Population Pyramids of the World from 1950 to 2100

Thailand Population Pyramid 1955

Thailand
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1955
Population: 23,343,181

Year

-5 -1   1955  +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 1955

As of 1955, Thailand counted 23,343,181 inhabitants. The median age was 18.4 years, and for every 100 people of working age (15–64) there were 78.3 children under 15 and 5.5 people aged 65 or over.

The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.

Ranks #22 of 201 by population Ranks #154 of 201 by median age

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
23,343,181
Median age
18.4
0-14 %
42.6%
65+ %
3.0%
Child dependency
78.3
Old-age dependency
5.5
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 23,343,181 18.4
Philippines 22,880,574 16.3
Myanmar 19,550,482 21.6
Viet Nam 28,166,446 23.1
Malaysia 6,959,963 18.5
Frequently asked questions about Thailand's population
How many people lived in Thailand in 1955?
Thailand had a population of 23,343,181 in 1955.
How old is the population of Thailand?
The median age in Thailand is 18.4 years — half the population is younger, half older.
What share of Thailand's population is over 65 or under 15?
In Thailand, 42.6% of people are under 15 and 3.0% 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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