Some of the cities, towns, and places in Assumption Parish are Bayou Corne, Bayou L'Ourse, Belle Alliance, Belle River, Belle Rose, Bruly St. Martin, Klotzville, Labadieville, Napoleonville, Paincourtville, Pierre Part, Plattenville, Supreme
Assumption Parish (French: Paroisse de l'Assomption) is a parish located in the U.S. state of Louisiana. As of the 2010 census, the population was 23,421. Its parish seat is Napoleonville. Assumption Parish was established in 1807, as one of the original parishes of the Territory of Orleans.Assumption Parish is one of the twenty-two Acadiana parishes. Its major product is sugar cane. In proportion to its area, Assumption Parish produces the most sugar of any parish of Louisiana.
Assumption Parish is represented in the Louisiana House of Representatives by Beryl Amedee, a Republican, and Chad Brown, a Democrat.