In a recent survey uSamp asked the question, "Are you willing to share your religious affiliation?" 62.7% of men and 60.2% of women answered with yes.
The people surveyed were less likely to share contact information online such as phone number and physical address.
Last year the Public Religion Research Institute conducted a poll regarding the use of technology inside and outside of church services. One of PRRI's findings:
When asked how they characterize their religious identity on Facebook, Americans are most likely to say they identify simply as “Christian.”
The research shows that many people want to purposely avoid religious arguments.