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Indonesia vs Japan: population pyramids in 1972

1972Swap

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 1972, Indonesia has a population of 120.4 million and Japan 108.6 million; Indonesia is about 1.1 times the size of Japan.

The share aged 65 and over is 3.2% in Indonesia and 7.3% in Japan, 4.1 points higher in Japan. The median age is 18.7 years in Indonesia and 29.7 years in Japan.

The total fertility rate is 5.32 in Indonesia and 2.11 in Japan, both above the replacement level of about 2.1. Life expectancy at birth is 54.4 years in Indonesia and 73.3 years in Japan.

By 2050, the population of Indonesia is projected to grow by 166.1% and that of Japan to shrink by 3.3% compared with 1972.

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

Key figures (1972)

IndonesiaJapan
Population120.4 million108.6 million
Aged 0–1442.6%23.3%
Aged 15–6454.2%69.4%
Aged 65+3.2%7.3%
Median age18.7 yrs29.7 yrs
Old-age dependency5.910.5
Total fertility rate5.322.11
Life expectancy54.4 yrs73.3 yrs
Population growth+2.64%+1.22%
Net migration (per year)+72,007-73,980
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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