Well, that kinda makes the point. Being Christian, and by that I mean a devout, or evangelical Christian,is in and of itself a low social class indicator among most upper middle class crowds.
Think about it. There isn't a lot of scripture being discussed at the Merion Cricket Club.
Not really, I am thinking of the college grads, investment bankers, vets, military officers, commodity traders, software engineers, and medical doctors that I know. And their families.
As well as the really wealthy non Christians in our wealthy communities.