Secondary education, duration in World
World: Secondary education, duration was 6 years in 2025. ▬ Flat
Secondary education, duration in World, 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 World is 6 years, measured in 2025. That is the highest value across all 56 years on record.
The figure is unchanged over ten years.
Over the whole period, secondary education, duration in World peaked at 6 years in 1970 and was at its lowest, 6 years, in 1970.
World ranks 11th of 46 groups on this measure, in the top quarter.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 6 years | 6 years | 6 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 World
- Population ages 0-14 24.4% (2025)
- Population ages 15-64 65.2% (2025)
- School enrollment, primary 102.2% (2024)
- Primary education, teachers 34.10 million (2024)
- School enrollment, primary, female 101.5% (2024)
- School enrollment, primary, male 102.8% (2024)
- Labor force, female 40.2% (2025)
- Labor force, total 3.74 billion (2025)
- School enrollment, primary (gross), gender parity index 0.9825 GPI (2020)
- School enrollment, secondary 77.3% (2024)
Frequently asked questions
- What is secondary education, duration in World?
- Secondary education, duration in World 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 World?
- The highest recorded value was 6 years in 1970.
- What is the lowest secondary education, duration recorded in World?
- The lowest recorded value was 6 years in 1970.
- How does World rank for secondary education, duration?
- World ranks 11th out of 46 groups with data for 2025.
- Is secondary education, duration rising or falling in World?
- Over the last ten years it is unchanged. The long-run trend across the full record is flat.
- Where does this World 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.