IBRD only vs Japan: Population ages 65 and above, total
IBRD only
529.78 million
in 2025
Japan
37.00 million
in 2025
IBRD only rank
5th
Japan rank
4th
Population ages 65 and above, total over time
- IBRD only
- Japan
How they compare
IBRD only currently reports 529.78 million against 37.00 million in Japan, a difference of 492.78 million.
That makes IBRD only's figure about 14.3 times Japan's.
Across all 66 years both countries report, IBRD only has been ahead every year.
IBRD only ranks 5th and Japan ranks 4th of 45 groups.
IBRD only has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | IBRD only | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 82.98 million | 6.16 million | 76.82 million | IBRD only |
| 1970s | 114.25 million | 8.72 million | 105.53 million | IBRD only |
| 1980s | 151.23 million | 12.36 million | 138.87 million | IBRD only |
| 1990s | 204.17 million | 18.12 million | 186.05 million | IBRD only |
| 2000s | 274.05 million | 25.63 million | 248.43 million | IBRD only |
| 2010s | 360.98 million | 33.38 million | 327.60 million | IBRD only |
| 2020s | 488.77 million | 36.79 million | 451.98 million | IBRD only |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population ages 65 and above, total, IBRD only or Japan?
- IBRD only, at 529.78 million against 37.00 million in Japan as of 2025.
- What is the difference in population ages 65 and above, total between IBRD only and Japan?
- 492.78 million, with IBRD only ahead.
- How many years of comparable data are there for IBRD only and Japan?
- 66 years are reported by both, from 1960 to 2025.
- How do IBRD only and Japan rank globally for population ages 65 and above, total?
- IBRD only ranks 5th and Japan ranks 4th of 45 groups.
- Where does this data come from?
- World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Population ages 65 and above, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total population 65 years of age or older. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.