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

Thailand vs Japan: population pyramids in 2050

2050Swap

ThailandJapan

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.

Thailand and Japan compared

In 2050, Thailand has a population of 66.5 million and Japan 105 million; Japan is about 1.6 times the size of Thailand.

The share aged 65 and over is 29.4% in Thailand and 37.2% in Japan, 7.8 points higher in Japan. The median age is 49.4 years in Thailand and 53.6 years in Japan.

The total fertility rate is 1.29 in Thailand and 1.35 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 81.7 years in Thailand and 88.4 years in Japan.

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

Figures from 2024 are UN medium-variant projections.

Key figures (2050)

ThailandJapan
Population66.5 million105 million
Aged 0–1411.5%11.3%
Aged 15–6459.1%51.5%
Aged 65+29.4%37.2%
Median age49.4 yrs53.6 yrs
Old-age dependency49.772.2
Total fertility rate1.291.35
Life expectancy81.7 yrs88.4 yrs
Population growth-0.59%-0.64%
Net migration (per year)+65,509+119,363
GDP$577B (2025)$4.44T (2025)
GDP per person$8,057 (2025)$36K (2025)
Unemployment0.8% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

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