Population ages 15-64, total in Thailand

Thailand: Population ages 15-64, total was 49.82 million in 2025. ▲ Rising

Latest (2025)
49.82 million
Change on year
down 0.5%
World rank
20th
of 218 countries
All-time high
50.87 million
in 2018
All-time low
14.21 million
in 1960
Years of data
66
1960–2025

Population ages 15-64, total in Thailand, 1960–2025

10.0M20.0M30.0M40.0M50.0M196019922025

Source: World Population Prospects, United Nations (UN), publisher: UN Population Division.

Analysis

The most recent figure for population ages 15-64, total in Thailand is 49.82 million, measured in 2025.

Compared with earlier readings it is down 0.5% on the previous year and down 1.3% over ten years.

Over the whole period, population ages 15-64, total in Thailand peaked at 50.87 million in 2018 and was at its lowest, 14.21 million, in 1960.

That places Thailand 20th out of 218 countries with data for 2025, putting it in the top 10%.

The long-run direction has been consistently rising across the 66 years of available data.

Population ages 15-64, total in Thailand, year by year

Annual values for Population ages 15-64, total in Thailand, 1960 to 2025.
Year Value Change
1960 14.21 million —
1961 14.55 million +2.4%
1962 14.91 million +2.5%
1963 15.29 million +2.5%
1964 15.69 million +2.6%
1965 16.14 million +2.9%
1966 16.62 million +3.0%
1967 17.13 million +3.0%
1968 17.66 million +3.1%
1969 18.22 million +3.2%
1970 18.82 million +3.3%
1971 19.45 million +3.4%
1972 20.12 million +3.4%
1973 20.82 million +3.5%
1974 21.55 million +3.5%
1975 22.30 million +3.5%
1976 23.07 million +3.4%
1977 23.87 million +3.5%
1978 24.72 million +3.6%
1979 25.59 million +3.5%
1980 26.49 million +3.5%
1981 27.40 million +3.5%
1982 28.34 million +3.4%
1983 29.32 million +3.5%
1984 30.33 million +3.4%
1985 31.34 million +3.3%
1986 32.32 million +3.2%
1987 33.30 million +3.0%
1988 34.28 million +2.9%
1989 35.23 million +2.8%
1990 36.18 million +2.7%
1991 37.12 million +2.6%
1992 38.00 million +2.4%
1993 38.83 million +2.2%
1994 39.60 million +2.0%
1995 40.35 million +1.9%
1996 41.08 million +1.8%
1997 41.80 million +1.7%
1998 42.49 million +1.7%
1999 43.15 million +1.6%
2000 43.79 million +1.5%
2001 44.39 million +1.4%
2002 44.95 million +1.3%
2003 45.48 million +1.2%
2004 45.98 million +1.1%
2005 46.46 million +1.0%
2006 46.95 million +1.1%
2007 47.46 million +1.1%
2008 47.96 million +1.1%
2009 48.44 million +1.0%
2010 48.88 million +0.9%
2011 49.32 million +0.9%
2012 49.73 million +0.8%
2013 50.07 million +0.7%
2014 50.31 million +0.5%
2015 50.48 million +0.3%
2016 50.65 million +0.3%
2017 50.81 million +0.3%
2018 50.87 million +0.1%
2019 50.87 million -0.0%
2020 50.82 million -0.1%
2021 50.72 million -0.2%
2022 50.55 million -0.3%
2023 50.33 million -0.4%
2024 50.09 million -0.5%
2025 49.82 million -0.5%

Thailand compared with similar countries

  • Thailand's 49.82 million is above the median for upper middle income countries, which is 4.28 million, 11.6× the median. (59 countries reporting)
  • Thailand's 49.82 million is above the median for East Asia & Pacific, which is 874,596, 57.0× the median. (37 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1960s 16.04 million 14.21 million 18.22 million 10
1970s 22.03 million 18.82 million 25.59 million 10
1980s 30.84 million 26.49 million 35.23 million 10
1990s 39.86 million 36.18 million 43.15 million 10
2000s 46.19 million 43.79 million 48.44 million 10
2010s 50.20 million 48.88 million 50.87 million 10
2020s 50.39 million 49.82 million 50.82 million 6

Countries ranked near Thailand

  1. 17 Turkey 58.75 million compare
  2. 18 Democratic Republic of Congo 57.51 million compare
  3. 19 Germany 52.11 million compare
  4. 21 United Kingdom 44.01 million compare
  5. 22 South Africa 43.63 million compare
  6. 23 France 42.08 million compare

See the full ranking of 266 places →

More health data for Thailand

All data for Thailand →

Frequently asked questions

What is population ages 15-64, total in Thailand?
Population ages 15-64, total in Thailand was 49.82 million in 2025, according to World Population Prospects, United Nations (UN), publisher: UN Population Division.
What is the highest population ages 15-64, total recorded in Thailand?
The highest recorded value was 50.87 million in 2018.
What is the lowest population ages 15-64, total recorded in Thailand?
The lowest recorded value was 14.21 million in 1960.
How does Thailand rank for population ages 15-64, total?
Thailand ranks 20th out of 218 countries with data for 2025.
Is population ages 15-64, total rising or falling in Thailand?
Over the last ten years it is down 1.3%. The long-run trend across the full record is rising.
Where does this Thailand data come from?
The figures come from World Population Prospects, United Nations (UN), publisher: UN Population Division, published as part of Population ages 15-64, total. Statizoid updates them automatically from the source API.

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Population ages 15-64, total in Thailand. Statizoid, drawing on World Population Prospects, United Nations (UN), publisher: UN Population Division. Retrieved 11 October 2026, from https://health.statizoid.com/stat/population-ages-15-64-total/thailand/

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About this data

Indicator
Population ages 15-64, total
Source
World Population Prospects, United Nations (UN), publisher: UN Population Division
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
266 places, 17,526 data points, 1960–2025
Last refreshed

Total population between the ages 15 to 64. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.