Educational attainment: at least some primary (ISCED 1), population in Tonga

Tonga: Educational attainment: at least some primary (ISCED 1), population was 98.7% in 2023. ▬ Flat

Latest (2023)
98.7%
Change on year
down 1.3%
World rank
40th
of 97 countries
All-time high
100.0%
in 2021
All-time low
98.3%
in 2006
Years of data
6
2006–2023

Educational attainment: at least some primary (ISCED 1), population in Tonga, 2006–2023

0204060801002006201420232006: 98.3 %2011: 99.2 %2018: 99.6 %2019: 98.9 %2021: 100 %2023: 98.7 %

Source: UNESCO Institute for Statistics. Measured in %.

Analysis

The most recent figure for educational attainment: at least some primary (isced 1), population in Tonga is 98.7%, measured in 2023.

Compared with earlier readings it is down 1.3% on the previous year and down 0.5% over ten years.

Over the whole period, educational attainment: at least some primary (isced 1), population in Tonga peaked at 100.0% in 2021 and was at its lowest, 98.3%, in 2006.

Tonga ranks 40th of 97 countries on this measure, in the middle of the range.

Educational attainment: at least some primary (ISCED 1), population in Tonga, year by year

Annual values for Educational attainment: at least some primary (ISCED 1), population 25+ years, rural, female (%) in Tonga, 2006 to 2023.
Year % Change
2006 98.3%
2011 99.2% +0.9%
2018 99.6% +0.4%
2019 98.9% -0.7%
2021 100.0% +1.1%
2023 98.7% -1.3%

Averages by decade

DecadeAverage LowestHighest Years
2000s 98.3% 98.3% 98.3% 1
2010s 99.2% 98.9% 99.6% 3
2020s 99.3% 98.7% 100.0% 2

Countries ranked near Tonga

  1. 37 Georgia 99.1% compare
  2. 38 Namibia 99.0% compare
  3. 39 Kazakhstan 98.8% compare
  4. 41 Philippines 97.1% compare
  5. 42 Chile 96.8% compare
  6. 43 Albania 96.6% compare

See the full ranking of 97 places →

More education data for Tonga

All data for Tonga →

Frequently asked questions

What is educational attainment: at least some primary (isced 1), population in Tonga?
Educational attainment: at least some primary (isced 1), population in Tonga was 98.7% in 2023, according to UNESCO Institute for Statistics.
What is the highest educational attainment: at least some primary (isced 1), population recorded in Tonga?
The highest recorded value was 100.0% in 2021.
What is the lowest educational attainment: at least some primary (isced 1), population recorded in Tonga?
The lowest recorded value was 98.3% in 2006.
How does Tonga rank for educational attainment: at least some primary (isced 1), population?
Tonga ranks 40th out of 97 countries with data for 2023.
Is educational attainment: at least some primary (isced 1), population rising or falling in Tonga?
Over the last ten years it is down 0.5%. The long-run trend across the full record is flat.
Where does this Tonga data come from?
The figures come from UNESCO Institute for Statistics, published as part of Educational attainment: at least some primary (ISCED 1), population 25+ years, rural, female (%). Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 6 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).

Share, cite or embed this page

Cite this page

Educational attainment: at least some primary (ISCED 1), population in Tonga. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 30 August 2026, from https://education.statizoid.com/stat/educational-attainment-at-least-some-primary-isced-1-population-25-years-rural-female/tonga/

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-SA 3.0 IGO (UNESCO Institute for Statistics); please keep the attribution.

<a href="https://education.statizoid.com/stat/educational-attainment-at-least-some-primary-isced-1-population-25-years-rural-female/tonga/">Educational attainment: at least some primary (ISCED 1), population in Tonga</a> — Statizoid

About this data

Indicator
Educational attainment: at least some primary (ISCED 1), population 25+ years, rural, female (%)
Unit
%
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
97 places, 1,222 data points, 1970–2024
Last refreshed

February 2026 Data Release