Costa Rica vs Tonga: Inequality-adjusted Human Development Index
Costa Rica
0.678
in 2023
Tonga
0.682
in 2023
Costa Rica rank
62nd
Tonga rank
61st
Inequality-adjusted Human Development Index over time
- Costa Rica
- Tonga
How they compare
Tonga currently reports 0.682 against 0.678 in Costa Rica, a difference of 0.004.
Across all 5 years both countries report, Tonga has been ahead every year.
Costa Rica ranks 62nd and Tonga ranks 61st of 163 countries.
Tonga has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | Costa Rica | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 0.666 | 0.675 | 0.009 | Tonga |
| 2020s | 0.6695 | 0.6783 | 0.0088 | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher inequality-adjusted human development index, Costa Rica or Tonga?
- Tonga, at 0.682 against 0.678 in Costa Rica as of 2023.
- What is the difference in inequality-adjusted human development index between Costa Rica and Tonga?
- 0.004, with Tonga ahead.
- How many years of comparable data are there for Costa Rica and Tonga?
- 5 years are reported by both, from 2019 to 2023.
- How do Costa Rica and Tonga rank globally for inequality-adjusted human development index?
- Costa Rica ranks 62nd and Tonga ranks 61st of 163 countries.
- Where does this data come from?
- UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as Inequality-adjusted Human Development Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The Inequality-adjusted Human Development Index (IHDI) is a summary measure of key dimensions of human development: a long and healthy life, a good education, and a decent standard of living, adjusted for inequalities in these dimensions. Higher values indicate higher and more equal human development.