Secondary education, pupils, gaps filled in Thailand

Thailand: Secondary education, pupils, gaps filled was 4.26 million in 2025. ▲ Rising

Latest (2025)
4.26 million
Change on year
down 1.6%
World rank
29th
of 206 countries
All-time high
6.79 million
in 2014
All-time low
695,023
in 1971
Years of data
55
1971–2025

Secondary education, pupils, gaps filled in Thailand, 1971–2025

02.0M4.0M6.0M197119982025

Source: Statizoid (derived).

Analysis

Thailand recorded 4.26 million for secondary education, pupils, gaps filled in 2025.

Compared with earlier readings it is down 1.6% on the previous year and down 37.0% over ten years.

Over the whole period, secondary education, pupils, gaps filled in Thailand peaked at 6.79 million in 2014 and was at its lowest, 695,023, in 1971.

Thailand ranks 29th of 206 countries on this measure, in the top quarter.

The long-run direction has been consistently rising across the 55 years of available data.

Secondary education, pupils, gaps filled in Thailand, year by year

Annual values for Secondary education, pupils, gaps filled in Thailand, 1971 to 2025.
Year Value Change
1971 695,023
1972 772,704 +11.2%
1973 868,885 +12.4%
1974 982,295 +13.1%
1975 1.07 million +8.6%
1976 1.19 million +11.9%
1977 1.32 million +11.0%
1978 1.39 million +4.7%
1979 1.74 million +25.4%
1980 1.81 million +3.9%
1981 1.92 million +6.3%
1982 1.99 million +3.7%
1983 2.09 million +5.0%
1984 2.19 million +4.8%
1985 2.25 million +2.6%
1986 2.24 million -0.3%
1987 2.18 million -2.6%
1988 2.11 million -3.5%
1989 2.08 million -1.2%
1990 2.12 million +1.7%
1991 2.23 million +5.3%
1992 2.44 million +9.6%
1993 2.72 million +11.2%
1994 3.04 million +12.0%
1995 3.38 million +11.1%
1996 3.79 million +12.2%
1997 3.93 million +3.5%
1998 4.10 million +4.4%
1999 4.09 million -0.2%
2000 4.08 million -0.2%
2001 4.07 million -0.2%
2002 4.15 million +1.9%
2003 4.20 million +1.2%
2004 4.25 million +1.2%
2005 4.53 million +6.6%
2006 4.53 million -0.1%
2007 4.79 million +5.7%
2008 4.73 million -1.3%
2009 4.77 million +0.9%
2010 4.81 million +0.8%
2011 4.89 million +1.8%
2012 4.79 million -2.2%
2013 4.66 million -2.7%
2014 6.79 million +45.9%
2015 6.76 million -0.5%
2016 6.57 million -2.8%
2017 4.20 million -36.1%
2018 4.19 million -0.3%
2019 4.17 million -0.3%
2020 4.13 million -1.0%
2021 4.17 million +0.9%
2022 4.26 million +2.1%
2023 4.42 million +3.9%
2024 4.33 million -2.2%
2025 4.26 million -1.6%

Averages by decade

DecadeAverage LowestHighest Years
1970s 1.11 million 695,023 1.74 million 9
1980s 2.09 million 1.81 million 2.25 million 10
1990s 3.18 million 2.12 million 4.10 million 10
2000s 4.41 million 4.07 million 4.79 million 10
2010s 5.18 million 4.17 million 6.79 million 10
2020s 4.26 million 4.13 million 4.42 million 6

Countries ranked near Thailand

  1. 26 Italy 4.61 million compare
  2. 27 Argentina 4.56 million compare
  3. 28 Uzbekistan 4.36 million compare
  4. 30 Myanmar 4.19 million compare
  5. 31 Spain 3.71 million compare
  6. 32 Nepal 3.67 million compare

See the full ranking of 251 places →

More education data for Thailand

All data for Thailand →

Frequently asked questions

What is secondary education, pupils, gaps filled in Thailand?
Secondary education, pupils, gaps filled in Thailand was 4.26 million in 2025, according to Statizoid (derived).
What is the highest secondary education, pupils, gaps filled recorded in Thailand?
The highest recorded value was 6.79 million in 2014.
What is the lowest secondary education, pupils, gaps filled recorded in Thailand?
The lowest recorded value was 695,023 in 1971.
How does Thailand rank for secondary education, pupils, gaps filled?
Thailand ranks 29th out of 206 countries with data for 2025.
Is secondary education, pupils, gaps filled rising or falling in Thailand?
Over the last ten years it is down 37.0%. The long-run trend across the full record is rising.
Where does this Thailand data come from?
The figures come from Statizoid (derived), published as part of Secondary education, pupils, gaps filled. Statizoid updates them automatically from the source API.

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Secondary education, pupils, gaps filled in Thailand. Statizoid, drawing on Statizoid (derived). Retrieved 03 September 2026, from https://education.statizoid.com/stat/secondary-education-pupils-gaps-filled/thailand/

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How this figure is calculated

Secondary education, pupils with 698 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Secondary education, pupils, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
251 places, 10,723 data points, 1970–2025
Last refreshed

Secondary education, pupils with 698 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.