A town where people will look at you like you have 3 heads if you say you plan on attending a public university. The main town that gives Westchester County a bad name (or good name, which ever way you look at it.) The reason people think Westchester is full of snobs is mostly b/c of Scarsdale. A town whose postal address spans, literally, 6 towns, so that some people in Eastchester, Yonkers, Mamaroneck, New Rochelle, and Greenburgh can impress their relatives in Jersey by saying they live in "Scarsdale". A place where you are the pariah if you didn't get a Ferrari for your 15th birthday.
Everything that happens in Scarsdale is such a big fucking deal. Bomb threat at Scarsdale High School - front page of the newspaper. Bomb threat at Mount Vernon High School - wait, I've never heard of any bomb threats there...
The word "snob" derives from Scarsdale: