Enrolment in secondary education, both sexes in Thailand
Thailand: Enrolment in secondary education, both sexes was 4.26 million in 2025. ▲ Rising
Latest (2025)
4.26 million
Change on year
down 1.6%
World rank
29th
of 219 countries
All-time high
6.79 million
in 2014
All-time low
695,023
in 1971
Years of data
51
1971–2025
Enrolment in secondary education, both sexes in Thailand, 1971–2025
Source: UNESCO Institute for Statistics.
Analysis
In 2025, enrolment in secondary education, both sexes in Thailand stood at 4.26 million.
That represents a change of down 1.6% on the previous year and down 37.0% over ten years.
Over the whole period, enrolment in secondary education, both sexes in Thailand peaked at 6.79 million in 2014 and was at its lowest, 695,023, in 1971.
That places Thailand 29th out of 219 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently rising across the 51 years of available data.
Enrolment in secondary education, both sexes in Thailand, year by year
| 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% |
| 1984 | 2.19 million | +10.1% |
| 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% |
| 2001 | 4.07 million | -0.6% |
| 2002 | 4.15 million | +1.9% |
| 2004 | 4.25 million | +2.5% |
| 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
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 1.11 million | 695,023 | 1.74 million | 9 |
| 1980s | 2.09 million | 1.81 million | 2.25 million | 9 |
| 1990s | 3.08 million | 2.12 million | 4.10 million | 9 |
| 2000s | 4.48 million | 4.07 million | 4.79 million | 8 |
| 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
More education data for Thailand
- Enrolment in secondary education, both sexes (number), gaps filled 4.26 million (2025)
- Enrolment in secondary education, both sexes (number), annual growth -1.6 % change on previous year (2025)
- Teachers in primary education, both sexes (number), gaps filled 305,368 (2025)
- Teachers in primary education, both sexes (number), annual growth rate -0.8893 % change on previous year (2025)
- Enrolment in secondary education, female (number), gaps filled 2.15 million (2025)
- Enrolment in secondary education, female (number), annual growth rate 0.0232 % change on previous year (2025)
- Enrolment in secondary education, male (number), gaps filled 2.11 million (2025)
- Enrolment in secondary education, male (number), annual growth rate -3.2 % change on previous year (2025)
- Enrolment in pre-primary education, both sexes (number), gaps filled 1.47 million (2025)
- Enrolment in pre-primary education, both sexes (number), annual -9.66 % change on previous year (2025)
Frequently asked questions
- What is enrolment in secondary education, both sexes in Thailand?
- Enrolment in secondary education, both sexes in Thailand was 4.26 million in 2025, according to UNESCO Institute for Statistics.
- What is the highest enrolment in secondary education, both sexes recorded in Thailand?
- The highest recorded value was 6.79 million in 2014.
- What is the lowest enrolment in secondary education, both sexes recorded in Thailand?
- The lowest recorded value was 695,023 in 1971.
- How does Thailand rank for enrolment in secondary education, both sexes?
- Thailand ranks 29th out of 219 countries with data for 2025.
- Is enrolment in secondary education, both sexes 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 UNESCO Institute for Statistics, published as part of Enrolment in secondary education, both sexes (number). Statizoid updates them automatically from the source API.
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About this data
February 2026 Data Release