Facebook users in United Kingdom
There were 39 010 000 Facebook users in United Kingdom in September 2018, which accounted for 56.6% of its entire population.
The majority of them were women - 52.5%.
People aged 25 to 34 were the largest user group (9 900 000).
The highest difference between men and women occurs within people aged 45 to 54, where women lead by 2 900 000.