Cook Islands vs Tonga: Prevalence rate of obesity in adults
Cook Islands
72.4%
in 2024
Tonga
73.8%
in 2024
Cook Islands rank
3rd
Tonga rank
2nd
Prevalence rate of obesity in adults over time
- Cook Islands
- Tonga
How they compare
Tonga currently reports 73.8% against 72.4% in Cook Islands, a difference of 1.4%.
The two have swapped places 2 times across 45 shared years of data; in 1980 it was Tonga ahead.
Cook Islands ranks 3rd and Tonga ranks 2nd of 199 countries.
Across the 5 decades both report, Cook Islands averaged higher in 3 and Tonga in 2.
Head to head by decade
| Decade | Cook Islands | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 43.4% | 43.4% | 0.0% | Cook Islands |
| 1990s | 51.3% | 50.9% | 0.3% | Cook Islands |
| 2000s | 57.8% | 57.3% | 0.5% | Cook Islands |
| 2010s | 65.2% | 65.3% | 0.1% | Tonga |
| 2020s | 70.9% | 72.0% | 1.2% | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher prevalence rate of obesity in adults, Cook Islands or Tonga?
- Tonga, at 73.8% against 72.4% in Cook Islands as of 2024.
- What is the difference in prevalence rate of obesity in adults between Cook Islands and Tonga?
- 1.4%, with Tonga ahead.
- How many years of comparable data are there for Cook Islands and Tonga?
- 45 years are reported by both, from 1980 to 2024.
- How do Cook Islands and Tonga rank globally for prevalence rate of obesity in adults?
- Cook Islands ranks 3rd and Tonga ranks 2nd of 199 countries.
- Where does this data come from?
- World Health Organization - Global Health Observatory (2026) β with minor processing by Our World in Data, published as Prevalence rate of obesity in adults. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Estimated prevalence of obesity in adults, based on general population surveys and statistical modeling. Obesity is a risk factor for chronic complications, including cardiovascular disease, and premature death.