While roughly one-in-five U.S. adults say they were raised by two parents with different religions, just 6% say they now identify with multiple religions.
A growing share of self-identified “evangelical or born-again” Protestants (41%) says it has become more difficult to be an evangelical Christian in the U.S. in recent years; just 34% answered the question the same way in September 2014.
Millennials are less religious than older Americans and less likely to identify with a religious group, and those traits are reflected in the way they celebrate Christmas.