Statizoid

Afghanistan vs Sierra Leone: Average years of schooling

Afghanistan
5.69 years
in 2020
Sierra Leone
4.99 years
in 2020
Afghanistan rank
101st
Sierra Leone rank
104th

Average years of schooling over time

  • Afghanistan
  • Sierra Leone
0246187019452020

How they compare

Afghanistan currently reports 5.69 years against 4.99 years in Sierra Leone, a difference of 0.7 years.

That makes Afghanistan's figure about 1.1 times Sierra Leone's.

The two have swapped places 3 times across 31 shared years of data; in 1870 it was Sierra Leone ahead.

Afghanistan ranks 101st and Sierra Leone ranks 104th of 111 countries.

Across the 16 decades both report, Afghanistan averaged higher in 3 and Sierra Leone in 13.

Head to head by decade

Decade Afghanistan Sierra Leone Difference Ahead
1870s 0.01 years 0.025 years 0.015 years Sierra Leone
1880s 0.01 years 0.035 years 0.025 years Sierra Leone
1890s 0.01 years 0.055 years 0.045 years Sierra Leone
1900s 0.01 years 0.09 years 0.08 years Sierra Leone
1910s 0.015 years 0.165 years 0.15 years Sierra Leone
1920s 0.035 years 0.215 years 0.18 years Sierra Leone
1930s 0.045 years 0.25 years 0.205 years Sierra Leone
1940s 0.21 years 0.335 years 0.125 years Sierra Leone
1950s 0.3 years 0.435 years 0.135 years Sierra Leone
1960s 0.415 years 0.595 years 0.18 years Sierra Leone
1970s 0.845 years 1 years 0.16 years Sierra Leone
1980s 1.51 years 1.62 years 0.115 years Sierra Leone
1990s 2.23 years 2.36 years 0.13 years Sierra Leone
2000s 3.17 years 3.13 years 0.045 years Afghanistan
2010s 4.37 years 4.26 years 0.115 years Afghanistan
2020s 5.69 years 4.99 years 0.7 years Afghanistan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average years of schooling, Afghanistan or Sierra Leone?
Afghanistan, at 5.69 years against 4.99 years in Sierra Leone as of 2020.
What is the difference in average years of schooling between Afghanistan and Sierra Leone?
0.7 years, with Afghanistan ahead.
How many years of comparable data are there for Afghanistan and Sierra Leone?
31 years are reported by both, from 1870 to 2020.
How do Afghanistan and Sierra Leone rank globally for average years of schooling?
Afghanistan ranks 101st and Sierra Leone ranks 104th 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.

Individual pages

Share, cite or embed this page

Cite this page

Afghanistan vs Sierra Leone: Average years of schooling. Statizoid, drawing on Barro and Lee (2015); Lee and Lee (2016) – with major processing by Our World in Data. Retrieved 03 September 2026, from https://education.statizoid.com/compare/mean-years-of-schooling-long-run/afghanistan/sierra-leone/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://education.statizoid.com/compare/mean-years-of-schooling-long-run/afghanistan/sierra-leone/">Afghanistan vs Sierra Leone: Average years of schooling</a> β€” Statizoid

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

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