Twitter Users By Age, November 2010 & May 2013 [CHART]

Social networking reached 72% of US adult web users in May 2013, according to data from the Pew Internet & American Life Project. That’s up from 67% in December 2012, and an indication that social use is still growing, rather than beginning to plateau.

Twitter has driven some of this growth, with the number of Twitter users rising to 18% in May, up from 8% in November 2010, Pew found. While social use is most prominent among younger adult internet users—and this holds true for Twitter as well—the microblog’s audience has grown across all age groups. Read the rest at eMarketing.