Morganza is an incorporated village near the Mississippi River in Pointe Coupee Parish, Louisiana, United States. The population was 659 at the 2000 census. It is part of the Baton Rouge Metropolitan Statistical Area. The village's zip code is 70759. The Morganza Spillway, a flood control structure between the Mississippi River and the Atchafalaya Basin, is located nearby.
Morganza takes its named from Morganza Plantation, the antebellum holding of Charles Morgan, an early surveyor, political figure and first American sheriff of Pointe Coupee Parish. The U.S. Post Office opened in 1847, closed some years later, and reopened in 1899. Members of the Campbell family held the position of postmaster until 1970. The town was not incorporated until 1908. To commend the centennial anniversary of the Village of Morganza, U.S. Congressman Rodney Alexander entered the following into the Congressional Record on December 10, 2008:
Morganza was the site of a Union Army encampment during the American Civil War. The largest battle in Pointe Coupee Parish was fought at nearby Sterling Plantation, on September 29, 1863. Sixteen Federal troops were killed, 45 were wounded, and 462 were taken prisoner. The Confederate losses included 26 dead, 85 wounded, and 10 missing. Although the Battle of Sterling Plantation was a Confederate victory, the Union troops burned the town of Morganza to the ground on October 1, 1863.