School life expectancy, secondary, adjusted gender parity index (GPIA) in Iran
Iran: School life expectancy, secondary, adjusted gender parity index (GPIA) was 1.02 GPIA in 2023. ▲ Rising
Latest (2023)
1.02 GPIA
Change on year
up 1.5%
World rank
91st
of 213 countries
All-time high
1.03 GPIA
in 2007
All-time low
0.5296 GPIA
in 1971
Years of data
38
1971–2023
School life expectancy, secondary, adjusted gender parity index in Iran, 1971–2023
Source: UNESCO Institute for Statistics. Measured in GPIA.
Analysis
The most recent figure for school life expectancy, secondary, adjusted gender parity index in Iran is 1.02 GPIA, measured in 2023.
Compared with earlier readings it is up 1.5% on the previous year and up 8.4% over ten years.
Over the whole period, school life expectancy, secondary, adjusted gender parity index in Iran peaked at 1.03 GPIA in 2007 and was at its lowest, 0.5296 GPIA, in 1971.
That places Iran 91st out of 213 countries with data for 2023, putting it in the middle of the range.
The long-run direction has been consistently rising across the 38 years of available data.
School life expectancy, secondary, adjusted gender parity index (GPIA) in Iran, year by year
| Year | GPIA | Change |
|---|---|---|
| 1971 | 0.5296 GPIA | — |
| 1972 | 0.5566 GPIA | +5.1% |
| 1973 | 0.5707 GPIA | +2.5% |
| 1974 | 0.5785 GPIA | +1.4% |
| 1975 | 0.5905 GPIA | +2.1% |
| 1976 | 0.5969 GPIA | +1.1% |
| 1977 | 0.6064 GPIA | +1.6% |
| 1985 | 0.7034 GPIA | +16.0% |
| 1988 | 0.6916 GPIA | -1.7% |
| 1990 | 0.7157 GPIA | +3.5% |
| 1991 | 0.744 GPIA | +3.9% |
| 1992 | 0.751 GPIA | +0.9% |
| 1993 | 0.7722 GPIA | +2.8% |
| 1994 | 0.7911 GPIA | +2.4% |
| 1995 | 0.8185 GPIA | +3.5% |
| 1997 | 0.8717 GPIA | +6.5% |
| 1999 | 0.8901 GPIA | +2.1% |
| 2000 | 0.9007 GPIA | +1.2% |
| 2001 | 0.9057 GPIA | +0.6% |
| 2002 | 0.915 GPIA | +1.0% |
| 2003 | 0.9158 GPIA | +0.1% |
| 2004 | 0.9492 GPIA | +3.6% |
| 2005 | 0.9654 GPIA | +1.7% |
| 2006 | 0.9864 GPIA | +2.2% |
| 2007 | 1.03 GPIA | +4.7% |
| 2008 | 0.9928 GPIA | -3.9% |
| 2009 | 0.9792 GPIA | -1.4% |
| 2010 | 0.9721 GPIA | -0.7% |
| 2011 | 0.9662 GPIA | -0.6% |
| 2012 | 0.9595 GPIA | -0.7% |
| 2013 | 0.9451 GPIA | -1.5% |
| 2014 | 0.9543 GPIA | +1.0% |
| 2015 | 0.957 GPIA | +0.3% |
| 2016 | 0.9702 GPIA | +1.4% |
| 2017 | 0.976 GPIA | +0.6% |
| 2020 | 0.9946 GPIA | +1.9% |
| 2022 | 1.01 GPIA | +1.4% |
| 2023 | 1.02 GPIA | +1.5% |
Iran compared with similar countries
- Iran's 1.02 GPIA is above the median for upper middle income countries, which is 1.02 GPIA, 1.0× the median. (58 countries reporting)
- Iran's 1.02 GPIA is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 1.02 GPIA, 1.0× the median. (23 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 0.5756 GPIA | 0.5296 GPIA | 0.6064 GPIA | 7 |
| 1980s | 0.6975 GPIA | 0.6916 GPIA | 0.7034 GPIA | 2 |
| 1990s | 0.7943 GPIA | 0.7157 GPIA | 0.8901 GPIA | 8 |
| 2000s | 0.9543 GPIA | 0.9007 GPIA | 1.03 GPIA | 10 |
| 2010s | 0.9626 GPIA | 0.9451 GPIA | 0.976 GPIA | 8 |
| 2020s | 1.01 GPIA | 0.9946 GPIA | 1.02 GPIA | 3 |
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, secondary, adjusted gender parity index in Iran?
- School life expectancy, secondary, adjusted gender parity index in Iran was 1.02 GPIA in 2023, according to UNESCO Institute for Statistics.
- What is the highest school life expectancy, secondary, adjusted gender parity index recorded in Iran?
- The highest recorded value was 1.03 GPIA in 2007.
- What is the lowest school life expectancy, secondary, adjusted gender parity index recorded in Iran?
- The lowest recorded value was 0.5296 GPIA in 1971.
- How does Iran rank for school life expectancy, secondary, adjusted gender parity index?
- Iran ranks 91st out of 213 countries with data for 2023.
- Is school life expectancy, secondary, adjusted gender parity index rising or falling in Iran?
- Over the last ten years it is up 8.4%. 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, secondary, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 38 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release