Population Pyramids of the World from 1950 to 2100

Thailand Population Pyramid 1981

Thailand
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1981
Population: 46,575,855

Year

-5 -1   1981  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Summary

Thailand in 1981

In 1981, Thailand had a total population of 46,575,855 people. That is 26.1% more than in 1971, when the population stood at 36,937,387.

With a median age of 20.2 years, Thailand had a youth dependency ratio of 64.3 and an old-age dependency ratio of 5.7 per 100 people of working age. The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.

Ranks #19 of 201 by population Ranks #92 of 201 by median age Ranks #92 of 201 by growth

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Key indicators for Thailand
Population
46,575,855
Median age
20.2
0-14 %
37.8%
65+ %
3.3%
Child dependency
64.3
Old-age dependency
5.7
Region
ASIA
Pyramid shape
Expansive
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.

Myanmar1,708,695
Cambodia375,635
Laos285,819
United Kingdom116,582
Japan104,515
Where emigrants live (2024)

1,178,284 people born in Thailand live in other countries.

United States of America307,741
Republic of Korea199,861
Australia109,845
Taiwan80,032
Malaysia70,718
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 46,575,856 20.2
Philippines 49,311,727 17.5
Viet Nam 53,738,141 19.5
Myanmar 33,858,783 20.2
Malaysia 13,399,203 19.9
Frequently asked questions about Thailand's population
How many people lived in Thailand in 1981?
In 1981, Thailand's population was 46,575,855.
Is Thailand's population growing or shrinking?
Yes, growing: up 26.1% from 1971, with a projected population of 66,382,735 in 2050.
How old is the population of Thailand?
Thailand's median age is 20.2 years.
How many children and older people live in Thailand?
In Thailand, 37.8% of people are under 15 and 3.3% are 65 or older.
What type of population pyramid does Thailand have?
Thailand's pyramid is expansive — broad at the bottom, the signature of high birth rates and a growing population.

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