Total population by age in Japan

Japan: Total population by age was 745.82 in 2100. ▼ Falling

Latest (2100)
745.82
Change on year
up 0.0%
World rank
42nd
of 234 countries
All-time high
1,270
in 2024
All-time low
745.62
in 2099
Years of data
77
2024–2100

Total population by age in Japan, 2024–2100

05001.0k1.5k202420622100

Source: UNICEF.

Analysis

In 2100, total population by age in Japan stood at 745.82.

The figure is down 6.2% over ten years.

Over the whole period, total population by age in Japan peaked at 1,270 in 2024 and was at its lowest, 745.62, in 2099.

Japan ranks 42nd of 234 countries on this measure, in the top quarter.

The long-run direction has been consistently falling across the 77 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2020s 1,212 1,180 1,270 6
2030s 1,190 1,167 1,224 10
2040s 1,213 1,160 1,246 10
2050s 1,016 894.21 1,146 10
2060s 891.41 886.18 901.52 10
2070s 913.95 906.04 919.63 10
2080s 858.42 806.61 902.69 10
2090s 762.95 745.62 795.53 10
2100s 745.82 745.82 745.82 1

Countries ranked near Japan

  1. 39 Germany 776.5 compare
  2. 40 Iran (Islamic Republic of) 771.08 compare
  3. 41 France 749.47 compare
  4. 43 Burkina Faso 681.17 compare
  5. 44 Algeria 678.03 compare
  6. 45 Canada 627.35 compare

See the full ranking of 389 places →

More population data for Japan

All data for Japan →

Frequently asked questions

What is total population by age in Japan?
Total population by age in Japan was 745.82 in 2100, according to UNICEF.
What is the highest total population by age recorded in Japan?
The highest recorded value was 1,270 in 2024.
What is the lowest total population by age recorded in Japan?
The lowest recorded value was 745.62 in 2099.
How does Japan rank for total population by age?
Japan ranks 42nd out of 234 countries with data for 2100.
Is total population by age rising or falling in Japan?
Over the last ten years it is down 6.2%. The long-run trend across the full record is falling.
Where does this Japan data come from?
The figures come from UNICEF, published as part of Total population by age (35 years old). Statizoid updates them automatically from the source API.

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Total population by age in Japan. Statizoid, drawing on UNICEF. Retrieved 21 August 2026, from https://population.statizoid.com/stat/total-population-by-age-35-years-old/japan/

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About this data

Indicator
Total population by age (35 years old)
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
389 places, 29,953 data points, 2024–2100
Last refreshed