12% of U.S. adults own an e-book reader as of May 2011, up from 6% in November 2010. Hispanic adults, adults younger than age 65, college graduates and those living in households with incomes of at least $75,000 are most likely to own e-book readers. Parents are also more likely than non-parents to own these devices.
Meanwhile, tablet computers have not seen the same level of growth among U.S. adults in recent months. As of May 2011, 8% of adults report owning a tablet computer such as an iPad, Samsung Galaxy or Motorola Xoom. This represents just a 3 percentage-point increase in ownership since November 2010. Overall, the highest rates of tablet ownership are among Hispanic adults and those with household incomes of at least $75,000 annually.