Edge of a metro area (5)

I believe the answer is:

exurb

(Other definitions for exurb that I've seen before include "rich residential area" , "out-of-town area" , "Sell this US town's rich outskirts" , "District outside city" , "stockbroker belt" .)

I've seen this clue in The New York Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.