Young Adults Still Are the Most Likely to Use Social Media
Age is strongly correlated with social media usage: Those ages 18 to 29 have always been the most likely users of social media by a considerable margin. Today, 90% of young adults use social media, compared with 12% in 2005, a 78-percentage point increase. At the same time, there has been a 69-point bump among those ages 30-49, from 8% in 2005 to 77% today.
While usage among young adults started to leveled off as early as 2010, since then there has been a surge in usership among those 65 and older. In 2005, 2% of seniors used social media, compared with 35% today.
among all american adults x who use social networking sites by age  | 100  | 75  | 50  | 25  | 2006  | 2008  | 2010  | 2012  | 2014  | 1829  | 3049  | 5064  | 65 or older 