School life expectancy, pre-primary, both sexes (years) (expectancy) in Iran
Iran: School life expectancy, pre-primary, both sexes (years) (expectancy) was 0.6717 years in 2020. ◆ Volatile
School life expectancy, pre-primary, both sexes in Iran, 1971–2020
Source: UNESCO Institute for Statistics. Measured in years.
Analysis
The most recent figure for school life expectancy, pre-primary, both sexes in Iran is 0.6717 years, measured in 2020.
That represents a change of down 3.8% on the previous year and up 67.4% over ten years.
Over the whole period, school life expectancy, pre-primary, both sexes in Iran peaked at 0.6979 years in 2019 and was at its lowest, 0.0215 years, in 1971.
That places Iran 185th out of 213 countries with data for 2020, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
School life expectancy, pre-primary, both sexes (years) (expectancy) in Iran, year by year
| Year | years | Change |
|---|---|---|
| 1971 | 0.0215 years | — |
| 1972 | 0.0228 years | +6.2% |
| 1973 | 0.0226 years | -0.9% |
| 1974 | 0.0413 years | +82.6% |
| 1975 | 0.087 years | +110.9% |
| 1976 | 0.169 years | +94.3% |
| 1977 | 0.2018 years | +19.4% |
| 1978 | 0.223 years | +10.5% |
| 1979 | 0.2409 years | +8.0% |
| 1980 | 0.2118 years | -12.1% |
| 1981 | 0.1473 years | -30.5% |
| 1982 | 0.1558 years | +5.8% |
| 1983 | 0.1328 years | -14.8% |
| 1984 | 0.1416 years | +6.6% |
| 1985 | 0.0503 years | -64.4% |
| 1986 | 0.0655 years | +30.1% |
| 1987 | 0.0725 years | +10.6% |
| 1988 | 0.0798 years | +10.2% |
| 1989 | 0.0939 years | +17.6% |
| 1990 | 0.1119 years | +19.1% |
| 1991 | 0.1163 years | +3.9% |
| 1992 | 0.1291 years | +11.0% |
| 1993 | 0.0873 years | -32.4% |
| 1994 | 0.0699 years | -19.9% |
| 1995 | 0.0763 years | +9.2% |
| 1997 | 0.1123 years | +47.1% |
| 1998 | 0.157 years | +39.8% |
| 1999 | 0.15 years | -4.5% |
| 2000 | 0.1961 years | +30.7% |
| 2001 | 0.2467 years | +25.8% |
| 2002 | 0.3055 years | +23.9% |
| 2003 | 0.3952 years | +29.4% |
| 2004 | 0.416 years | +5.2% |
| 2005 | 0.4621 years | +11.1% |
| 2006 | 0.4936 years | +6.8% |
| 2007 | 0.4951 years | +0.3% |
| 2008 | 0.4941 years | -0.2% |
| 2009 | 0.4097 years | -17.1% |
| 2010 | 0.4013 years | -2.0% |
| 2011 | 0.3954 years | -1.5% |
| 2012 | 0.331 years | -16.3% |
| 2013 | 0.3669 years | +10.9% |
| 2014 | 0.4146 years | +13.0% |
| 2015 | 0.5029 years | +21.3% |
| 2016 | 0.5179 years | +3.0% |
| 2017 | 0.6109 years | +18.0% |
| 2019 | 0.6979 years | +14.2% |
| 2020 | 0.6717 years | -3.8% |
Iran compared with similar countries
- Iran's 0.6717 years is below the median for upper middle income countries, which is 1.76 years, 38% of the median. (58 countries reporting)
- Iran's 0.6717 years is below the median for Middle East, North Africa, Afghanistan & Pakistan, which is 1.02 years, 66% of the median. (23 countries reporting)
Biggest year-on-year movements
Years where School life expectancy, pre-primary, both sexes (years) (expectancy) in Iran changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1975 | +110.9% | 0.0413 years | 0.087 years |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 0.1144 years | 0.0215 years | 0.2409 years | 9 |
| 1980s | 0.1151 years | 0.0503 years | 0.2118 years | 10 |
| 1990s | 0.1122 years | 0.0699 years | 0.157 years | 9 |
| 2000s | 0.3914 years | 0.1961 years | 0.4951 years | 10 |
| 2010s | 0.471 years | 0.331 years | 0.6979 years | 9 |
| 2020s | 0.6717 years | 0.6717 years | 0.6717 years | 1 |
Countries ranked near Iran
More education data for Iran
- Teachers in secondary education, both sexes (number), gaps filled 406,399 (2023)
- Repeaters in primary education, all grades, both sexes (number), gaps 108,066 (2023)
- Enrolment in pre-primary education, male (number), gaps filled 519,698 (2020)
- Enrolment in pre-primary education, female (number), gaps filled 505,053 (2020)
- Secondary education, pupils, gaps filled 6.62 million (2023)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 9.09 million (2023)
- Primary education, pupils, annual growth rate 3.31 % change on previous year (2023)
- Primary education, pupils, per unit of GDP 0 units per US$ of GDP (2023)
- Primary education, pupils, per capita 0.1003 units per person (2023)
Frequently asked questions
- What is school life expectancy, pre-primary, both sexes in Iran?
- School life expectancy, pre-primary, both sexes in Iran was 0.6717 years in 2020, according to UNESCO Institute for Statistics.
- What is the highest school life expectancy, pre-primary, both sexes recorded in Iran?
- The highest recorded value was 0.6979 years in 2019.
- What is the lowest school life expectancy, pre-primary, both sexes recorded in Iran?
- The lowest recorded value was 0.0215 years in 1971.
- How does Iran rank for school life expectancy, pre-primary, both sexes?
- Iran ranks 185th out of 213 countries with data for 2020.
- Is school life expectancy, pre-primary, both sexes rising or falling in Iran?
- Over the last ten years it is up 67.4%. The long-run trend across the full record is volatile.
- Where does this Iran data come from?
- The figures come from UNESCO Institute for Statistics, published as part of School life expectancy, pre-primary, both sexes (years). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 48 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release