Educational attainment rate, completed post-secondary non-tertiary in Tonga
Tonga: Educational attainment rate, completed post-secondary non-tertiary was 1.03 GPIA in 2023. β² Rising
Educational attainment rate, completed post-secondary non-tertiary in Tonga, 2006β2023
Source: UNESCO Institute for Statistics. Measured in GPIA.
Analysis
Tonga recorded 1.03 GPIA for educational attainment rate, completed post-secondary non-tertiary in 2023. That is the highest value across all 5 years on record.
The figure is up 13.6% on the previous year and up 16.9% over ten years.
Over the whole period, educational attainment rate, completed post-secondary non-tertiary in Tonga peaked at 1.03 GPIA in 2023 and was at its lowest, 0.8801 GPIA, in 2006.
Tonga ranks 38th of 75 countries on this measure, in the middle of the range.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0.8801 GPIA | 0.8801 GPIA | 0.8801 GPIA | 1 |
| 2010s | 0.8899 GPIA | 0.8838 GPIA | 0.896 GPIA | 2 |
| 2020s | 0.971 GPIA | 0.9092 GPIA | 1.03 GPIA | 2 |
Countries ranked near Tonga
More education data for Tonga
- Primary education, teachers, gaps filled 818 (2024)
- Duration of pre primary education, annual growth rate 0 % change on previous year (2025)
- Duration of pre primary education 2 (2025)
- Official entrance age to pre primary education 4 (2025)
- Population ages 15-64 58.2% (2025)
- Population ages 0-14 34.9% (2025)
- Lower secondary school starting age 12 years (2025)
- Primary school starting age 6 years (2025)
- School enrollment, primary 108.8% (2024)
- Primary education, teachers, per capita 0.0079 units per person (2024)
Frequently asked questions
- What is educational attainment rate, completed post-secondary non-tertiary in Tonga?
- Educational attainment rate, completed post-secondary non-tertiary in Tonga was 1.03 GPIA in 2023, according to UNESCO Institute for Statistics.
- What is the highest educational attainment rate, completed post-secondary non-tertiary recorded in Tonga?
- The highest recorded value was 1.03 GPIA in 2023.
- What is the lowest educational attainment rate, completed post-secondary non-tertiary recorded in Tonga?
- The lowest recorded value was 0.8801 GPIA in 2006.
- How does Tonga rank for educational attainment rate, completed post-secondary non-tertiary?
- Tonga ranks 38th out of 75 countries with data for 2023.
- Is educational attainment rate, completed post-secondary non-tertiary rising or falling in Tonga?
- Over the last ten years it is up 16.9%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Educational attainment rate, completed post-secondary non-tertiary education or higher, population 25+ years, urban, adjusted gender parity index (GPIA). Statizoid updates them automatically from the source API.
Download this data
CSV Β· JSON β 5 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release