Survey finds percentage of of Americans identifying themselves as Christian has fallen over two decades . New survey finds Christian less likely to identify themselves as Americans . 0.3 to 0.6 percent call themselves Christian , down from 75 percent in 1990 . Survey finds an increase in number of people expressing no religious affiliation . Percentage of Muslims has doubled , but still small : from 75 percent .
New survey finds Christian less likely to identify themselves as Americans . 0.3 to 0.6 percent call themselves Christian , down from 75 percent in 1990 . Survey finds an increase in number of people expressing no religious affiliation . Percentage of Muslims has doubled , but still small : from 75 percent .