Marine Park is a neighborhood located in the New York City borough of Brooklyn, that lies between Mill Basin and Gerritsen Beach. The neighborhood is mostly squared off in area by Gerritsen Avenue, Flatbush Avenue, Avenue U and Kings Highway. It partly surrounds theeponymous park. The neighborhood is largely made up of ethnic groups such as Italians,Irish, Greeks, and Jews. The area is part of Brooklyn Community Board 18.[1] As of 2007, Marine Park had a population of 86,253