Addicted to Facebook? You're Likely Urban and Affluent

Facebook and Twitter users are more likely to be urban and affluent than the rest of the US population, according to a new Nielsen study, while MySpace aficionados tend to have lower incomes. People in the top third of the income bracket are 25% more likely to use Facebook than those in the bottom third, who, conversely, are 37% more likely to use MySpace than those top-thirders.

The social networking audience overall is growing, with about half of Americans visiting one of those sites last year. But it’s also trending older. Another recent study shows that Twitter and Facebook have become less popular in colleges and high schools, and more popular among the 55+ demographic, ComputerWorld notes. Over the past six months the number of Facebook users age 55 or higher has exploded 513.7% (More Facebook stories.)