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

Singapore vs Japan: population pyramids in 2039

2039Swap

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 2039, Singapore has a population of 6.2 million and Japan 113 million; Japan is about 18 times the size of Singapore.

The share aged 65 and over is 20.7% in Singapore and 34.5% in Japan, 13.8 points higher in Japan. The median age is 45.0 years in Singapore and 53.9 years in Japan.

The total fertility rate is 1.07 in Singapore and 1.31 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 85.8 years in Singapore and 87.0 years in Japan.

By 2050, the population of Singapore is projected to shrink by 1.7% and that of Japan to shrink by 7.1% compared with 2039.

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

Figures from 2024 are UN medium-variant projections.

Key figures (2039)

SingaporeJapan
Population6.2 million113 million
Aged 0–1411.9%10.3%
Aged 15–6467.4%55.2%
Aged 65+20.7%34.5%
Median age45.0 yrs53.9 yrs
Old-age dependency30.762.4
Total fertility rate1.071.31
Life expectancy85.8 yrs87.0 yrs
Population growth+0.05%-0.65%
Net migration (per year)+9,366+120,375
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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