Thailand Population Pyramid 1965
Thailand in 1965
The population of Thailand in 1965 was 31,149,337. A decade earlier, in 1955, the population was 23,343,181; it has grown by 33.4% since.
With a median age of 17.4 years, Thailand had a youth dependency ratio of 87.5 and an old-age dependency ratio of 5.4 per 100 people of working age. The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The fertility rate of Thailand was 1.21 births per woman in 2023, under the 2.1 needed to replace each generation.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 76.4 years in 2023: 80.9 for women and 72.2 for men.
Source: World Bank World Development Indicators, latest available year.
2,906,155 immigrants live in Thailand, 4.1% of the population.
| Myanmar | 1,708,695 |
| Cambodia | 375,635 |
| Laos | 285,819 |
| United Kingdom | 116,582 |
| Japan | 104,515 |
1,178,284 people born in Thailand live in other countries.
| United States of America | 307,741 |
| Republic of Korea | 199,861 |
| Australia | 109,845 |
| Taiwan | 80,032 |
| Malaysia | 70,718 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Thailand | 31,149,337 | 17.4 | |
| Philippines | 32,625,316 | 15.4 | |
| Viet Nam | 37,129,657 | 18.9 | |
| Myanmar | 24,279,431 | 19.9 | |
| Malaysia | 9,056,408 | 16.8 |





