Washington Heights is a neighborhood in the northern portion of the New York City borough of Manhattan. It is named for Fort Washington, a fortification constructed at the highest natural point on Manhattan Island by Continental Army troops during the American Revolutionary War, to defend the area from the British forces. Washington Heights is bordered by Inwood to the north along Dyckman Street, Harlem to the south along 155th Street, the Harlem River and Coogan's Bluff to the east, and the Hudson River to the west. As of 2016, it has a population of 201,590. Washington Heights is part of Manhattan Community District 12 and its primary ZIP Codes are 10032, 10033, and 10040. It is patrolled by the 33rd and 34th Precincts of the New York City Police Department.