There were 15 073 000 Facebook users in Saudi Arabia in December 2018, which accounted for 40.1% of its entire population.
The majority of them were men - 76.7%.
People aged 25 to 34 were the largest user group (7 500 000).
The highest difference between men and women occurs within people aged 25 to 34, where men lead by 5 800 000.