“Belief in God among Atheists”, Pew Research Center2014 (; backlinks)⁠:

[The RLS surveys more than 35,000 Americans from all 50 states about their religious affiliations, beliefs and practices, and social and political views]

Belief in God among atheists: n% of atheists who say they… [Sample size = 1,098. Visit this table to see approximate margins of error for a group of a given size. For full question wording, see the survey questionnaire. Sample sizes and margins of error vary from subgroup to subgroup, from year to year and from state to state. You can see the sample size for the estimates in this chart on rollover or in the last column of the table. And visit this table to see approximate margins of error for a group of a given size. Readers should always bear in mind the approximate margin of error for the group they are examining when making comparisons with other groups or assessing the statistical-significance of trends over time. For full question wording, see the survey questionnaire.]
Survey year Believe in God; absolutely certain Believe in God; fairly certain Believe in God; not too/not at all certain Believe in God; don’t know Do not believe in God Other/don’t know if they believe in God Sample Size
2014 2% 3% 2% < 1% 92% 1% 1,098
2007 8% 7% 5% 1% 73% 6% 515

[Questionnaire:

Belief in God: Q.G1, Q.G1b

READ TO ALL: Now we have some questions about people’s religious beliefs. First…

ASK ALL:

Q.G1: Do you believe in God or an universal spirit?

ASK IF BELIEVE IN GOD/UNIVERSAL SPIRIT (Q.G1=1):

Q.G1b: How certain are you about this belief? Are you absolutely certain, fairly certain, not too certain, or not at all certain?

ASK IF BELIEVE IN GOD/UNIVERSAL SPIRIT (Q.G1=1):

Q.G1c: Which comes closest to your view of God? God is a person with whom people can have a relationship or God is an impersonal force?