Completion rate, upper secondary education, both sexes (modelled data) in Iran
Iran: Completion rate, upper secondary education, both sexes (modelled data) was 75.5% in 2025. ▲ Rising
Completion rate, upper secondary education, both sexes (modelled data) in Iran, 1981–2025
Source: UNESCO Institute for Statistics. Measured in %.
Analysis
In 2025, completion rate, upper secondary education, both sexes (modelled data) in Iran stood at 75.5%. That is the highest value across all 45 years on record.
That represents a change of up 1.3% on the previous year and up 17.9% over ten years.
Over the whole period, completion rate, upper secondary education, both sexes (modelled data) in Iran peaked at 75.5% in 2025 and was at its lowest, 19.4%, in 1981.
Iran ranks 67th of 164 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 45 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 23.4% | 19.4% | 27.7% | 9 |
| 1990s | 34.8% | 28.4% | 42.7% | 10 |
| 2000s | 51.5% | 45.0% | 56.0% | 10 |
| 2010s | 63.2% | 57.3% | 68.7% | 10 |
| 2020s | 72.8% | 69.9% | 75.5% | 6 |
Countries ranked near Iran
More education data for Iran
- Primary education, teachers, gaps filled 372,396 (2023)
- Duration of pre primary education, annual growth rate 0 % change on previous year (2025)
- Duration of pre primary education 1 (2025)
- Official entrance age to pre primary education 5 (2025)
- Population ages 15-64 69.4% (2025)
- Population ages 0-14 22.0% (2025)
- Lower secondary school starting age 12 years (2025)
- Primary school starting age 6 years (2025)
- Primary secondary enrollment completion rates, gaps filled 101.96 (2023)
- School enrollment, primary 102.0% (2023)
Frequently asked questions
- What is completion rate, upper secondary education, both sexes (modelled data) in Iran?
- Completion rate, upper secondary education, both sexes (modelled data) in Iran was 75.5% in 2025, according to UNESCO Institute for Statistics.
- What is the highest completion rate, upper secondary education, both sexes (modelled data) recorded in Iran?
- The highest recorded value was 75.5% in 2025.
- What is the lowest completion rate, upper secondary education, both sexes (modelled data) recorded in Iran?
- The lowest recorded value was 19.4% in 1981.
- How does Iran rank for completion rate, upper secondary education, both sexes (modelled data)?
- Iran ranks 67th out of 164 countries with data for 2025.
- Is completion rate, upper secondary education, both sexes (modelled data) rising or falling in Iran?
- Over the last ten years it is up 17.9%. The long-run trend across the full record is rising.
- Where does this Iran data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Completion rate, upper secondary education, both sexes (modelled data) (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 45 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release