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

Singapore vs Japan: population pyramids in 2002

2002Swap

SingaporeJapan

1.5%1%0.5%0%0.5%1%1.5%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.

Singapore and Japan compared

In 2002, Singapore has a population of 4.2 million and Japan 127.4 million; Japan is about 31 times the size of Singapore.

The share aged 65 and over is 6.4% in Singapore and 18.3% in Japan, 11.9 points higher in Japan. The median age is 32.6 years in Singapore and 42.3 years in Japan.

The total fertility rate is 1.17 in Singapore and 1.31 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 78.7 years in Singapore and 81.8 years in Japan.

By 2050, the population of Singapore is projected to grow by 46.5% and that of Japan to shrink by 17.5% compared with 2002.

GDP per person is $99K in Singapore (2025) and $36K in Japan (2025).

Key figures (2002)

SingaporeJapan
Population4.2 million127.4 million
Aged 0–1418.5%14.1%
Aged 15–6475.1%67.5%
Aged 65+6.4%18.3%
Median age32.6 yrs42.3 yrs
Old-age dependency8.527.1
Total fertility rate1.171.31
Life expectancy78.7 yrs81.8 yrs
Population growth-0.28%+0.17%
Net migration (per year)-40,023+60,864
GDP$604B (2025)$4.44T (2025)
GDP per person$99K (2025)$36K (2025)
Unemployment2.8% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

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