This page provides various statistics about Facebook demographics. You can analyze the number of Facebook users by country and you can find a list of countries on Facebook sorted according to the number of users.
There is much more you can see about Facebook demography, such as the absolute change of a specific country’s Facebook users over a selected time, as well as a percentage of these numbers. Moreover, you can see the penetration of Facebook users in a given country. If you would like to know what is the number of Facebook users in the world, proceed here.
If you would like to discover the number of Facebook users and other social media demographics in your country, just pick the country from the drop-down menu. From there you can examine the user age distribution, male/female user ratios, age growth and many more useful statistics regarding Facebook usage statistics by countries, all of which you can use for your Facebook marketing strategies.