Thailand Population Pyramid 1991
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1991
Population:
55,637,433
Summary
Thailand in 1991
The population of Thailand in 1991 was 55,637,434. Over the previous ten years the population grew by 19.5%, up from 46,575,855 in 1981.
The median age was 24.8 years, and for every 100 people of working age (15–64) there were 43.8 children under 15 and 6.1 people aged 65 or over. This is a stationary pyramid — similar numbers in each age group up to the older cohorts, the signature of near-replacement fertility.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
Key indicators for Thailand
Population
55,637,434
Median age
24.8
0-14 %
29.2%
65+ %
4.1%
Child dependency
43.8
Old-age dependency
6.1
Region
Pyramid shape
Population 2050
66,382,735
Population 2100
45,555,065
What is driving the change
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 1.21
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
Years, 1960–2023
Total
Women
Men
405060708090
19602023 · 76.4
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.
People supported per 100 workers
Dependency ratios, 1950–2100
Children
Older adults
22456890
19502100
Migration to and from Thailand
Where immigrants come from (2024)
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 |
Where emigrants live (2024)
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 |
Explore
Immigration statistics
Origin of migrant stocks map
Source: United Nations International Migrant Stock 2024.
How Thailand compares with its neighbours
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Thailand | 55,637,434 | 24.8 | |
| Philippines | 64,382,249 | 18.9 | |
| Viet Nam | 66,891,775 | 20.7 | |
| Myanmar | 40,394,154 | 21.9 | |
| Malaysia | 18,342,464 | 21.7 |
Frequently asked questions about Thailand's population
How many people lived in Thailand in 1991?
Thailand had a population of 55,637,434 in 1991.
Is the population of Thailand increasing or decreasing?
Yes, growing: up 19.5% from 1981, with a projected population of 66,382,735 in 2050.
How old is the population of Thailand?
The median age in Thailand is 24.8 years — half the population is younger, half older.
What share of Thailand's population is over 65 or under 15?
In Thailand, 29.2% of people are under 15 and 4.1% are 65 or older.
What shape is Thailand's population pyramid, and what does it mean?
Thailand's pyramid is stationary — similar-sized cohorts through the younger ages, the signature of near-replacement fertility.
