5% of U.S. adults identify as atheists.

19% of this group lives in the Midwest, 19% live in the Northeast, 31% live in the South and 30% live in the West.

29% are between the ages of 18 and 29, 44% are ages 30 to 49, 16% are ages 50 to 65 and 11% are 65 and older.