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Indonesia vs Japan: population pyramids in 1955

1955Swap

IndonesiaJapan

2%1.5%1%0.5%0%0.5%1%1.5%2%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.

Indonesia and Japan compared

In 1955, Indonesia has a population of 76.3 million and Japan 91.9 million; Japan is about 1.2 times the size of Indonesia.

The share aged 65 and over is 2.1% in Indonesia and 5.2% in Japan, 3.2 points higher in Japan. The median age is 19.7 years in Indonesia and 23.5 years in Japan.

The total fertility rate is 5.36 in Indonesia and 2.35 in Japan, both above the replacement level of about 2.1. Life expectancy at birth is 43.6 years in Indonesia and 65.7 years in Japan.

By 2050, the population of Indonesia is projected to grow by 320.0% and that of Japan to grow by 14.3% compared with 1955.

GDP per person is $5,060 in Indonesia (2025) and $36K in Japan (2025).

Key figures (1955)

IndonesiaJapan
Population76.3 million91.9 million
Aged 0–1439.5%33.5%
Aged 15–6458.5%61.2%
Aged 65+2.1%5.2%
Median age19.7 yrs23.5 yrs
Old-age dependency3.58.6
Total fertility rate5.362.35
Life expectancy43.6 yrs65.7 yrs
Population growth+2.54%+1.08%
Net migration (per year)+92,424-95,975
GDP$1.45T (2025)$4.44T (2025)
GDP per person$5,060 (2025)$36K (2025)
Unemployment3.2% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

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