Which has higher pupil-teacher ratio, preprimary, Republic of Korea or Sao Tome and Principe?

Republic of Korea, at 13.03 against 13.01 in Sao Tome and Principe as of 2017.

What is the difference in pupil-teacher ratio, preprimary between Republic of Korea and Sao Tome and Principe?

0.02, with Republic of Korea ahead.

How many years of comparable data are there for Republic of Korea and Sao Tome and Principe?

6 years are reported by both, from 1971 to 2015.

Where does this data come from?

Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO), published as Pupil-teacher ratio, preprimary. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Republic of Korea vs Sao Tome and Principe: Pupil-teacher ratio, preprimary

Republic of Korea

13.03

in 2017

Sao Tome and Principe

13.01

in 2015

Republic of Korea rank

123rd

Sao Tome and Principe rank

124th

Pupil-teacher ratio, preprimary over time

Republic of Korea
Sao Tome and Principe

How they compare

Republic of Korea currently reports 13.03 against 13.01 in Sao Tome and Principe, a difference of 0.02.

The two have swapped places 1 time across 6 shared years of data; in 1971 it was Sao Tome and Principe ahead.

Republic of Korea ranks 123rd and Sao Tome and Principe ranks 124th of 182 countries.

Sao Tome and Principe has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Republic of Korea	Sao Tome and Principe	Difference	Ahead
1970s	13.26	42.4	29.14	Sao Tome and Principe
1990s	27.6	29.71	2.11	Sao Tome and Principe
2010s	13.89	15.25	1.37	Sao Tome and Principe

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pupil-teacher ratio, preprimary, Republic of Korea or Sao Tome and Principe?: Republic of Korea, at 13.03 against 13.01 in Sao Tome and Principe as of 2017.
What is the difference in pupil-teacher ratio, preprimary between Republic of Korea and Sao Tome and Principe?: 0.02, with Republic of Korea ahead.
How many years of comparable data are there for Republic of Korea and Sao Tome and Principe?: 6 years are reported by both, from 1971 to 2015.
How do Republic of Korea and Sao Tome and Principe rank globally for pupil-teacher ratio, preprimary?: Republic of Korea ranks 123rd and Sao Tome and Principe ranks 124th of 182 countries.
Where does this data come from?: Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO), published as Pupil-teacher ratio, preprimary. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Republic of Korea vs Sao Tome and Principe: Pupil-teacher ratio, preprimary. Statizoid, drawing on Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 03 September 2026, from https://education.statizoid.com/compare/pupil-teacher-ratio-preprimary/korea-rep/sao-tome-and-principe/

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<a href="https://education.statizoid.com/compare/pupil-teacher-ratio-preprimary/korea-rep/sao-tome-and-principe/">Republic of Korea vs Sao Tome and Principe: Pupil-teacher ratio, preprimary</a> — Statizoid

About this data

Indicator: Pupil-teacher ratio, preprimary
Source: Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 225 places, 6,028 data points, 1970–2019
Last refreshed: 03 September 2026

Preprimary school pupil-teacher ratio is the average number of pupils per teacher in preprimary school.