Who's using facebook.

Mashable has an interesting infographic on the demographics of Facebook. A year ago on April 5th 37.5 % of the total US population had a Facebook account. The Makeup of the US Facebook population had significantly more diversity that the US population, at least with Black, Hispanic and Asian users (Muhammad Saleem 2010). Roy Wells estimated the total US Facebook population in August of 2010 at 41.6%.