Historical population data in Japan
Japan: Historical population data was 123.22 million Persons in 2025. β² Rising
Historical population data in Japan, 1950β2025
Source: Organisation for Economic Co-operation and Development. Measured in Persons.
Analysis
Japan recorded 123.22 million Persons for historical population data in 2025.
The figure is down 0.5% on the previous year and down 3.0% over ten years.
Over the whole period, historical population data in Japan peaked at 128.08 million Persons in 2008 and was at its lowest, 84.11 million Persons, in 1950.
Japan ranks 9th of 43 countries on this measure, in the top quarter.
The long-run direction has been consistently rising across the 76 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 89.23 million Persons | 84.11 million Persons | 93.51 million Persons | 10 |
| 1960s | 98.69 million Persons | 94.30 million Persons | 103.49 million Persons | 10 |
| 1970s | 110.86 million Persons | 104.67 million Persons | 116.16 million Persons | 10 |
| 1980s | 120.44 million Persons | 117.06 million Persons | 123.20 million Persons | 10 |
| 1990s | 125.33 million Persons | 123.61 million Persons | 126.69 million Persons | 10 |
| 2000s | 127.68 million Persons | 126.93 million Persons | 128.08 million Persons | 10 |
| 2010s | 127.25 million Persons | 126.56 million Persons | 128.06 million Persons | 10 |
| 2020s | 124.66 million Persons | 123.22 million Persons | 126.15 million Persons | 6 |
Countries ranked near Japan
More population data for Japan
- Population growth rate by level of development -0.501 (2100)
- Projected population under age 5 2.83 million (2100)
- Population density 210.83 (2100)
- Population growth rate -0.501 (2100)
- Projected population under age 5, annual growth rate -0.2372 % change on previous year (2100)
- Africa's Development Dynamics (AfDD) Table 03 - Annual population -0.5891 Percent per annum (2030)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 103,784 Persons (2050)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates -0.5888 % change on previous year (2030)
- Fertility and wanted fertility 1.15 (2024)
- Refugee population by country or territory of asylum 29,068 (2024)
Frequently asked questions
- What is historical population data in Japan?
- Historical population data in Japan was 123.22 million Persons in 2025, according to Organisation for Economic Co-operation and Development.
- What is the highest historical population data recorded in Japan?
- The highest recorded value was 128.08 million Persons in 2008.
- What is the lowest historical population data recorded in Japan?
- The lowest recorded value was 84.11 million Persons in 1950.
- How does Japan rank for historical population data?
- Japan ranks 9th out of 43 countries with data for 2025.
- Is historical population data rising or falling in Japan?
- Over the last ten years it is down 3.0%. The long-run trend across the full record is rising.
- Where does this Japan data come from?
- The figures come from Organisation for Economic Co-operation and Development, published as part of Historical population data. Statizoid updates them automatically from the source API.
Download this data
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About this data
This dataset presents annual population data from 1961 by sex and five year age groups as well as the share of children, youth, the elderly, old-age and total dependency ratios. The data is available for all member countries as well as for the EU27 and G20 countries, Argentina, Brazil, China, India, Indonesia, Russia, Saudi Arabia, Singapore, South Africa and the World total. The data refer to mid-year estimates of the population. See country details in Historical population metadata.