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

Japan vs Thailand: population pyramids in 2017

2017Swap

JapanThailand

1%0.75%0.5%0.25%0%0.25%0.5%0.75%1%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.

Japan and Thailand compared

In 2017, Japan has a population of 127 million and Thailand 71 million; Japan is about 1.8 times the size of Thailand.

The share aged 65 and over is 27.7% in Japan and 11.0% in Thailand, 16.7 points higher in Japan. The median age is 47.3 years in Japan and 37.5 years in Thailand.

The total fertility rate is 1.39 in Japan and 1.36 in Thailand, both below the replacement level of about 2.1. Life expectancy at birth is 84.2 years in Japan and 77.0 years in Thailand.

By 2050, the population of Japan is projected to shrink by 17.3% and that of Thailand to shrink by 6.4% compared with 2017.

GDP per person is $36K in Japan (2025) and $8,057 in Thailand (2025).

Key figures (2017)

JapanThailand
Population127 million71 million
Aged 0–1412.7%17.5%
Aged 15–6459.6%71.5%
Aged 65+27.7%11.0%
Median age47.3 yrs37.5 yrs
Old-age dependency46.515.4
Total fertility rate1.391.36
Life expectancy84.2 yrs77.0 yrs
Population growth-0.10%+0.37%
Net migration (per year)+322,564+66,805
GDP$4.44T (2025)$577B (2025)
GDP per person$36K (2025)$8,057 (2025)
Unemployment2.5% (2025)0.8% (2025)

Economic figures are the latest year published for each country.

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