Cook Islands
19502100
2026
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Total population
12,826
Density
53 people/km²
Median age
38.1 years
Growth rate
-3.26%
Total population from 1950 to 2100 (projections beyond 2024)
Male and female population with sex ratio trend
No population by gender data available.
Population distribution by 5-year age groups (Projection)
People per square kilometre
Age where half the population is younger
Annual percentage change in population size
Cook Islands passed its population peak 55 years ago in 1971, and has since declined by 38.5%. The population is gradually aging, with median age projected to reach 38 by 2050 (currently 36 in 2026). UN projections show a decline to 7.9K by 2100.