Sierra Leone Population Pyramid

The age and sex structure of Sierra Leone from 1950 to 2100. In 2026, Sierra Leone had a population of about 8,996,748 (49.9% male, 50.1% female), with a median age of 20.9 years. UN projections suggest the population will grow to about 15,934,262 by 2100. Use the slider to explore any year. Source: UN World Population Prospects 2024.