Plaquemines Parish (; Louisiana French: Paroisse des Plaquemines) is a parish located in the U.S. state of Louisiana. As of the 2010 census the population is 23,042. The parish seat is Pointe à la Hache. The parish was formed in 1807. Plaquemines Parish is part of the New Orleans–Metairie, LA Metropolitan Statistical Area. It was severely damaged in the aftermath of Hurricane Katrina in 2005, and in hurricane events in 2011.