truthsharer, it’s not only Brooklyn people who go to Coney Island, people travel in from other areas as well.
With 2.5 million people in Brooklyn, according to R’ Moshe, you have 500,000 people outside on any given day. On a Sunday in the summer, that number can go up by another 100,000 very easily. During the NYC marathon, there are thousands of runners outside on the streets, with thousands more standing around watching them.