Literate and illiterate world population in Iran

Iran: Literate and illiterate world population was 11.1% in 2023. ◆ Volatile

Latest (2023)
11.1%
Change on year
down 2.8%
World rank
53rd
of 128 countries
All-time high
87.5%
in 1950
All-time low
11.1%
in 2023
Years of data
24
1950–2023

Literate and illiterate world population in Iran, 1950–2023

204060801950198620231950: 87.5 %1976: 63.5 %1986: 47.7 %1991: 34.5 %1996: 26.9 %2002: 23 %2005: 17.6 %2006: 17.7 %2008: 17 %2009: 16.8 %2010: 16.3 %2011: 16.5 %2012: 16.4 %2013: 15.4 %2014: 15.3 %2015: 14.7 %2016: 14.5 %2017: 14.1 %2018: 13.1 %2019: 12.6 %2020: 12.1 %2021: 11.5 %2022: 11.4 %2023: 11.1 %

Source: UNESCO (1957) and other sources – with major processing by Our World in Data. Measured in %.

Analysis

The most recent figure for literate and illiterate world population in Iran is 11.1%, measured in 2023. That is the lowest value across all 24 years on record.

Compared with earlier readings it is down 2.8% on the previous year and down 27.9% over ten years.

Over the whole period, literate and illiterate world population in Iran peaked at 87.5% in 1950 and was at its lowest, 11.1%, in 2023.

Iran ranks 53rd of 128 countries on this measure, in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Literate and illiterate world population in Iran, year by year

Annual values for Literate and illiterate world population in Iran, 1950 to 2023.
Year % Change
1950 87.5%
1976 63.5% -27.5%
1986 47.7% -24.9%
1991 34.5% -27.7%
1996 26.9% -21.8%
2002 23.0% -14.6%
2005 17.6% -23.7%
2006 17.7% +0.6%
2008 17.0% -3.6%
2009 16.8% -1.5%
2010 16.3% -2.6%
2011 16.5% +0.9%
2012 16.4% -0.7%
2013 15.4% -6.1%
2014 15.3% -0.5%
2015 14.7% -3.8%
2016 14.5% -1.7%
2017 14.1% -2.8%
2018 13.1% -6.6%
2019 12.6% -3.9%
2020 12.1% -4.2%
2021 11.5% -4.6%
2022 11.4% -1.2%
2023 11.1% -2.8%

Iran compared with similar countries

  • Iran's 11.1% is above the median for upper middle income countries, which is 4.6%, 2.4× the median. (38 countries reporting)
  • Iran's 11.1% is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 6.7%, 1.7× the median. (19 countries reporting)

Biggest year-on-year movements

Years where Literate and illiterate world population 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.

YearChange FromTo
1976 -27.5% 87.5% 63.5%
1991 -27.7% 47.7% 34.5%

Averages by decade

DecadeAverage LowestHighest Years
1950s 87.5% 87.5% 87.5% 1
1970s 63.5% 63.5% 63.5% 1
1980s 47.7% 47.7% 47.7% 1
1990s 30.7% 26.9% 34.5% 2
2000s 18.4% 16.8% 23.0% 5
2010s 14.9% 12.6% 16.5% 10
2020s 11.5% 11.1% 12.1% 4

Countries ranked near Iran

  1. 50 Vanuatu 12.0% compare
  2. 51 Honduras 11.8% compare
  3. 52 Cape Verde 11.5% compare
  4. 54 El Salvador 10.2% compare
  5. 55 Lesotho 9.6% compare
  6. 56 Eswatini 9.2% compare

See the full ranking of 128 places →

More population data for Iran

All data for Iran →

Frequently asked questions

What is literate and illiterate world population in Iran?
Literate and illiterate world population in Iran was 11.1% in 2023, according to UNESCO (1957) and other sources – with major processing by Our World in Data.
What is the highest literate and illiterate world population recorded in Iran?
The highest recorded value was 87.5% in 1950.
What is the lowest literate and illiterate world population recorded in Iran?
The lowest recorded value was 11.1% in 2023.
How does Iran rank for literate and illiterate world population?
Iran ranks 53rd out of 128 countries with data for 2023.
Is literate and illiterate world population rising or falling in Iran?
Over the last ten years it is down 27.9%. The long-run trend across the full record is volatile.
Where does this Iran data come from?
The figures come from UNESCO (1957) and other sources – with major processing by Our World in Data, published as part of Literate and illiterate world population. Statizoid updates them automatically from the source API.

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Literate and illiterate world population in Iran. Statizoid, drawing on UNESCO (1957) and other sources – with major processing by Our World in Data. Retrieved 23 September 2026, from https://population.statizoid.com/stat/literate-and-illiterate-world-population/iran-islamic-rep/

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About this data

Indicator
Literate and illiterate world population
Unit
%
Source
UNESCO (1957) and other sources – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
128 places, 1,272 data points, 1475–2024
Last refreshed

Share of adults who cannot read and write a short, simple statement on their everyday life.