Cook Islands Population Pyramid

The age and sex structure of Cook Islands from 1950 to 2100. In 2026, Cook Islands had a population of about 12,832 (48.8% male, 51.2% female), with a median age of 39.1 years. UN projections suggest the population will decline to about 7,905 by 2100. Use the slider to explore any year. Source: UN World Population Prospects 2024.