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

Thailand vs Japan: population pyramids in 2028

2028Swap

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 2028, Thailand has a population of 71.4 million and Japan 121.3 million; Japan is about 1.7 times the size of Thailand.

The share aged 65 and over is 17.7% in Thailand and 30.4% in Japan, 12.7 points higher in Japan. The median age is 42.6 years in Thailand and 51.7 years in Japan.

The total fertility rate is 1.19 in Thailand and 1.25 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 77.5 years in Thailand and 85.4 years in Japan.

By 2050, the population of Thailand is projected to shrink by 6.9% and that of Japan to shrink by 13.4% compared with 2028.

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

Figures from 2024 are UN medium-variant projections.

Key figures (2028)

ThailandJapan
Population71.4 million121.3 million
Aged 0–1413.6%10.8%
Aged 15–6468.7%58.8%
Aged 65+17.7%30.4%
Median age42.6 yrs51.7 yrs
Old-age dependency25.751.7
Total fertility rate1.191.25
Life expectancy77.5 yrs85.4 yrs
Population growth-0.12%-0.59%
Net migration (per year)+37,649+125,079
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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