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Iran population pyramid 2000

66,418,659 people in 2000 (historical estimate). This page shows Iran’s age and sex structure in 2000 and how it differs from 2026.

2000 population
66.4Mhistorical estimate
Median age
20.2 years2026: 34.5
Under age 15
33.6%2026: 21.6%
Age 65+
4.2%2026: 8.9%

Iran population pyramid

2000 · Share of total by five-year age group and sex

Historical estimate
Iran population pyramid for 2000: males on the left and females on the right Male share Female share 100+ males: 21 (0.0%) 100+ females: 60 (0.0%) 100+ 95–99 males: 640 (0.0%) 95–99 females: 1,293 (0.0%) 95–99 90–94 males: 6,066 (0.0%) 90–94 females: 10,332 (0.0%) 90–94 85–89 males: 28,561 (0.0%) 85–89 females: 40,157 (0.1%) 85–89 80–84 males: 88,412 (0.1%) 80–84 females: 120,672 (0.2%) 80–84 75–79 males: 226,435 (0.3%) 75–79 females: 284,529 (0.4%) 75–79 70–74 males: 378,019 (0.6%) 70–74 females: 436,873 (0.7%) 70–74 65–69 males: 563,052 (0.8%) 65–69 females: 603,193 (0.9%) 65–69 60–64 males: 723,573 (1.1%) 60–64 females: 731,874 (1.1%) 60–64 55–59 males: 853,850 (1.3%) 55–59 females: 828,592 (1.2%) 55–59 50–54 males: 1,155,850 (1.7%) 50–54 females: 1,078,254 (1.6%) 50–54 45–49 males: 1,590,727 (2.4%) 45–49 females: 1,459,815 (2.2%) 45–49 40–44 males: 1,921,747 (2.9%) 40–44 females: 1,777,005 (2.7%) 40–44 35–39 males: 2,084,876 (3.1%) 35–39 females: 1,946,040 (2.9%) 35–39 30–34 males: 2,270,159 (3.4%) 30–34 females: 2,147,076 (3.2%) 30–34 25–29 males: 2,542,192 (3.8%) 25–29 females: 2,399,102 (3.6%) 25–29 20–24 males: 3,446,091 (5.2%) 20–24 females: 3,311,511 (5.0%) 20–24 15–19 males: 4,545,369 (6.8%) 15–19 females: 4,530,190 (6.8%) 15–19 10–14 males: 4,758,583 (7.2%) 10–14 females: 4,698,173 (7.1%) 10–14 5–9 males: 3,851,442 (5.8%) 5–9 females: 3,734,396 (5.6%) 5–9 0–4 males: 2,670,564 (4.0%) 0–4 females: 2,573,293 (3.9%) 0–4 10%5% Age 5%10%

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Use the publication-ready SVG, create a high-resolution PNG, or download the complete age-by-sex dataset.

SVG CSV data

Historical estimate

Values for 2000 are UN estimates reconstructed from censuses, surveys, and registration data available up to 2023; earlier years generally carry more uncertainty.

What to notice in 2000

The base had already collapsed: the 0–4 band is little more than half the width of the 10–14 band born in the late 1980s. Read the full analysis of Iran’s pyramid.

Iran age structure in 2000

In 2000, children under 15 made up 33.6% of the population, people aged 15–64 62.2%, and people aged 65 or older 4.2%. On these shares the structure is classed as youthful; see the guide to expansive population pyramids.

The total age dependency ratio was 60.6 (53.9 children and 6.7 people aged 65+ per 100 aged 15–64). The largest five-year groups were 10–14, 15–19, 5–9, which together accounted for 39.3% of the population.

Fertility was 2.00 births per woman and life expectancy at birth 70.2 years. The population changed by +1.55% during the year.

Iran in 2000 compared with 2026

Between 2000 and 2026, Iran’s population grew by 40% and the median age rose by 14.3 years. The table sets the two years side by side; percentage-point differences compare shares, not counts.

Indicator20002026Change
Population66,418,65993,168,497+40.3%
Median age (years)20.234.5+14.3
Under 1533.6%21.6%−12.0 pts
Aged 15–6462.2%69.5%+7.3 pts
Aged 65+4.2%8.9%+4.7 pts
Fertility rate2.001.66−0.34
Life expectancy (years)70.278.2+8.0
Males per 100 females103.0103.2+0.2

Iran population by age and sex in 2000

Counts by five-year age group, with everyone aged 100 or older combined. Download the CSV for every chart year.

Age groupMaleFemaleTotalShare
0–42,670,5642,573,2935,243,8577.9%
5–93,851,4423,734,3967,585,83811.4%
10–144,758,5834,698,1739,456,75614.2%
15–194,545,3694,530,1909,075,55913.7%
20–243,446,0913,311,5116,757,60210.2%
25–292,542,1922,399,1024,941,2947.4%
30–342,270,1592,147,0764,417,2356.7%
35–392,084,8761,946,0404,030,9166.1%
40–441,921,7471,777,0053,698,7525.6%
45–491,590,7271,459,8153,050,5424.6%
50–541,155,8501,078,2542,234,1043.4%
55–59853,850828,5921,682,4422.5%
60–64723,573731,8741,455,4472.2%
65–69563,052603,1931,166,2451.8%
70–74378,019436,873814,8921.2%
75–79226,435284,529510,9640.8%
80–8488,412120,672209,0840.3%
85–8928,56140,15768,7180.1%
90–946,06610,33216,3980.0%
95–996401,2931,9330.0%
100+2160810.0%

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APA

World Population Pyramid. (2026, September 28). Iran Population Pyramid 2000. https://worldpopulationpyramid.com/countries/iran/2000/

MLA

“Iran Population Pyramid 2000.” World Population Pyramid, 28 Sept. 2026, worldpopulationpyramid.com/countries/iran/2000/.

Chicago

World Population Pyramid. “Iran Population Pyramid 2000.” Last modified September 28, 2026. https://worldpopulationpyramid.com/countries/iran/2000/.

Underlying data: United Nations, Department of Economic and Social Affairs, Population Division (2024). World Population Prospects 2024.

Frequently asked questions

What was the population of Iran in 2000?

UN World Population Prospects 2024 estimates Iran's population in 2000 at 66,418,659.

What was the median age in Iran in 2000?

The median age was 20.2 years, compared with 34.5 years in 2026.

What share of Iran was under 15 or 65+ in 2000?

33.6% were under 15 and 4.2% aged 65 or older, giving a total age dependency ratio of 60.6.

Sources and notes