Population Pyramids of the World from 1950 to 2100

Thailand Population Pyramid 2018

Thailand
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2018
Population: 71,376,078

Year

-5 -1   2018  +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 2018

As of 2018, Thailand counted 71,376,078 inhabitants. A decade earlier, in 2008, the population was 67,619,831; it has grown by 5.6% since.

With a median age of 38.2 years, Thailand had a youth dependency ratio of 23.8 and an old-age dependency ratio of 16.5 per 100 people of working age. This is a constrictive pyramid — its base is narrower than its middle, the signature of sustained low birth rates and population ageing.

Ranks #20 of 201 by population Ranks #50 of 201 by median age Ranks #144 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
71,376,078
Median age
38.2
0-14 %
16.9%
65+ %
11.8%
Child dependency
23.8
Old-age dependency
16.5
Region
ASIA
Pyramid shape
Constrictive
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 71,376,079 38.2
Myanmar 52,272,247 29.2
Viet Nam 96,237,320 31.2
Philippines 109,465,287 24.3
Malaysia 32,910,967 28.8
Frequently asked questions about Thailand's population
What was the population of Thailand in 2018?
In 2018, Thailand's population was 71,376,078.
Is the population of Thailand increasing or decreasing?
Yes, growing: up 5.6% from 2008, with a projected population of 66,382,735 in 2050.
How old is the population of Thailand?
The median age in Thailand is 38.2 years — half the population is younger, half older.
What share of Thailand's population is over 65 or under 15?
11.8% of Thailand's population is 65 or older, and 16.9% is under 15.
What type of population pyramid does Thailand have?
Thailand's pyramid is constrictive — narrower at the base than the middle, the signature of sustained low fertility and population ageing.

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