World Population PyramidsPopulation pyramids and indicators by country and year日本語

Japan vs United Kingdom: population pyramids in 1998

1998Swap

JapanUnited Kingdom

1%0.75%0.5%0.25%0%0.25%0.5%0.75%1%0102030405060708090100MaleFemale

Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.

Japan and United Kingdom compared

In 1998, Japan has a population of 126.4 million and the United Kingdom 58.5 million; Japan is about 2.2 times the size of the United Kingdom.

The share aged 65 and over is 16.0% in Japan and 16.0% in the United Kingdom, almost the same. The median age is 40.9 years in Japan and 37.1 years in the United Kingdom.

The total fertility rate is 1.37 in Japan and 1.71 in the United Kingdom, both below the replacement level of about 2.1. Life expectancy at birth is 80.7 years in Japan and 77.3 years in the United Kingdom.

By 2050, the population of Japan is projected to shrink by 16.9% and that of the United Kingdom to grow by 28.9% compared with 1998.

GDP per person is $36K in Japan (2025) and $58K in the United Kingdom (2025).

Key figures (1998)

JapanUnited Kingdom
Population126.4 million58.5 million
Aged 0–1414.9%19.3%
Aged 15–6469.0%64.7%
Aged 65+16.0%16.0%
Median age40.9 yrs37.1 yrs
Old-age dependency23.224.7
Total fertility rate1.371.71
Life expectancy80.7 yrs77.3 yrs
Population growth+0.22%+0.36%
Net migration (per year)+45,912+125,541
GDP$4.44T (2025)$4T (2025)
GDP per person$36K (2025)$58K (2025)
Unemployment2.5% (2025)4.8% (2025)

Economic figures are the latest year published for each country.

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