I think I’ll move this out of the comments into its own post:
From a telephone sampling of more than 2,000 households, university researchers found that Americans rate atheists below Muslims, recent immigrants, gays and lesbians and other minority groups in “sharing their vision of American society.” Atheists are also the minority group most Americans are least willing to allow their children to marry.
from here via Metafilter. I have to admit, as a white middle-class straight man, I never expected to see myself appearing at the bottom of a list like that.