Cook Islands vs Tonga: School life expectancy, primary, both sexes (years) (School both)
Cook Islands
6.52 years
in 2024
Tonga
6.57 years
in 2024
Cook Islands rank
52nd
Tonga rank
51st
School life expectancy, primary, both sexes (years) (School both) over time
- Cook Islands
- Tonga
How they compare
Tonga currently reports 6.57 years against 6.52 years in Cook Islands, a difference of 0.05 years.
The two have swapped places 7 times across 37 shared years of data; in 1970 it was Cook Islands ahead.
Cook Islands ranks 52nd and Tonga ranks 51st of 218 countries.
Across the 6 decades both report, Cook Islands averaged higher in 2 and Tonga in 4.
Head to head by decade
| Decade | Cook Islands | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 8.05 years | 6.64 years | 1.4 years | Cook Islands |
| 1980s | 6.26 years | 6.18 years | 0.0817 years | Cook Islands |
| 1990s | 6.53 years | 6.56 years | 0.0308 years | Tonga |
| 2000s | 6.55 years | 6.77 years | 0.225 years | Tonga |
| 2010s | 6.19 years | 6.98 years | 0.7902 years | Tonga |
| 2020s | 6.51 years | 6.59 years | 0.0799 years | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher school life expectancy, primary, both sexes, Cook Islands or Tonga?
- Tonga, at 6.57 years against 6.52 years in Cook Islands as of 2024.
- What is the difference in school life expectancy, primary, both sexes between Cook Islands and Tonga?
- 0.05 years, with Tonga ahead.
- How many years of comparable data are there for Cook Islands and Tonga?
- 37 years are reported by both, from 1970 to 2024.
- How do Cook Islands and Tonga rank globally for school life expectancy, primary, both sexes?
- Cook Islands ranks 52nd and Tonga ranks 51st of 218 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as School life expectancy, primary, both sexes (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release