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

Japan vs Thailand: population pyramids in 1955

1955Swap

JapanThailand

3%2%1%0%1%2%3%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 1955, Japan has a population of 91.9 million and Thailand 23 million; Japan is about 4.0 times the size of Thailand.

The share aged 65 and over is 5.2% in Japan and 3.0% in Thailand, 2.2 points higher in Japan. The median age is 23.5 years in Japan and 18.4 years in Thailand.

The total fertility rate is 2.35 in Japan and 6.39 in Thailand, both above the replacement level of about 2.1. Life expectancy at birth is 65.7 years in Japan and 48.1 years in Thailand.

By 2050, the population of Japan is projected to grow by 14.3% and that of Thailand to grow by 188.9% compared with 1955.

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

Key figures (1955)

JapanThailand
Population91.9 million23 million
Aged 0–1433.5%42.5%
Aged 15–6461.2%54.5%
Aged 65+5.2%3.0%
Median age23.5 yrs18.4 yrs
Old-age dependency8.65.5
Total fertility rate2.356.39
Life expectancy65.7 yrs48.1 yrs
Population growth+1.08%+2.75%
Net migration (per year)-95,975-7,471
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.

Compare other years