Which has higher average years of schooling, Barbados or Iran?

Iran, at 9.8 years against 9.67 years in Barbados as of 2020.

How many years of comparable data are there for Barbados and Iran?

31 years are reported by both, from 1870 to 2020.

Where does this data come from?

Barro and Lee (2015); Lee and Lee (2016) – with major processing by Our World in Data, published as Average years of schooling. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Barbados vs Iran: Average years of schooling

Barbados

9.67 years

in 2020

Iran

9.8 years

in 2020

Barbados rank

53rd

Iran rank

52nd

Average years of schooling over time

Barbados
Iran

How they compare

Iran currently reports 9.8 years against 9.67 years in Barbados, a difference of 0.13 years.

The two have swapped places 1 time across 31 shared years of data; in 1870 it was Barbados ahead.

Barbados ranks 53rd and Iran ranks 52nd of 111 countries.

Across the 16 decades both report, Barbados averaged higher in 15 and Iran in 1.

Head to head by decade

Decade	Barbados	Iran	Difference	Ahead
1870s	1 years	0.01 years	0.99 years	Barbados
1880s	1.25 years	0.01 years	1.24 years	Barbados
1890s	1.39 years	0.01 years	1.38 years	Barbados
1900s	1.75 years	0.025 years	1.72 years	Barbados
1910s	2.12 years	0.12 years	2 years	Barbados
1920s	2.83 years	0.235 years	2.6 years	Barbados
1930s	3.36 years	0.285 years	3.07 years	Barbados
1940s	4.12 years	0.445 years	3.68 years	Barbados
1950s	4.76 years	0.66 years	4.1 years	Barbados
1960s	5.94 years	1.25 years	4.69 years	Barbados
1970s	8.27 years	2.52 years	5.75 years	Barbados
1980s	8.07 years	4.25 years	3.82 years	Barbados
1990s	8.93 years	6.09 years	2.84 years	Barbados
2000s	9.32 years	8.07 years	1.25 years	Barbados
2010s	9.52 years	9.26 years	0.255 years	Barbados
2020s	9.67 years	9.8 years	0.13 years	Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average years of schooling, Barbados or Iran?: Iran, at 9.8 years against 9.67 years in Barbados as of 2020.
What is the difference in average years of schooling between Barbados and Iran?: 0.13 years, with Iran ahead.
How many years of comparable data are there for Barbados and Iran?: 31 years are reported by both, from 1870 to 2020.
How do Barbados and Iran rank globally for average years of schooling?: Barbados ranks 53rd and Iran ranks 52nd of 111 countries.
Where does this data come from?: Barro and Lee (2015); Lee and Lee (2016) – with major processing by Our World in Data, published as Average years of schooling. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Barbados vs Iran: Average years of schooling. Statizoid, drawing on Barro and Lee (2015); Lee and Lee (2016) – with major processing by Our World in Data. Retrieved 29 August 2026, from https://education.statizoid.com/compare/mean-years-of-schooling-long-run/barbados/iran-islamic-rep/

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About this data

Indicator: Average years of schooling
Unit: years
Source: Barro and Lee (2015); Lee and Lee (2016) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 111 places, 3,441 data points, 1870–2020
Last refreshed: 28 August 2026

Average years of formal education for individuals aged 15-64.