There were 289 804 400 Facebook users in United States of America in September 2026, which accounted for 83.3% of its entire population.
The majority of them were women - 53.3%.
People aged 25 to 34 were the largest user group (73 200 000).
The highest difference between men and women occurs within people aged 65 and above, where women lead by 16 700 000.