Viet Nam vs Thailand: population pyramids in 1957
Viet NamThailand
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.
Viet Nam and Thailand compared
In 1957, Viet Nam has a population of 29.3 million and Thailand 24.3 million; Viet Nam is about 1.2 times the size of Thailand.
The share aged 65 and over is 4.6% in Viet Nam and 2.9% in Thailand, 1.7 points higher in Viet Nam. The median age is 22.8 years in Viet Nam and 18.3 years in Thailand.
The total fertility rate is 6.15 in Viet Nam and 6.36 in Thailand, both above the replacement level of about 2.1. Life expectancy at birth is 56.2 years in Viet Nam and 49.1 years in Thailand.
By 2050, the population of Viet Nam is projected to grow by 275.3% and that of Thailand to grow by 173.3% compared with 1957.
GDP per person is $5,066 in Viet Nam (2025) and $8,057 in Thailand (2025).
Key figures (1957)
| Viet Nam | Thailand | |
|---|---|---|
| Population | 29.3 million | 24.3 million |
| Aged 0–14 | 37.6% | 43.0% |
| Aged 15–64 | 57.7% | 54.0% |
| Aged 65+ | 4.6% | 2.9% |
| Median age | 22.8 yrs | 18.3 yrs |
| Old-age dependency | 8.0 | 5.4 |
| Total fertility rate | 6.15 | 6.36 |
| Life expectancy | 56.2 yrs | 49.1 yrs |
| Population growth | +3.00% | +2.79% |
| Net migration (per year) | +0 | -9,786 |
| GDP | $515B (2025) | $577B (2025) |
| GDP per person | $5,066 (2025) | $8,057 (2025) |
| Unemployment | 1.5% (2025) | 0.8% (2025) |
Economic figures are the latest year published for each country.