Louisiana Legislature Passes New Congressional Map

The Louisiana Legislature passed SB 121 Thursday, sending a new congressional map to Governor Jeff Landry for his signature following months of debate prompted by a U.S. Supreme Court ruling that struck down the state’s previous district lines.

The Supreme Court’s decision in Louisiana v. Callais found that the previous map unconstitutionally prioritized race over traditional redistricting principles such as compactness and communities of interest. The new map was drawn without race as the predominant factor in determining district boundaries.

The legislation creates five Republican-leaning congressional districts statewide. A review of the enacted map shows that some parishes are split between congressional districts. 

For Caddo and Bossier parishes, both remain unified within the Fourth Congressional District alongside De Soto, Red River, Natchitoches, Sabine, Webster, Claiborne, and Bienville parishes. Central Louisiana, including Rapides Parish, is kept whole within the Fifth Congressional District.

The map now heads to the Governor for signature. If signed, it will govern Louisiana’s congressional representation through the remainder of the decade.

The Shreveport-Bossier Journal will continue to monitor developments.

Louisiana Congressional Districts — SB 121
Parish Journals of Louisiana
Louisiana Congressional Districts
As established under SB 121 — HFA SB121-5695 (Beaullieu)
District Parishes
1 Assumption, Jefferson, Lafourche, Plaquemines, St. Charles, St. James, St. John, St. Mary, Terrebonne
2 Orleans, St. Bernard
3 Acadia, Allen, Beauregard, Calcasieu, Cameron, Iberia, Jeff Davis, Lafayette, St. Landry, St. Martin, Vermilion, Vernon
4 Bienville, Bossier, Caddo, Claiborne, De Soto, Natchitoches, Red River, Sabine, Webster
5 Avoyelles, Caldwell, Carroll (East), Carroll (West), Catahoula, Concordia, Franklin, Grant, Jackson, La Salle, Lincoln, Madison, Morehouse, Ouachita, Rapides, Richland, Tensas, Union, Winn
6 Ascension, East Baton Rouge, East Feliciana, Iberville, Livingston, Pointe Coupee, St. Helena, St. Tammany, Tangipahoa, Washington, West Baton Rouge, West Feliciana
Source: HFA SB121-5695 Congressional Map — Louisiana Legislature, May 28, 2026

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