El Salvador vs Tonga: Secondary education, pupils, per square kilometre

El Salvador
21.36 units per square kilometre
in 2023
Tonga
22.2 units per square kilometre
in 2023
El Salvador rank
42nd
Tonga rank
40th

Secondary education, pupils, per square kilometre over time

  • El Salvador
  • Tonga
0102030197019962023

How they compare

Tonga currently reports 22.2 units per square kilometre against 21.36 units per square kilometre in El Salvador, a difference of 0.84 units per square kilometre.

The two have swapped places 4 times across 33 shared years of data; in 1970 it was Tonga ahead.

El Salvador ranks 42nd and Tonga ranks 40th of 205 countries.

Across the 6 decades both report, El Salvador averaged higher in 2 and Tonga in 4.

Head to head by decade

Decade El Salvador Tonga Difference Ahead
1970s 6.51 units per square kilometre 15.23 units per square kilometre 8.72 units per square kilometre Tonga
1980s 11.36 units per square kilometre 23.49 units per square kilometre 12.13 units per square kilometre Tonga
1990s 17.12 units per square kilometre 20.75 units per square kilometre 3.63 units per square kilometre Tonga
2000s 24.06 units per square kilometre 20.19 units per square kilometre 3.87 units per square kilometre El Salvador
2010s 28.24 units per square kilometre 20.9 units per square kilometre 7.34 units per square kilometre El Salvador
2020s 21.71 units per square kilometre 21.94 units per square kilometre 0.2311 units per square kilometre Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher secondary education, pupils, per square kilometre, El Salvador or Tonga?
Tonga, at 22.2 units per square kilometre against 21.36 units per square kilometre in El Salvador as of 2023.
What is the difference in secondary education, pupils, per square kilometre between El Salvador and Tonga?
0.84 units per square kilometre, with Tonga ahead.
How many years of comparable data are there for El Salvador and Tonga?
33 years are reported by both, from 1970 to 2023.
How do El Salvador and Tonga rank globally for secondary education, pupils, per square kilometre?
El Salvador ranks 42nd and Tonga ranks 40th of 205 countries.
Where does this data come from?
Statizoid (derived), published as Secondary education, pupils, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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El Salvador vs Tonga: Secondary education, pupils, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 05 September 2026, from https://education.statizoid.com/compare/secondary-education-pupils-per-square-kilometre/el-salvador/tonga/

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About this data

Indicator
Secondary education, pupils, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
250 places, 9,655 data points, 1970–2023
Last refreshed

Secondary education, pupils divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.