Before you hop into your rental car and drive off into the sunset, we can help you with a few basic facts about Rocky Point.This town sits 19 miles to the northeast of West Sayville, and 261 miles northeast of Washington, the nation’s capital.Facts and stats your kind of thing? Want to know roughly how many people reside in this part of Suffolk County before you go on your day trip? At last count, the population was 14,000.