Mongolia vs Tonga: Secondary education, duration

Mongolia
7 years
in 2025
Tonga
7 years
in 2025
Mongolia rank
26th
Tonga rank
26th

Secondary education, duration over time

  • Mongolia
  • Tonga
02468197019972025

How they compare

Mongolia currently reports 7 years against 7 years in Tonga, a difference of 0 years.

The two have swapped places 4 times across 56 shared years of data; in 1970 it was Tonga ahead.

Mongolia ranks 26th and Tonga ranks 26th of 209 countries.

Across the 6 decades both report, Mongolia averaged higher in 3 and Tonga in 1.

Head to head by decade

Decade Mongolia Tonga Difference Ahead
1970s 6.7 years 6 years 0.7 years Mongolia
1980s 7 years 6.6 years 0.4 years Mongolia
1990s 6.7 years 6.8 years 0.1 years Tonga
2000s 6 years 6 years 0 years
2010s 6.9 years 6.8 years 0.1 years Mongolia
2020s 7 years 7 years 0 years

Averages of every year both report within each decade.

Frequently asked questions

Which has higher secondary education, duration, Mongolia or Tonga?
Mongolia, at 7 years against 7 years in Tonga as of 2025.
What is the difference in secondary education, duration between Mongolia and Tonga?
0 years, with Mongolia ahead.
How many years of comparable data are there for Mongolia and Tonga?
56 years are reported by both, from 1970 to 2025.
How do Mongolia and Tonga rank globally for secondary education, duration?
Mongolia ranks 26th and Tonga ranks 26th 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.

Individual pages

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

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