A Gallup/USA Today poll released in December 2012 found that religious beliefs were the reason most often cited as the basis for opposing same-sex marriage.

Gallup conducts a “values and beliefs” survey each May. Read about the 2012 results, which included a finding that 50 percent of Americans favor making same-sex marriage legal.

See a survey released March 20, 2013, by the Pew Research Center for the People & the Press on Americans’ attitudes on same-sex marriage. The survey included questions on whether same-sex marriage violates religious beliefs.

PollingReport.com posts recent polls on same-sex marriage. Newest ones are at the top.

A poll conducted by Hamilton College in 2002 found that American Muslims were largely young – only 38 percent were older than 45, compared with 52 percent of all American adults – and highly educated – 70 percent over the age of 25 had a college education, compared with 26 percent of all Americans. Three-fourths are married, […]

A July 2007 report by the Pew Forum found that Muslims are very much like white evangelical Christians and African-American Protestants in terms of how important they say religion is to their lives. And an equal number – 47 percent – of Muslims and Protestants said they define themselves first by their religion and second by their […]

A Washington Post-ABC News poll conducted in March 2006 found that 58 percent of Americans said Islam is “prone to violent extremism” and that 27 percent admitted to feeling prejudice against Muslims and Arabs.

A CBS News poll conducted in 2006 found that 45 percent of Americans had a negative view of Islam.

As USA Today reports, over the next two decades the number of Muslims in the U.S. will go from less than 1 percent of the population to 1.7 percent, a numerical increase from 2.6 million people in 2010 to 6.2 million in 2030.