United Kingdom Population Pyramid

The age and sex structure of United Kingdom from 1950 to 2100. In 2026, United Kingdom had a population of about 69,931,524 (49.3% male, 50.7% female), with a median age of 41.2 years. UN projections suggest the population will grow to about 74,305,419 by 2100. Use the slider to explore any year. Source: UN World Population Prospects 2024.