Secondary education, duration (years) in Low & middle income
Low & middle income: Secondary education, duration (years) was 6 years in 2025. ▬ Flat
Latest (2025)
6 years
Change on year
unchanged
Rank
11th
of 46 groups
All-time high
7 years
in 1976
All-time low
6 years
in 1970
Years of data
56
1970–2025
Secondary education, duration in Low & middle income, 1970–2025
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Measured in years.
Analysis
Low & middle income recorded 6 years for secondary education, duration in 2025. That is the lowest value across all 56 years on record.
The figure is unchanged over ten years.
Over the whole period, secondary education, duration in Low & middle income peaked at 7 years in 1976 and was at its lowest, 6 years, in 1970.
Low & middle income ranks 11th of 46 groups on this measure, in the top quarter.
Secondary education, duration (years) in Low & middle income, year by year
| Year | years | Change |
|---|---|---|
| 1970 | 6 years | — |
| 1971 | 6 years | +0.0% |
| 1972 | 6 years | +0.0% |
| 1973 | 6 years | +0.0% |
| 1974 | 6 years | +0.0% |
| 1975 | 6 years | +0.0% |
| 1976 | 7 years | +16.7% |
| 1977 | 6 years | -14.3% |
| 1978 | 6 years | +0.0% |
| 1979 | 6 years | +0.0% |
| 1980 | 6 years | +0.0% |
| 1981 | 6 years | +0.0% |
| 1982 | 6 years | +0.0% |
| 1983 | 6 years | +0.0% |
| 1984 | 6 years | +0.0% |
| 1985 | 6 years | +0.0% |
| 1986 | 6 years | +0.0% |
| 1987 | 6 years | +0.0% |
| 1988 | 6 years | +0.0% |
| 1989 | 6 years | +0.0% |
| 1990 | 6 years | +0.0% |
| 1991 | 6 years | +0.0% |
| 1992 | 6 years | +0.0% |
| 1993 | 6 years | +0.0% |
| 1994 | 6 years | +0.0% |
| 1995 | 6 years | +0.0% |
| 1996 | 6 years | +0.0% |
| 1997 | 6 years | +0.0% |
| 1998 | 6 years | +0.0% |
| 1999 | 6 years | +0.0% |
| 2000 | 6 years | +0.0% |
| 2001 | 6 years | +0.0% |
| 2002 | 6 years | +0.0% |
| 2003 | 6 years | +0.0% |
| 2004 | 6 years | +0.0% |
| 2005 | 6 years | +0.0% |
| 2006 | 6 years | +0.0% |
| 2007 | 6 years | +0.0% |
| 2008 | 6 years | +0.0% |
| 2009 | 6 years | +0.0% |
| 2010 | 6 years | +0.0% |
| 2011 | 6 years | +0.0% |
| 2012 | 6 years | +0.0% |
| 2013 | 6 years | +0.0% |
| 2014 | 6 years | +0.0% |
| 2015 | 6 years | +0.0% |
| 2016 | 6 years | +0.0% |
| 2017 | 6 years | +0.0% |
| 2018 | 6 years | +0.0% |
| 2019 | 6 years | +0.0% |
| 2020 | 6 years | +0.0% |
| 2021 | 6 years | +0.0% |
| 2022 | 6 years | +0.0% |
| 2023 | 6 years | +0.0% |
| 2024 | 6 years | +0.0% |
| 2025 | 6 years | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 6.1 years | 6 years | 7 years | 10 |
| 1980s | 6 years | 6 years | 6 years | 10 |
| 1990s | 6 years | 6 years | 6 years | 10 |
| 2000s | 6 years | 6 years | 6 years | 10 |
| 2010s | 6 years | 6 years | 6 years | 10 |
| 2020s | 6 years | 6 years | 6 years | 6 |
More education data for Low & middle income
- Population ages 15-64 65.3% (2025)
- Primary education, pupils, per capita 0.1043 units per person (2024)
- Primary education, pupils, per unit of GDP 0 units per US$ of GDP (2024)
- Secondary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, annual growth rate 1.6 % change on previous year (2024)
- Primary education, pupils, gaps filled 701.53 million (2024)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, teachers, gaps filled 27.98 million (2024)
- Secondary education, pupils, gaps filled 554.22 million (2024)
- Population ages 0-14 26.3% (2025)
Frequently asked questions
- What is secondary education, duration in Low & middle income?
- Secondary education, duration in Low & middle income was 6 years in 2025, according to Data API, UN Educational, Scientific and Cultural Organization (UNESCO).
- What is the highest secondary education, duration recorded in Low & middle income?
- The highest recorded value was 7 years in 1976.
- What is the lowest secondary education, duration recorded in Low & middle income?
- The lowest recorded value was 6 years in 1970.
- How does Low & middle income rank for secondary education, duration?
- Low & middle income ranks 11th out of 46 groups with data for 2025.
- Is secondary education, duration rising or falling in Low & middle income?
- Over the last ten years it is unchanged. The long-run trend across the full record is flat.
- Where does this Low & middle income data come from?
- The figures come from Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as part of Secondary education, duration (years). Statizoid updates them automatically from the source API.
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About this data
Secondary duration refers to the number of grades (years) in secondary school.