More than 800 million registered users (active). Over a billion registered users (active + inactive).
According to Facebook, there are currently 500 million active Facebook users. That's about 200 million more people than number registered users on RuneScape. Also about 494 million more people than number registered users on Minecraft. More recent studies show facebook have now over 750,000,000. July 2011
The only requirement for a Facebook account is a valid email address. Users may have multiple accounts and choose to limit or share personal information.
Currently, Punsr does not publish how many users are currently registered to their service. It is unable to estimate how many users have registered or have active accounts without this information.
about 150,000 people were registered for facebook as of 2005
32
in December 2005 facebook reaches more than 5.5 million active users
1 million
In June 2010, there were approximately 7,547,500 users on Facebook.
Facebook has several hundred-million users, as RuneScape only has a total amount of about 70million users.
Facebook is the largest social networking website used in the United States. It boasts over one hundred million registered users from the U.S., and over five hundred million total registered users across the globe.
Over 500 million users worldwide as of July, 2010 according to founder Mark Zuckerberg.