United States of America Population Pyramid

The age and sex structure of United States of America from 1950 to 2100. In 2026, United States of America had a population of about 349,035,502 (50.3% male, 49.7% female), with a median age of 39.7 years. UN projections suggest the population will grow to about 421,278,896 by 2100. Use the slider to explore any year. Source: UN World Population Prospects 2024.