Cook Islands vs Nauru: Total population
Cook Islands
13.49 thousands
in 2025
Nauru
11.99 thousands
in 2025
Cook Islands rank
220th
Nauru rank
221st
Total population over time
- Cook Islands
- Nauru
How they compare
Cook Islands currently reports 13.49 thousands against 11.99 thousands in Nauru, a difference of 1.5 thousands.
That makes Cook Islands's figure about 1.1 times Nauru's.
Across all 56 years both countries report, Cook Islands has been ahead every year.
Cook Islands ranks 220th and Nauru ranks 221st of 230 countries.
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 | 19.38 thousands | 6.96 thousands | 12.42 thousands | Cook Islands |
| 1980s | 17.12 thousands | 8.39 thousands | 8.72 thousands | Cook Islands |
| 1990s | 17.44 thousands | 10.03 thousands | 7.41 thousands | Cook Islands |
| 2000s | 15.42 thousands | 10.07 thousands | 5.35 thousands | Cook Islands |
| 2010s | 17.22 thousands | 10.74 thousands | 6.48 thousands | Cook Islands |
| 2020s | 14.7 thousands | 11.8 thousands | 2.9 thousands | Cook Islands |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher total population, Cook Islands or Nauru?
- Cook Islands, at 13.49 thousands against 11.99 thousands in Nauru as of 2025.
- What is the difference in total population between Cook Islands and Nauru?
- 1.5 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 total population?
- Cook Islands ranks 220th and Nauru ranks 221st of 230 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Total population (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