East Flatbush is a neighborhood in the New York City borough of Brooklyn. The area is part of Brooklyn Community Board 17 Though the borders of East Flatbush are highly subjective, its northern border is roughly at Empire Boulevard and East New York Avenue east of East 91st Street, its southern border is in the vicinity of the LIRR Bay Ridge Branch, its eastern border is roughly at East 98th Street and its western border is roughly at New York Avenue.