Christianity is a helluva drug

The refugees are members of a Christian Doomsday cult who were convinced they needed to flee to avoid the end of the world.

I'll admit my statement is generalized for brevity but my underlying point is that most suburban towns lack the pedestrian infrastructure and local commerce that makes smalltown charm possible in some Philly Neighborhoods and in the towns you mentioned.

There's no small town charm in the burbs. But there can be in the city if you have good pedestrian infrastructure and local commerce.

Or, more often, were just labeled as problem children.

New Jersey actually has six areas. North, Central, South, Shore, New York City, and Philadelphia.