If no one gets more than half the votes, the top two go to a runoff on December 12.
Conrad CableDemocrat
Matt GromlichDemocrat
Gordon HeslopRepublican
Mike JohnsonRepublican
Mike NicholsRepublican
Source: Louisiana Secretary of State, Candidate Inquiry, office listed as "U. S. Representative 4th Congressional District", checked October 10, 2026. Candidates appear in the order the Secretary of State lists them.