there are 970,595 births and 412,575 deaths in Iran per year. Rate of natural increase is approximately 0.64 percent per year. The population density of Iran has changed from 23.7 in 1980 to 52.6 in 2023.
| Current population | 86,888,992 people at present (Sunday 27th of April 2025) | |
| Median Age | 34.7 years |
| Life expectancy | 77.8 years | |
| Population density | 53.3 per km2 |
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2025 | 86,730,000 | 539,000 (0.6%) | -40,000 | 34.7 | 1.51 | 53 | 67,435,000 (77.8%) |
| 2024 | 86,191,000 | 582,000 (0.7%) | -40,000 | 34.2 | 53 | 66,694,000 (77.4%) | |
| 2023 | 85,609,000 | 627,000 (0.7%) | -40,000 | 33.8 | 53 | 65,912,000 (77.0%) | |
| 2022 | 84,982,000 | 674,000 (0.8%) | -40,000 | 33.4 | 52 | 65,088,000 (76.6%) | |
| 2021 | 84,308,000 | 721,000 (0.9%) | -40,000 | 33.0 | 52 | 64,222,000 (76.2%) | |
| 2020 | 83,587,000 | 766,000 (0.9%) | -40,000 | 32.6 | 1.57 | 51 | 63,313,000 (75.7%) |
| 2019 | 0 | 0 (0.0%) | -55,000 | 32.2 | 1.59 | 51 | 62,365,000 (75.3%) |
| 2018 | 0 | 0 (0.0%) | -55,000 | 31.8 | 1.62 | 50 | 61,379,000 (74.8%) |
| 2017 | 0 | 0 (0.0%) | -55,000 | 31.5 | 1.64 | 50 | 60,359,000 (74.4%) |
| 2016 | 0 | 0 (0.0%) | -55,000 | 31.1 | 1.66 | 49 | 59,308,161 (73.9%) |
| 2015 | 79,360,487 | 949,395 (1.2%) | -55,000 | 30.8 | 1.69 | 49 | 58,230,757 (73.4%) |
| 2010 | 74,567,511 | 879,946 (1.2%) | -80,000 | 29.4 | 1.77 | 46 | 52,664,050 (70.6%) |
| 2005 | 70,421,811 | 804,711 (1.1%) | -109,853 | 27.9 | 1.83 | 43 | 47,575,567 (67.6%) |
| 2000 | 66,131,854 | 1,069,194 (1.6%) | -14,061 | 25.3 | 2.21 | 41 | 42,352,162 (64.0%) |
| 1995 | 60,575,644 | 850,519 (1.4%) | 123,059 | 23.5 | 3.22 | 37 | 36,488,345 (60.2%) |
| 1990 | 56,226,185 | 1,449,071 (2.6%) | -419,201 | 22.3 | 4.82 | 35 | 31,672,210 (56.3%) |
| 1985 | 47,342,702 | 1,867,994 (4.0%) | 268,875 | 22.1 | 6.22 | 29 | 25,278,636 (53.4%) |
| 1980 | 38,668,220 | 1,415,561 (3.7%) | 403,884 | 22.6 | 6.48 | 24 | 19,215,399 (49.7%) |
| 1975 | 32,730,554 | 945,054 (2.9%) | 83,999 | 22.9 | 6.21 | 20 | 14,973,247 (45.7%) |
| 1970 | 28,514,010 | 748,767 (2.6%) | 15,527 | 23.1 | 6.44 | 18 | 11,751,194 (41.2%) |
| 1965 | 24,955,115 | 647,030 (2.6%) | 10,351 | 23.3 | 6.83 | 15 | 9,250,362 (37.1%) |
| 1960 | 21,906,903 | 573,515 (2.6%) | -1,568 | 23.9 | 6.93 | 14 | 7,390,294 (33.7%) |
In 2024 the population of Iran was 86,191,000 and the average age increased from 23.9 in 1960 to 34.2. Urban population has increased from 42,352,162 (64.0%) in 2000 to 67,435,000 (77.8%) in the current year. The population density of Iran has changed from 23.7 in 1980 to 52.6 in 2023.
| Year | Population | Year change | Migrants | Median age | Fertility rate | Density (Ppl/km2) | Urban population |
|---|---|---|---|---|---|---|---|
| 2020 | 0 | 0 (0.0%) | -40,000 | 32.6 | 1.57 | 51 | 63,313,000 (75.7%) |
| 2025 | 86,730,000 | 539,000 (0.6%) | -40,000 | 34.7 | 1.51 | 53 | 67,435,000 (77.8%) |
| 2030 | 88,863,000 | 370,000 (0.4%) | -40,000 | 37.0 | 1.50 | 55 | 70,580,000 (79.4%) |
| 2035 | 90,479,000 | 303,000 (0.3%) | -40,000 | 39.3 | 1.54 | 56 | 73,092,000 (80.8%) |
| 2040 | 91,899,000 | 269,000 (0.3%) | -40,000 | 41.2 | 1.57 | 56 | 75,242,000 (81.9%) |
| 2045 | 93,045,000 | 189,000 (0.2%) | -40,000 | 42.8 | 1.61 | 57 | 77,123,000 (82.9%) |
| 2050 | 93,553,000 | 34,000 (0.0%) | -40,000 | 44.3 | 1.63 | 57 | 78,450,000 (83.9%) |
The life expectancy at birth should reach 82.2 (81.3 years for male and 83.1 years for females). Population density will go up to 57.4 people per square kilometer.
The demographics of Iran constitutes of 43,201,000 women and 43,529,000 men, which means there are 1,008 men per 1000 women. As far as age distribution goes, 28.5% of population (24,726,723) is 19 or younger, 63.6% of population (55,160,280) is between age 20 and 64 and 7.9% of population (6,842,997) is over 65.