Iran, Islamic Republic of vs Sierra Leone: Pupil-teacher ratio, primary

Iran, Islamic Republic of
28.52
in 2017
Sierra Leone
27.52
in 2018
Iran, Islamic Republic of rank
49th
Sierra Leone rank
52nd

Pupil-teacher ratio, primary over time

  • Iran, Islamic Republic of
  • Sierra Leone
010203040197119942018

How they compare

Iran, Islamic Republic of currently reports 28.52 against 27.52 in Sierra Leone, a difference of 1.

The two have swapped places 3 times across 19 shared years of data; in 1971 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 49th and Sierra Leone ranks 52nd of 199 countries.

Sierra Leone has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Iran, Islamic Republic of Sierra Leone Difference Ahead
1970s 30.77 32.08 1.31 Sierra Leone
1980s 24.18 33.7 9.52 Sierra Leone
1990s 31.36 33.86 2.5 Sierra Leone
2000s 25.32 37.26 11.94 Sierra Leone
2010s 27.07 36.34 9.27 Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pupil-teacher ratio, primary, Iran, Islamic Republic of or Sierra Leone?
Iran, Islamic Republic of, at 28.52 against 27.52 in Sierra Leone as of 2017.
What is the difference in pupil-teacher ratio, primary between Iran, Islamic Republic of and Sierra Leone?
1, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Sierra Leone?
19 years are reported by both, from 1971 to 2017.
How do Iran, Islamic Republic of and Sierra Leone rank globally for pupil-teacher ratio, primary?
Iran, Islamic Republic of ranks 49th and Sierra Leone ranks 52nd of 199 countries.
Where does this data come from?
Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO), published as Pupil-teacher ratio, primary. 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

Iran, Islamic Republic of vs Sierra Leone: Pupil-teacher ratio, primary. Statizoid, drawing on Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 19 August 2026, from https://education.statizoid.com/compare/pupil-teacher-ratio-primary/iran-islamic-rep/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 (World Bank Open Data); please keep the attribution.

<a href="https://education.statizoid.com/compare/pupil-teacher-ratio-primary/iran-islamic-rep/sierra-leone/">Iran, Islamic Republic of vs Sierra Leone: Pupil-teacher ratio, primary</a> — Statizoid

About this data

Indicator
Pupil-teacher ratio, primary
Source
Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
242 places, 8,053 data points, 1970–2019
Last refreshed

Primary school pupil-teacher ratio is the average number of pupils per teacher in primary school.