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

Singapore vs Japan: population pyramids in 2028

2028Swap

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 2028, Singapore has a population of 6 million and Japan 121.3 million; Japan is about 20 times the size of Singapore.

The share aged 65 and over is 15.5% in Singapore and 30.4% in Japan, 14.9 points higher in Japan. The median age is 38.6 years in Singapore and 51.7 years in Japan.

The total fertility rate is 0.99 in Singapore and 1.25 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 84.4 years in Singapore and 85.4 years in Japan.

By 2050, the population of Singapore is projected to grow by 2.1% and that of Japan to shrink by 13.4% compared with 2028.

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

Figures from 2024 are UN medium-variant projections.

Key figures (2028)

SingaporeJapan
Population6 million121.3 million
Aged 0–1411.9%10.8%
Aged 15–6472.6%58.8%
Aged 65+15.5%30.4%
Median age38.6 yrs51.7 yrs
Old-age dependency21.451.7
Total fertility rate0.991.25
Life expectancy84.4 yrs85.4 yrs
Population growth+0.56%-0.59%
Net migration (per year)+14,441+125,079
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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