Louisiana 4

Mike Johnson (R) vs Conrad Cable (D).

Called by the AP: Mike Johnson (R). Mike Johnson (R) 58.0%; Conrad Cable (D) 23.3%. Source: The Associated Press.

Cook: Solid R. Public polls: 0.

Atlas pre-election model — built only from data frozen on October 29, 2026; first published November 3 after polls closed, so it is a test of the method, not a prediction. Republican chance in that model: 100%.