According to the latest data from the Pew Internet & American Life project, 15% of online adults in the U.S. now say that they have used Twitter in the past and 8% told Pew that they do so on a typical day. Overall Twitter usage has actually remained pretty stable since early 2011 (the slight changes over the last year are safely within the margin of error). What has changed, though, is the number of daily active users, which increased from 4% in May 2011 to 8% today.
Young adults use Twitter at twice the rate of those between 30 and 49
(26% vs. 14%) and urban and suburban residents are more likely to use
Twitter than Internet users in rural areas.
Twitter usage among young adults is one of the few areas where there
have been significant changes lately. Since May 2011, daily usage of
Twitter among those 18 to 24 increased from 9% to 20%
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