Female population by age group in Japan
Japan: Female population by age group was 2.02 million people in 2023. ▼ Falling
Female population by age group in Japan, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in people.
Analysis
In 2023, female population by age group in Japan stood at 2.02 million people. That is the lowest value across all 74 years on record.
That represents a change of down 3.5% on the previous year and down 21.3% over ten years.
Over the whole period, female population by age group in Japan peaked at 5.98 million people in 1951 and was at its lowest, 2.02 million people, in 2023.
Japan ranks 37th of 236 countries on this measure, in the top quarter.
The long-run direction has been consistently falling across the 74 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 4.94 million people | 4.01 million people | 5.98 million people | 10 |
| 1960s | 4.00 million people | 3.90 million people | 4.22 million people | 10 |
| 1970s | 4.73 million people | 4.28 million people | 5.05 million people | 10 |
| 1980s | 3.67 million people | 3.20 million people | 4.26 million people | 10 |
| 1990s | 2.92 million people | 2.87 million people | 3.08 million people | 10 |
| 2000s | 2.79 million people | 2.65 million people | 2.88 million people | 10 |
| 2010s | 2.50 million people | 2.33 million people | 2.64 million people | 10 |
| 2020s | 2.13 million people | 2.02 million people | 2.25 million people | 4 |
Countries ranked near Japan
More gender data for Japan
- Age population, age 00, female, interpolated 367,041 (2025)
- Age population, age 00, male, interpolated 384,885 (2025)
- Age population, age 01, female, interpolated 368,886 (2025)
- Age population, age 01, male, interpolated 386,553 (2025)
- Age population, age 02, female, interpolated 378,555 (2025)
- Age population, age 02, male, interpolated 396,805 (2025)
- Age population, age 03, female, interpolated 393,277 (2025)
- Age population, age 03, male, interpolated 412,389 (2025)
- Age population, age 04, female, interpolated 405,844 (2025)
- Age population, age 04, male, interpolated 425,727 (2025)
Frequently asked questions
- What is female population by age group in Japan?
- Female population by age group in Japan was 2.02 million people in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest female population by age group recorded in Japan?
- The highest recorded value was 5.98 million people in 1951.
- What is the lowest female population by age group recorded in Japan?
- The lowest recorded value was 2.02 million people in 2023.
- How does Japan rank for female population by age group?
- Japan ranks 37th out of 236 countries with data for 2023.
- Is female population by age group rising or falling in Japan?
- Over the last ten years it is down 21.3%. The long-run trend across the full record is falling.
- Where does this Japan data come from?
- The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Female population by age group. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 74 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The total population, measured on 1 July of the year shown. This only includes women aged 0-4.