Which has higher secondary education, duration, Puerto Rico or Sao Tome and Principe?

Puerto Rico, at 6 years against 6 years in Sao Tome and Principe as of 2025.

What is the difference in secondary education, duration between Puerto Rico and Sao Tome and Principe?

0 years, with Puerto Rico ahead.

How many years of comparable data are there for Puerto Rico and Sao Tome and Principe?

29 years are reported by both, from 1997 to 2025.

Where does this data come from?

Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Secondary education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Puerto Rico vs Sao Tome and Principe: Secondary education, duration

Puerto Rico

6 years

in 2025

Sao Tome and Principe

6 years

in 2025

Puerto Rico rank

91st

Sao Tome and Principe rank

91st

Secondary education, duration over time

Puerto Rico
Sao Tome and Principe

How they compare

Puerto Rico currently reports 6 years against 6 years in Sao Tome and Principe, a difference of 0 years.

The two have swapped places 2 times across 29 shared years of data; in 1997 it was Sao Tome and Principe ahead.

Puerto Rico ranks 91st and Sao Tome and Principe ranks 91st of 209 countries.

Across the 4 decades both report, Puerto Rico averaged higher in 2 and Sao Tome and Principe in 1.

Head to head by decade

Decade	Puerto Rico	Sao Tome and Principe	Difference	Ahead
1990s	6 years	6.33 years	0.3333 years	Sao Tome and Principe
2000s	6 years	5 years	1 years	Puerto Rico
2010s	6 years	5.9 years	0.1 years	Puerto Rico
2020s	6 years	6 years	0 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher secondary education, duration, Puerto Rico or Sao Tome and Principe?: Puerto Rico, at 6 years against 6 years in Sao Tome and Principe as of 2025.
What is the difference in secondary education, duration between Puerto Rico and Sao Tome and Principe?: 0 years, with Puerto Rico ahead.
How many years of comparable data are there for Puerto Rico and Sao Tome and Principe?: 29 years are reported by both, from 1997 to 2025.
How do Puerto Rico and Sao Tome and Principe rank globally for secondary education, duration?: Puerto Rico ranks 91st and Sao Tome and Principe ranks 91st of 209 countries.
Where does this data come from?: Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Secondary education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Puerto Rico vs Sao Tome and Principe: Secondary education, duration. Statizoid, drawing on Data API, UN Educational, Scientific and Cultural Organization (UNESCO). Retrieved 03 September 2026, from https://education.statizoid.com/compare/secondary-education-duration-years/puerto-rico-us/sao-tome-and-principe/

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About this data

Indicator: Secondary education, duration (years)
Unit: years
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 255 places, 13,986 data points, 1970–2025
Last refreshed: 03 September 2026

Secondary duration refers to the number of grades (years) in secondary school.