Iran, Islamic Republic of vs Japan: Age population, age 18, male, interpolated

Iran, Islamic Republic of
654,438
in 2025
Japan
590,814
in 2025
Iran, Islamic Republic of rank
17th
Japan rank
20th

Age population, age 18, male, interpolated over time

  • Iran, Islamic Republic of
  • Japan
250.0k500.0k750.0k1.0M1.2M196019922025

How they compare

Iran, Islamic Republic of currently reports 654,438 against 590,814 in Japan, a difference of 63,624.

That makes Iran, Islamic Republic of's figure about 1.1 times Japan's.

The two have swapped places 3 times across 66 shared years of data; in 1960 it was Japan ahead.

Iran, Islamic Republic of ranks 17th and Japan ranks 20th of 217 countries.

Across the 7 decades both report, Iran, Islamic Republic of averaged higher in 3 and Japan in 4.

Head to head by decade

Decade Iran, Islamic Republic of Japan Difference Ahead
1960s 213,912 1.04 million 826,006 Japan
1970s 358,543 850,970 492,427 Japan
1980s 485,733 877,263 391,530 Japan
1990s 646,381 942,877 296,497 Japan
2000s 935,151 691,223 243,928 Iran, Islamic Republic of
2010s 658,858 617,866 40,992 Iran, Islamic Republic of
2020s 611,216 596,549 14,666 Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher age population, age 18, male, interpolated, Iran, Islamic Republic of or Japan?
Iran, Islamic Republic of, at 654,438 against 590,814 in Japan as of 2025.
What is the difference in age population, age 18, male, interpolated between Iran, Islamic Republic of and Japan?
63,624, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Japan?
66 years are reported by both, from 1960 to 2025.
How do Iran, Islamic Republic of and Japan rank globally for age population, age 18, male, interpolated?
Iran, Islamic Republic of ranks 17th and Japan ranks 20th of 217 countries.
Where does this data come from?
United Nations Population Division. World Population Prospects: 2022 Revision, published as Age population, age 18, male, interpolated. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Japan: Age population, age 18, male, interpolated. Statizoid, drawing on United Nations Population Division. World Population Prospects: 2022 Revision. Retrieved 31 August 2026, from https://health.statizoid.com/compare/age-population-age-18-male-interpolated/iran-islamic-rep/japan/

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About this data

Indicator
Age population, age 18, male, interpolated
Source
United Nations Population Division. World Population Prospects: 2022 Revision
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
219 places, 14,454 data points, 1960–2025
Last refreshed

Age population, male refers to male population at the specified age level. The geographical areas included in the data are the same as the data source.