Cook Islands vs Nauru: Population aged 25-64 years
Cook Islands
6.4 thousands
in 2025
Nauru
4.99 thousands
in 2025
Cook Islands rank
220th
Nauru rank
223rd
Population aged 25-64 years over time
- Cook Islands
- Nauru
How they compare
Cook Islands currently reports 6.4 thousands against 4.99 thousands in Nauru, a difference of 1.41 thousands.
That makes Cook Islands's figure about 1.3 times Nauru's.
Across all 56 years both countries report, Cook Islands has been ahead every year.
Cook Islands ranks 220th and Nauru ranks 223rd of 230 regions.
Cook Islands has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Cook Islands | Nauru | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 5.59 thousands | 2.93 thousands | 2.65 thousands | Cook Islands |
| 1980s | 5.55 thousands | 3.64 thousands | 1.91 thousands | Cook Islands |
| 1990s | 6.92 thousands | 3.94 thousands | 2.97 thousands | Cook Islands |
| 2000s | 6.92 thousands | 4.07 thousands | 2.85 thousands | Cook Islands |
| 2010s | 8.53 thousands | 4.52 thousands | 4.01 thousands | Cook Islands |
| 2020s | 7.24 thousands | 4.98 thousands | 2.27 thousands | Cook Islands |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population aged 25-64 years, Cook Islands or Nauru?
- Cook Islands, at 6.4 thousands against 4.99 thousands in Nauru as of 2025.
- What is the difference in population aged 25-64 years between Cook Islands and Nauru?
- 1.41 thousands, with Cook Islands ahead.
- How many years of comparable data are there for Cook Islands and Nauru?
- 56 years are reported by both, from 1970 to 2025.
- How do Cook Islands and Nauru rank globally for population aged 25-64 years?
- Cook Islands ranks 220th and Nauru ranks 223rd of 230 regions.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Population aged 25-64 years (thousands). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release