Gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of

Iran, Islamic Republic of: Gross enrolment ratio, secondary, adjusted gender parity index was 1.02 GPIA in 2023. ▲ Rising

Latest (2023)
1.02 GPIA
Change on year
up 1.5%
World rank
93rd
of 212 countries
All-time high
1.03 GPIA
in 2007
All-time low
0.5296 GPIA
in 1971
Years of data
38
1971–2023

Gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of, 1971–2023

00.250.50.7511971199720231971: 0.53 GPIA1972: 0.557 GPIA1973: 0.571 GPIA1974: 0.579 GPIA1975: 0.591 GPIA1976: 0.597 GPIA1977: 0.606 GPIA1985: 0.703 GPIA1988: 0.692 GPIA1990: 0.716 GPIA1991: 0.744 GPIA1992: 0.751 GPIA1993: 0.772 GPIA1994: 0.791 GPIA1995: 0.819 GPIA1997: 0.872 GPIA1999: 0.89 GPIA2000: 0.901 GPIA2001: 0.906 GPIA2002: 0.915 GPIA2003: 0.916 GPIA2004: 0.949 GPIA2005: 0.965 GPIA2006: 0.986 GPIA2007: 1 GPIA2008: 0.993 GPIA2009: 0.977 GPIA2010: 0.969 GPIA2011: 0.962 GPIA2012: 0.956 GPIA2013: 0.956 GPIA2014: 0.953 GPIA2015: 0.956 GPIA2016: 0.972 GPIA2017: 0.976 GPIA2020: 0.995 GPIA2022: 1 GPIA2023: 1 GPIA

Source: UNESCO Institute for Statistics. Measured in GPIA.

Analysis

In 2023, gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of stood at 1.02 GPIA.

Compared with earlier readings it is up 1.5% on the previous year and up 7.1% over ten years.

Over the whole period, gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of peaked at 1.03 GPIA in 2007 and was at its lowest, 0.5296 GPIA, in 1971.

That places Iran, Islamic Republic of 93rd out of 212 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.

Gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of, year by year

Annual values for Gross enrolment ratio, secondary, adjusted gender parity index (GPIA) in Iran, Islamic Republic of, 1971 to 2023.
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 0.9765 GPIA -1.6%
2010 0.9685 GPIA -0.8%
2011 0.9624 GPIA -0.6%
2012 0.9564 GPIA -0.6%
2013 0.9562 GPIA -0.0%
2014 0.9534 GPIA -0.3%
2015 0.9556 GPIA +0.2%
2016 0.9721 GPIA +1.7%
2017 0.976 GPIA +0.4%
2020 0.9947 GPIA +1.9%
2022 1.01 GPIA +1.4%
2023 1.02 GPIA +1.5%

Averages by decade

DecadeAverage LowestHighest 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 0.954 GPIA 0.9007 GPIA 1.03 GPIA 10
2010s 0.9626 GPIA 0.9534 GPIA 0.976 GPIA 8
2020s 1.01 GPIA 0.9947 GPIA 1.02 GPIA 3

Countries ranked near Iran, Islamic Republic of

  1. 90 Montenegro 1.03 GPIA compare
  2. 91 Algeria 1.03 GPIA compare
  3. 92 Jordan 1.03 GPIA compare
  4. 94 United States of America 1.02 GPIA compare
  5. 95 Luxembourg 1.02 GPIA compare
  6. 96 Fiji 1.02 GPIA compare

See the full ranking of 433 places →

More education data for Iran, Islamic Republic of

All data for Iran, Islamic Republic of →

Frequently asked questions

What is gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of?
Gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of was 1.02 GPIA in 2023, according to UNESCO Institute for Statistics.
What is the highest gross enrolment ratio, secondary, adjusted gender parity index recorded in Iran, Islamic Republic of?
The highest recorded value was 1.03 GPIA in 2007.
What is the lowest gross enrolment ratio, secondary, adjusted gender parity index recorded in Iran, Islamic Republic of?
The lowest recorded value was 0.5296 GPIA in 1971.
How does Iran, Islamic Republic of rank for gross enrolment ratio, secondary, adjusted gender parity index?
Iran, Islamic Republic of ranks 93rd out of 212 countries with data for 2023.
Is gross enrolment ratio, secondary, adjusted gender parity index rising or falling in Iran, Islamic Republic of?
Over the last ten years it is up 7.1%. The long-run trend across the full record is rising.
Where does this Iran, Islamic Republic of data come from?
The figures come from UNESCO Institute for Statistics, published as part of Gross enrolment ratio, secondary, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.

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Gross enrolment ratio, secondary, adjusted gender parity index in Iran, Islamic Republic of. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 31 August 2026, from https://education.statizoid.com/stat/gross-enrolment-ratio-secondary-adjusted-gender-parity-index-gpia/iran-islamic-rep/

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About this data

Indicator
Gross enrolment ratio, secondary, adjusted gender parity index (GPIA)
Unit
GPIA
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
433 places, 15,760 data points, 1970–2025
Last refreshed

February 2026 Data Release