Which has higher population, Japan or Nigeria?

Nigeria, at 162,578 against 107,155 in Japan as of 2030.

How many years of comparable data are there for Japan and Nigeria?

41 years are reported by both, from 1990 to 2030.

Where does this data come from?

International Labour Organization, published as Population (UN estimates and projections). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Nigeria: Population

Japan

107,155

in 2030

Nigeria

162,578

in 2030

Japan rank

10th

Nigeria rank

7th

Population over time

Japan
Nigeria

How they compare

Nigeria currently reports 162,578 against 107,155 in Japan, a difference of 55,423.

That makes Nigeria's figure about 1.5 times Japan's.

The two have swapped places 1 time across 41 shared years of data; in 1990 it was Japan ahead.

Japan ranks 10th and Nigeria ranks 7th of 188 countries.

Across the 5 decades both report, Japan averaged higher in 3 and Nigeria in 2.

Head to head by decade

Decade	Japan	Nigeria	Difference	Ahead
1990s	105,257	60,859	44,398	Japan
2000s	110,071	80,346	29,725	Japan
2010s	111,017	105,187	5,830	Japan
2020s	109,346	139,684	30,338	Nigeria
2030s	107,155	162,578	55,423	Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population, Japan or Nigeria?: Nigeria, at 162,578 against 107,155 in Japan as of 2030.
What is the difference in population between Japan and Nigeria?: 55,423, with Nigeria ahead.
How many years of comparable data are there for Japan and Nigeria?: 41 years are reported by both, from 1990 to 2030.
How do Japan and Nigeria rank globally for population?: Japan ranks 10th and Nigeria ranks 7th of 188 countries.
Where does this data come from?: International Labour Organization, published as Population (UN estimates and projections). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Nigeria: Population. Statizoid, drawing on International Labour Organization. Retrieved 06 September 2026, from https://gender.statizoid.com/compare/population-un-estimates-and-projections/japan/nigeria/

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About this data

Indicator: Population (UN estimates and projections)
Source: International Labour Organization
Licence: ILO Terms of Use (attribution required)
Coverage: 280 places, 11,480 data points, 1990–2030
Last refreshed: 05 September 2026

Imputed observations are not based on national data, are subject to high uncertainty and should not be used for country comparisons or rankings. The total population comprises persons of all ages who were living in the country during the reference period, regardless of residency status or citizenship. The source for the population figures used is the United Nations' World Population Prospects. For more information, refer to the ILO Modelled Estimates (ILOEST) database description.