Population by age group in Thailand

Thailand: Population by age group was 10.54 million in 2023. ◆ Volatile

Latest (2023)
10.54 million
Change on year
up 4.4%
World rank
13th
of 236 countries
All-time high
10.54 million
in 2023
All-time low
653,806
in 1950
Years of data
74
1950–2023

Population by age group in Thailand, 1950–2023

02.0M4.0M6.0M8.0M10.0M195019862023

Source: Our World in Data.

Analysis

Thailand recorded 10.54 million for population by age group in 2023. That is the highest value across all 74 years on record.

The figure is up 4.4% on the previous year and up 58.9% over ten years.

Over the whole period, population by age group in Thailand peaked at 10.54 million in 2023 and was at its lowest, 653,806, in 1950.

Thailand ranks 13th of 236 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Population by age group in Thailand, year by year

Annual values for Population by age group in Thailand, 1950 to 2023.
Year Value Change
1950 653,806 —
1951 661,277 +1.1%
1952 669,461 +1.2%
1953 677,628 +1.2%
1954 686,058 +1.2%
1955 695,215 +1.3%
1956 704,976 +1.4%
1957 715,018 +1.4%
1958 725,820 +1.5%
1959 739,295 +1.9%
1960 756,244 +2.3%
1961 776,343 +2.7%
1962 799,603 +3.0%
1963 825,143 +3.2%
1964 851,641 +3.2%
1965 878,823 +3.2%
1966 907,033 +3.2%
1967 936,596 +3.3%
1968 968,247 +3.4%
1969 1.00 million +3.6%
1970 1.04 million +3.8%
1971 1.08 million +3.9%
1972 1.12 million +4.0%
1973 1.17 million +4.0%
1974 1.22 million +3.9%
1975 1.26 million +3.8%
1976 1.31 million +3.7%
1977 1.36 million +3.6%
1978 1.40 million +3.5%
1979 1.45 million +3.4%
1980 1.50 million +3.4%
1981 1.55 million +3.3%
1982 1.60 million +3.3%
1983 1.66 million +3.4%
1984 1.71 million +3.5%
1985 1.77 million +3.6%
1986 1.84 million +3.7%
1987 1.91 million +3.8%
1988 1.98 million +3.9%
1989 2.07 million +4.2%
1990 2.16 million +4.6%
1991 2.27 million +5.0%
1992 2.39 million +5.4%
1993 2.53 million +5.7%
1994 2.68 million +5.8%
1995 2.83 million +5.8%
1996 3.00 million +5.9%
1997 3.18 million +6.2%
1998 3.39 million +6.6%
1999 3.63 million +6.8%
2000 3.85 million +6.3%
2001 4.07 million +5.5%
2002 4.28 million +5.2%
2003 4.49 million +5.0%
2004 4.71 million +4.9%
2005 4.93 million +4.7%
2006 5.14 million +4.1%
2007 5.32 million +3.6%
2008 5.49 million +3.3%
2009 5.68 million +3.3%
2010 5.88 million +3.5%
2011 6.10 million +3.8%
2012 6.35 million +4.1%
2013 6.63 million +4.4%
2014 6.94 million +4.7%
2015 7.28 million +4.8%
2016 7.63 million +4.9%
2017 8.01 million +4.9%
2018 8.40 million +4.9%
2019 8.81 million +4.8%
2020 9.23 million +4.8%
2021 9.67 million +4.7%
2022 10.10 million +4.5%
2023 10.54 million +4.4%

Thailand compared with similar countries

  • Thailand's 10.54 million is above the median for upper middle income countries, which is 499,572, 21.1× the median. (58 countries reporting)
  • Thailand's 10.54 million is above the median for East Asia & Pacific, which is 96,191, 109.6× the median. (37 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1950s 692,855 653,806 739,295 10
1960s 870,243 756,244 1.00 million 10
1970s 1.24 million 1.04 million 1.45 million 10
1980s 1.76 million 1.50 million 2.07 million 10
1990s 2.81 million 2.16 million 3.63 million 10
2000s 4.80 million 3.85 million 5.68 million 10
2010s 7.20 million 5.88 million 8.81 million 10
2020s 9.88 million 9.23 million 10.54 million 4

Countries ranked near Thailand

  1. 10 Italy 14.39 million compare
  2. 11 United Kingdom 13.20 million compare
  3. 12 Bangladesh 10.84 million compare
  4. 14 Pakistan 10.39 million compare
  5. 15 Mexico 10.36 million compare
  6. 16 Spain 9.88 million compare

See the full ranking of 236 places →

More population data for Thailand

All data for Thailand →

Frequently asked questions

What is population by age group in Thailand?
Population by age group in Thailand was 10.54 million in 2023, according to Our World in Data.
What is the highest population by age group recorded in Thailand?
The highest recorded value was 10.54 million in 2023.
What is the lowest population by age group recorded in Thailand?
The lowest recorded value was 653,806 in 1950.
How does Thailand rank for population by age group?
Thailand ranks 13th out of 236 countries with data for 2023.
Is population by age group rising or falling in Thailand?
Over the last ten years it is up 58.9%. The long-run trend across the full record is volatile.
Where does this Thailand data come from?
The figures come from Our World in Data, published as part of Population by age group. Statizoid updates them automatically from the source API.

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Population by age group in Thailand. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://population.statizoid.com/stat/population-by-age-group/thailand/

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About this data

Indicator
Population by age group
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed