Gross enrolment ratio, lower secondary, adjusted gender parity index in Iran

Iran: Gross enrolment ratio, lower secondary, adjusted gender parity index was 1 GPIA in 2023. ▲ Rising

Latest (2023)
1 GPIA
Change on year
up 1.2%
World rank
90th
of 199 countries
All-time high
1 GPIA
in 2023
All-time low
0.827 GPIA
in 1997
Years of data
23
1997–2023

Gross enrolment ratio, lower secondary, adjusted gender parity index in Iran, 1997–2023

00.250.50.7511997201020231997: 0.827 GPIA1999: 0.838 GPIA2000: 0.837 GPIA2001: 0.841 GPIA2002: 0.852 GPIA2003: 0.867 GPIA2004: 0.9 GPIA2005: 0.911 GPIA2006: 0.932 GPIA2007: 0.92 GPIA2008: 0.952 GPIA2009: 0.959 GPIA2010: 0.956 GPIA2011: 0.956 GPIA2012: 0.955 GPIA2013: 0.951 GPIA2014: 0.956 GPIA2016: 0.974 GPIA2017: 0.969 GPIA2019: 0.978 GPIA2020: 0.986 GPIA2022: 0.992 GPIA2023: 1 GPIA

Source: UNESCO Institute for Statistics. Measured in GPIA.

Analysis

In 2023, gross enrolment ratio, lower secondary, adjusted gender parity index in Iran stood at 1 GPIA. That is the highest value across all 23 years on record.

That represents a change of up 1.2% on the previous year and up 5.7% over ten years.

Over the whole period, gross enrolment ratio, lower secondary, adjusted gender parity index in Iran peaked at 1 GPIA in 2023 and was at its lowest, 0.827 GPIA, in 1997.

That places Iran 90th out of 199 countries with data for 2023, putting it in the middle of the range.

The long-run direction has been consistently rising across the 23 years of available data.

Gross enrolment ratio, lower secondary, adjusted gender parity index in Iran, year by year

Annual values for Gross enrolment ratio, lower secondary, adjusted gender parity index (GPIA) in Iran, 1997 to 2023.
Year GPIA Change
1997 0.827 GPIA
1999 0.838 GPIA +1.3%
2000 0.8367 GPIA -0.1%
2001 0.8408 GPIA +0.5%
2002 0.8525 GPIA +1.4%
2003 0.8672 GPIA +1.7%
2004 0.9004 GPIA +3.8%
2005 0.9112 GPIA +1.2%
2006 0.9324 GPIA +2.3%
2007 0.92 GPIA -1.3%
2008 0.9518 GPIA +3.5%
2009 0.9586 GPIA +0.7%
2010 0.9558 GPIA -0.3%
2011 0.9562 GPIA +0.0%
2012 0.9554 GPIA -0.1%
2013 0.9508 GPIA -0.5%
2014 0.9564 GPIA +0.6%
2016 0.9739 GPIA +1.8%
2017 0.9692 GPIA -0.5%
2019 0.9784 GPIA +1.0%
2020 0.986 GPIA +0.8%
2022 0.9921 GPIA +0.6%
2023 1 GPIA +1.2%

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.8325 GPIA 0.827 GPIA 0.838 GPIA 2
2000s 0.8971 GPIA 0.8367 GPIA 0.9586 GPIA 10
2010s 0.962 GPIA 0.9508 GPIA 0.9784 GPIA 8
2020s 0.9942 GPIA 0.986 GPIA 1 GPIA 3

Countries ranked near Iran

  1. 87 Paraguay 1.01 GPIA compare
  2. 88 Palestine 1.01 GPIA compare
  3. 89 Denmark 1 GPIA compare
  4. 91 Laos 1 GPIA compare
  5. 92 Uruguay 1 GPIA compare
  6. 93 Colombia 1 GPIA compare

See the full ranking of 420 places →

More education data for Iran

All data for Iran →

Frequently asked questions

What is gross enrolment ratio, lower secondary, adjusted gender parity index in Iran?
Gross enrolment ratio, lower secondary, adjusted gender parity index in Iran was 1 GPIA in 2023, according to UNESCO Institute for Statistics.
What is the highest gross enrolment ratio, lower secondary, adjusted gender parity index recorded in Iran?
The highest recorded value was 1 GPIA in 2023.
What is the lowest gross enrolment ratio, lower secondary, adjusted gender parity index recorded in Iran?
The lowest recorded value was 0.827 GPIA in 1997.
How does Iran rank for gross enrolment ratio, lower secondary, adjusted gender parity index?
Iran ranks 90th out of 199 countries with data for 2023.
Is gross enrolment ratio, lower secondary, adjusted gender parity index rising or falling in Iran?
Over the last ten years it is up 5.7%. 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 Gross enrolment ratio, lower secondary, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.

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Gross enrolment ratio, lower secondary, adjusted gender parity index in Iran. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 01 September 2026, from https://education.statizoid.com/stat/gross-enrolment-ratio-lower-secondary-adjusted-gender-parity-index-gpia/iran-islamic-rep/

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About this data

Indicator
Gross enrolment ratio, lower 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
420 places, 10,386 data points, 1985–2025
Last refreshed

February 2026 Data Release