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

Thailand vs Japan: population pyramids in 2004

2004Swap

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 2004, Thailand has a population of 65.2 million and Japan 127.7 million; Japan is about 2.0 times the size of Thailand.

The share aged 65 and over is 7.1% in Thailand and 19.3% in Japan, 12.2 points higher in Japan. The median age is 31.5 years in Thailand and 43.0 years in Japan.

The total fertility rate is 1.66 in Thailand and 1.28 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 72.1 years in Thailand and 82.1 years in Japan.

By 2050, the population of Thailand is projected to grow by 2.1% and that of Japan to shrink by 17.8% compared with 2004.

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

Key figures (2004)

ThailandJapan
Population65.2 million127.7 million
Aged 0–1422.8%13.9%
Aged 15–6470.2%66.8%
Aged 65+7.1%19.3%
Median age31.5 yrs43.0 yrs
Old-age dependency10.128.9
Total fertility rate1.661.28
Life expectancy72.1 yrs82.1 yrs
Population growth+0.88%+0.10%
Net migration (per year)+107,199+69,014
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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