Iran vs Japan: Age population, age 18, female, interpolated
Iran
621,001
in 2025
Japan
559,732
in 2025
Iran rank
18th
Japan rank
21st
Age population, age 18, female, interpolated over time
- Iran
- Japan
How they compare
Iran currently reports 621,001 against 559,732 in Japan, a difference of 61,269.
That makes Iran'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 ranks 18th and Japan ranks 21st of 217 countries.
Across the 7 decades both report, Iran averaged higher in 3 and Japan in 4.
Head to head by decade
| Decade | Iran | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 202,859 | 1.04 million | 840,720 | Japan |
| 1970s | 333,329 | 823,041 | 489,712 | Japan |
| 1980s | 450,988 | 829,803 | 378,815 | Japan |
| 1990s | 617,133 | 894,505 | 277,372 | Japan |
| 2000s | 912,548 | 655,768 | 256,780 | Iran |
| 2010s | 629,044 | 585,610 | 43,434 | Iran |
| 2020s | 580,636 | 563,614 | 17,021 | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher age population, age 18, female, interpolated, Iran or Japan?
- Iran, at 621,001 against 559,732 in Japan as of 2025.
- What is the difference in age population, age 18, female, interpolated between Iran and Japan?
- 61,269, with Iran ahead.
- How many years of comparable data are there for Iran and Japan?
- 66 years are reported by both, from 1960 to 2025.
- How do Iran and Japan rank globally for age population, age 18, female, interpolated?
- Iran ranks 18th and Japan ranks 21st of 217 countries.
- Where does this data come from?
- United Nations Population Division. World Population Prospects: 2022 Revision, published as Age population, age 18, female, interpolated. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Age population, female refers to female population at the specified age level. The geographical areas included in the data are the same as the data source.