In 2010 the current population in the United States was 308,745,538 according to the census bureau. In 2009 Pew Research reported that in America there was a 2.5 million Muslim population. That is 0.8% of the U.S. population. A 2007 Pew Research report, reported that 23% of Muslims are illegal aliens. In the same study they said that 78% of Americans are concerned about Islamic extremist in the U.S. The study also said that younger U.S. Muslims are more readily accepted suicide bombing in defense of Islam that older Muslims. Source: Pew Research Center Muslim Americans MIDDLE CLASS AND MOSTLY MAINSTREAM Page 47 23% of Muslims in America are not U.S. Citizens. Page 53 The American population as a whole is somewhat more concerned about Islamic extremism in the U.S. than are Muslim Americans: 78% of the public say they are very or somewhat concerned about Islamic extremism at home. Page 53 Younger Muslims in the U.S. are more willing to accept suicide bombing in defense of Islam than are their older counterparts. Page 53 54 Can suicide bombing be Justified? Younger Muslims in the U.S. are more willing to accept suicide bombing in defense of Islam than are their older counterparts. Among Muslims younger than 30, for example 15% say that suicide bombing can often or sometimes be justified (2% often, 13% sometimes) Page 54 Muslims in the U.S. have a very (1%) or somewhat (4%) favorable view of al Qaeda.