Hat tip Charly of Ansatz for the results of a gallop poll which looks at the religious backgrounds of candidates. Atheist are still at the bottom of the heap.
If Your Party Nominated A Generally Would You Be Comfortable In Voting Well-Qualified Candidate For WH '08 For A WH '08er Who Was ___, Would You Vote For That Person?
Yes No
Catholic 95% 4%
Black 94 5
Jewish 92 7
A woman 88 11
Hispanic 87 12
Mormon 72 24
Married for third time 67 30
72 years old 57 42
A homosexual 55 43
An atheist 45 53
Source: USA Today/Gallup: Watch Out Old Divorcees.