Secondary education, duration in Lower middle income
Lower middle income: Secondary education, duration was 6 years in 2025. ▼ Falling
Secondary education, duration in Lower middle income, 1970–2025
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Measured in years.
Analysis
The most recent figure for secondary education, duration in Lower middle income is 6 years, measured in 2025. That is the lowest value across all 56 years on record.
Compared with earlier readings it is unchanged over ten years.
Over the whole period, secondary education, duration in Lower middle income peaked at 7 years in 1970 and was at its lowest, 6 years, in 1986.
Lower middle income ranks 11th of 46 groups on this measure, in the top quarter.
The long-run direction has been consistently falling across the 56 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 7 years | 7 years | 7 years | 10 |
| 1980s | 6.6 years | 6 years | 7 years | 10 |
| 1990s | 6.2 years | 6 years | 7 years | 10 |
| 2000s | 6.1 years | 6 years | 7 years | 10 |
| 2010s | 6.1 years | 6 years | 6.5 years | 10 |
| 2020s | 6 years | 6 years | 6 years | 6 |
More education data for Lower middle income
- Population ages 15-64 64.5% (2025)
- Population ages 0-14 29.5% (2025)
- School enrollment, primary 105.4% (2024)
- Primary education, teachers 11.30 million (2024)
- School enrollment, primary, female 104.9% (2024)
- School enrollment, primary, male 105.8% (2024)
- Labor force, female 33.3% (2025)
- Labor force, total 1.20 billion (2025)
- School enrollment, primary (gross), gender parity index 0.9919 GPI (2020)
- School enrollment, secondary 68.0% (2024)
Frequently asked questions
- What is secondary education, duration in Lower middle income?
- Secondary education, duration in Lower 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 Lower middle income?
- The highest recorded value was 7 years in 1970.
- What is the lowest secondary education, duration recorded in Lower middle income?
- The lowest recorded value was 6 years in 1986.
- How does Lower middle income rank for secondary education, duration?
- Lower middle income ranks 11th out of 46 groups with data for 2025.
- Is secondary education, duration rising or falling in Lower middle income?
- Over the last ten years it is unchanged. The long-run trend across the full record is falling.
- Where does this Lower 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.
Download this data
CSV · JSON — 56 observations, free to reuse under CC BY 4.0 (World Bank Open Data).
About this data
Secondary duration refers to the number of grades (years) in secondary school.