Which has higher population ages 65 and above, total, IDA & IBRD total or Japan?

IDA & IBRD total, at 608.55 million against 37.00 million in Japan as of 2025.

What is the difference in population ages 65 and above, total between IDA & IBRD total and Japan?

571.55 million, with IDA & IBRD total ahead.

How many years of comparable data are there for IDA & IBRD total and Japan?

66 years are reported by both, from 1960 to 2025.

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.

IDA & IBRD total vs Japan: Population ages 65 and above, total

IDA & IBRD total

608.55 million

in 2025

Japan

37.00 million

in 2025

IDA & IBRD total rank

2nd

Japan rank

4th

Population ages 65 and above, total over time

IDA & IBRD total
Japan

How they compare

IDA & IBRD total currently reports 608.55 million against 37.00 million in Japan, a difference of 571.55 million.

That makes IDA & IBRD total's figure about 16.4 times Japan's.

Across all 66 years both countries report, IDA & IBRD total has been ahead every year.

IDA & IBRD total ranks 2nd and Japan ranks 4th of 45 groups.

IDA & IBRD total has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	IDA & IBRD total	Japan	Difference	Ahead
1960s	96.90 million	6.16 million	90.74 million	IDA & IBRD total
1970s	132.65 million	8.72 million	123.92 million	IDA & IBRD total
1980s	175.82 million	12.36 million	163.46 million	IDA & IBRD total
1990s	236.28 million	18.12 million	218.16 million	IDA & IBRD total
2000s	315.69 million	25.63 million	290.06 million	IDA & IBRD total
2010s	416.59 million	33.38 million	383.21 million	IDA & IBRD total
2020s	560.97 million	36.79 million	524.18 million	IDA & IBRD total

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population ages 65 and above, total, IDA & IBRD total or Japan?: IDA & IBRD total, at 608.55 million against 37.00 million in Japan as of 2025.
What is the difference in population ages 65 and above, total between IDA & IBRD total and Japan?: 571.55 million, with IDA & IBRD total ahead.
How many years of comparable data are there for IDA & IBRD total and Japan?: 66 years are reported by both, from 1960 to 2025.
How do IDA & IBRD total and Japan rank globally for population ages 65 and above, total?: IDA & IBRD total ranks 2nd 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.

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IDA & IBRD total vs Japan: Population ages 65 and above, total. Statizoid, drawing on World Population Prospects, United Nations (UN), publisher: UN Population Division. Retrieved 03 September 2026, from https://health.statizoid.com/compare/population-ages-65-and-above-total/ida-and-ibrd-total/japan/

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About this data

Indicator: Population ages 65 and above, total
Source: World Population Prospects, United Nations (UN), publisher: UN Population Division
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 265 places, 17,460 data points, 1960–2025
Last refreshed: 20 August 2026

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.