Plaquemine, Louisiana  Plaquemine is a city in and the parish seat of Iberville Parish, Louisiana, United States. The population was 7,119 at the 2010 census. It is part of the Baton Rouge Metropolitan Statistical Area. Early inhabitants of the area were the Chitimacha people. Pierre Le Moyne d'Iberville claimed all of Louisiana in 1699 for King Louis XIV of France. Plaquemine was settled by 1775 and named for the Native word "Plakemine", which means persimmon. Due to its location at the juncture of the Bayou Plaquemine and the Mississippi River, the village soon began to prosper and grow, beginning a long history of prosperity. By 1838, the town was incorporated, electing Zenon LaBauve, for whom a street in New Orleans' Garden District is named, as its first mayor. Plaquemine continued to grow in the Antebellum era. Massive plantations were established in nearby regions, including St. Louis, Nottoway, and Belle Grove. The town has been the seat of Iberville Parish government since its incorporation. The second parish courthouse (c. 1906) on Railroad Avenue has been serving as City Hall since 1985. Plaquemine did not have a hospital until 1923. Plaquemine has been a Louisiana-designated Main Street City since 1993. There are ten properties listed for Plaquemine on the National Register of Historic Places in Iberville Parish, Louisiana. Plaquemine is located at (30.284044, −91.240485) and has an elevation of . Plaquemine is located at the junction of Bayou Plaquemine and the Mississippi River. The city itself is surrounded by farmland; beyond the farmland to the west lies nearly uninhabited swampland. According to the United States Census Bureau, the city has a total area of , of which are land and , or 2.75%, are water. As of the census of 2000, there were 7,064 people, 2,593 households, and 1,846 families residing in the city. The population density was 2,467.0 people per square mile (953.6/km²). There were 2,828 housing units at an average density of 987.6 per square mile (381.8/km²). The racial makeup of the city was 49.26% White, 49.60% African American, 0.17% Native American, 0.27% Asian, 0.03% Pacific Islander, 0.08% from other races, and 0.58% from two or more races.