School life expectancy, primary to tertiary, both sexes in Iran
Iran: School life expectancy, primary to tertiary, both sexes was 14.11 years in 2022. ▲ Rising
School life expectancy, primary to tertiary, both sexes in Iran, 1971–2022
Source: UNESCO Institute for Statistics. Measured in years.
Analysis
In 2022, school life expectancy, primary to tertiary, both sexes in Iran stood at 14.11 years.
The figure is up 1.2% on the previous year and down 1.4% over ten years.
Over the whole period, school life expectancy, primary to tertiary, both sexes in Iran peaked at 14.31 years in 2012 and was at its lowest, 5.93 years, in 1971.
That places Iran 85th out of 186 countries with data for 2022, putting it in the middle of the range.
The long-run direction has been consistently rising across the 29 years of available data.
School life expectancy, primary to tertiary, both sexes in Iran, year by year
| Year | years | Change |
|---|---|---|
| 1971 | 5.93 years | — |
| 1972 | 5.96 years | +0.4% |
| 1973 | 6.25 years | +4.9% |
| 1974 | 6.52 years | +4.2% |
| 1975 | 7.14 years | +9.5% |
| 1976 | 7.57 years | +5.9% |
| 1977 | 7.89 years | +4.3% |
| 1995 | 10.74 years | +36.1% |
| 1999 | 11.18 years | +4.1% |
| 2000 | 11.19 years | +0.1% |
| 2001 | 11.63 years | +3.9% |
| 2002 | 11.71 years | +0.7% |
| 2003 | 11.94 years | +2.0% |
| 2004 | 11.7 years | -2.0% |
| 2005 | 11.58 years | -1.0% |
| 2006 | 11.7 years | +1.0% |
| 2007 | 11.74 years | +0.4% |
| 2008 | 12.29 years | +4.7% |
| 2009 | 12.41 years | +0.9% |
| 2010 | 12.56 years | +1.2% |
| 2011 | 13.01 years | +3.6% |
| 2012 | 14.31 years | +10.0% |
| 2013 | 14.14 years | -1.2% |
| 2014 | 14.09 years | -0.4% |
| 2015 | 14.27 years | +1.3% |
| 2016 | 14.28 years | +0.1% |
| 2017 | 14.16 years | -0.8% |
| 2020 | 13.94 years | -1.6% |
| 2022 | 14.11 years | +1.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 6.75 years | 5.93 years | 7.89 years | 7 |
| 1990s | 10.96 years | 10.74 years | 11.18 years | 2 |
| 2000s | 11.79 years | 11.19 years | 12.41 years | 10 |
| 2010s | 13.85 years | 12.56 years | 14.31 years | 8 |
| 2020s | 14.02 years | 13.94 years | 14.11 years | 2 |
Countries ranked near Iran
More education data for Iran
- Theoretical duration of upper secondary education (years), annual 0 % change on previous year (2025)
- Theoretical duration of secondary education (years), annual growth 0 % change on previous year (2025)
- Start of the academic school year (tertiary education), gaps filled 2,021 tertiary education (2022)
- Start of the academic school year (tertiary education), annual growth 0.0495 % change on previous year (2022)
- 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)
Frequently asked questions
- What is school life expectancy, primary to tertiary, both sexes in Iran?
- School life expectancy, primary to tertiary, both sexes in Iran was 14.11 years in 2022, according to UNESCO Institute for Statistics.
- What is the highest school life expectancy, primary to tertiary, both sexes recorded in Iran?
- The highest recorded value was 14.31 years in 2012.
- What is the lowest school life expectancy, primary to tertiary, both sexes recorded in Iran?
- The lowest recorded value was 5.93 years in 1971.
- How does Iran rank for school life expectancy, primary to tertiary, both sexes?
- Iran ranks 85th out of 186 countries with data for 2022.
- Is school life expectancy, primary to tertiary, both sexes rising or falling in Iran?
- Over the last ten years it is down 1.4%. 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 School life expectancy, primary to tertiary, both sexes (years). Statizoid updates them automatically from the source API.
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About this data
February 2026 Data Release