The state of Louisiana has 42 district courts, with each serving at least one parish.
Parish Served: Caddo Parish
District Seat: Caddo Parish Courthouse (Shreveport, LA)
Parishes served: Claiborne Parish, Bienville Parish, Jackson Parish
District Seats: Claiborne Parish Courthouse (Homer, LA), Bienville Parish Courthouse (Arcadia, LA), Jackson Parish Courthouse (Jonesboro, LA)
Parishes served: Union Parish, Lincoln Parish
District Seats: Union Parish Courthouse (Farmerville, LA), Lincoln Parish Courthouse (Ruston, LA)
Parishes Served: Morehouse Parish, Ouachita Parish
District Seats: Morehouse Parish Courthouse (Bastrop, LA), Ouachita Parish Courthouse (Monroe, LA)
Parishes Served: Franklin Parish, Richland Parish, West Carroll Parish
District Seats: Franklin Parish Courthouse (Winnsboro, LA), Richland Parish Courthouse (Rayville, LA), West Carroll Parish Courthouse (Oak Grove, LA)
Parishes Served: East Carroll Parish, Madison Parish, Tensas Parish
District Seats: East Carroll Parish Courthouse (Lake Providence, LA), Madison Parish Courthouse (Tallulah, LA), Tensas Parish Courthouse (St. Joseph, LA)
Parishes Served: Catahoula Parish, Concordia Parish
District Seats: Catahoula Parish Courthouse (Harrisonburg, LA), Concordia Parish Courthouse (Vidalia, LA)
Parish Served: Winn Parish
District Seat: Winn Parish Courthouse (Winnfield, LA)
Parish Served: Rapides Parish
District Seat: Rapides Parish Courthouse (Alexandria, LA)
Parishes Served: Natchitoches Parish
District Seat: Natchitoches Parish Courthouse (Natchitoches, LA)
Parish Served: Sabine Parish
District Seat: Sabine Parish Courthouse (Many, LA)
Parish Served: Avoyelles Parish
District Seat: Avoyelles Parish Courthouse (Marksville, LA)
Parish Served: Evangeline Parish
District Seat: Evangeline Parish Courthouse (Ville Platte, LA)
Parish Served: Calcasieu Parish
District Seat: Calcasieu Parish Judicial Center (Lake Charles, LA)
Parishes Served: Acadia Parish, Lafayette Parish, Vermilion Parish
District Seats: Acadia Parish Courthouse (Crowley, LA), Lafayette Parish Courthouse (Lafayette, LA), Vermilion Parish Courthouse (Abbeville, LA)
Parishes Served: Iberia Parish, St. Martin Parish, St. Mary Parish
District Seats: Iberia Parish Courthouse (New Iberia, LA), St. Martin Courthouse (St. Martinville, LA), St. Mary Courthouse (Franklin, LA)
Parish Served: Lafourche Parish
District Seat: Lafourche Parish Courthouse (Thibodaux, LA)
Parishes Served: Iberville Parish, Pointe Coupee Parish, West Baton Rouge Parish
District Seats: Iberville Parish Courthouse (Plaquemine, LA), Pointe Coupee Courthouse (New Roads, LA), West Baton Rouge Courthouse (Port Allen, LA)
Parish Served: East Baton Rouge Parish
District Seat: 19th Judicial District Courthouse (Baton Rouge, LA)
Parishes Served: East Feliciana Parish, West Feliciana Parish
District Seats: East Feliciana Courthouse (Clinton, LA), West Feliciana Courthouse (St. Francisville, LA)
Parishes Served: Livingston Parish, St. Helena Parish, Tangipahoa Parish
District Seats: Livingston Parish Courthouse (Livingston, LA), St. Helena Parish Courthouse (Greensburg, LA), Tangipahoa Parish Courthouse (Amite, LA)
Parishes Served: St. Tammany Parish, Washington Parish
District Seats: St. Tammany Parish Courthouse (Covington, LA), Washington Parish Courthouse (Franklinton, LA)
Parishes Served: Ascension Parish, Assumption Parish, St. James Parish
District Seats: Ascension Parish Courthouse (Donaldsonville, LA), Assumption Parish Courthouse (Napoleonville, LA), St. James Parish Courthouse (Convent, LA)
Parish Served: Jefferson Parish
District Seat: 24th Judicial District Courthouse (Gretna, LA)
Parish Served: Plaquemines Parish
District Seat: Plaquemines Parish Courthouse (Belle Chasse, LA)
Parishes Served: Bossier Parish, Webster Parish
District Seats: Bossier Parish Courthouse (Benton, LA), Webster Parish Courthouse (Minden, LA)
Parish Served: St. Landry Parish
District Seat: St. Landry Parish Courthouse (Opelousas, LA)
Parish Served: LaSalle Parish
District Seat: LaSalle Parish Courthouse (Jena, LA)
Parish Served: St. Charles Parish
District Seat: St. Charles Parish Courthouse (Hahnville, LA)
Parish Served: Vernon Parish
District Seat: Vernon Parish Courthouse (Leesville, LA)
Parish Served: Jefferson Davis Parish
District Seat: Jefferson Davis Parish Courthouse (Jennings, LA)
Parish Served: Terrebonne Parish
District Seat: Terrebonne Parish Courthouse (Houma, LA)
Parish Served: Allen Parish
District Seat: Allen Parish Courthouse (Oberlin, LA)
Parish Served: St. Bernard Parish
District Seat: St. Bernard Parish Courthouse (Chalmette, LA)
Parish Served: Grant Parish
District Seat: Grant Parish Courthouse (Colfax, LA)
Parish Served: Beauregard Parish
District Seat: Beauregard Parish Courthouse (DeRidder, LA)
Parish Served: Caldwell Parish
District Seat: Caldwell Parish Courthouse (Columbia, LA)
Parish Served: Cameron Parish
District Seat: Cameron Parish Courthouse (Cameron, LA)
Parish Served: Red River Parish
District Seat: Red River Parish Courthouse (Coushatta, LA)
Parish Served: St. John the Baptist Parish
District Seat: St. John the Baptist Parish Courthouse (Edgard, LA)
Parish Served: Orleans Parish
District Seats: Orleans Civil District Court (New Orleans, LA), Orleans Criminal District Court (New Orleans, LA)
Parish Served: DeSoto Parish
District Seat: DeSoto Parish Courthouse (Mansfield, LA)