Human Development Index in Tonga
Tonga: Human Development Index was 0.769 in 2023. ▲ Rising
Human Development Index in Tonga, 1990–2023
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
Analysis
Tonga recorded 0.769 for human development index in 2023. That is the highest value across all 34 years on record.
That represents a change of up 0.7% on the previous year and up 4.3% over ten years.
Over the whole period, human development index in Tonga peaked at 0.769 in 2023 and was at its lowest, 0.641, in 1990.
That places Tonga 92nd out of 192 countries with data for 2023, putting it in the middle of the range.
The long-run direction has been consistently rising across the 34 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.668 | 0.641 | 0.688 | 10 |
| 2000s | 0.7048 | 0.688 | 0.718 | 10 |
| 2010s | 0.7436 | 0.724 | 0.763 | 10 |
| 2020s | 0.7652 | 0.763 | 0.769 | 4 |
Countries ranked near Tonga
More reference data data for Tonga
- Number of child deaths per woman 0.0318 under-five deaths per woman (2024)
- Fertility rate vs. Human Development Index 3.13 live births per woman (2023)
- Fertility rate: births per woman 3.13 live births per woman (2023)
- Fertility rate: births per woman 3.13 live births per woman (2023)
- Rule of Law - Governance estimate 0.6943 approx. -2.5 to +2.5 (2024)
- Rule of Law - Governance score 68.91 0-100 (2024)
- Voice and Accountability - Governance estimate 0.8207 approx. -2.5 to +2.5 (2024)
- Voice and Accountability - Governance score 71.21 0-100 (2024)
- Political Stability - Governance score 87.33 0-100 (2024)
- Political Stability - Governance estimate 1.25 approx. -2.5 to +2.5 (2024)
Frequently asked questions
- What is human development index in Tonga?
- Human development index in Tonga was 0.769 in 2023, according to UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
- What is the highest human development index recorded in Tonga?
- The highest recorded value was 0.769 in 2023.
- What is the lowest human development index recorded in Tonga?
- The lowest recorded value was 0.641 in 1990.
- How does Tonga rank for human development index?
- Tonga ranks 92nd out of 192 countries with data for 2023.
- Is human development index rising or falling in Tonga?
- Over the last ten years it is up 4.3%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as part of Human Development Index. Statizoid updates them automatically from the source API.
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About this data
The Human Development Index (HDI) is a summary measure of key dimensions of human development: a long and healthy life, a good education, and a decent standard of living. Higher values indicate higher human development.