U.S. House seat for Louisiana's 1st congressional district. Representatives serve two-year terms.

6 candidates filed, 4 active for the 2026 House election in Louisiana District 1. Jungle primary held on general election day on Nov 3, 2026. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Steve Scalise R | 66.8% | 357,720 | |
| 2022 | Steve Scalise R | 72.8% | 244,044 | |
| 2020 | Steve Scalise R | 72.2% | 374,369 | |
| 2018 | Steve Scalise R | 71.5% | 269,325 | |
| 2016 | Steve Scalise R | 74.6% | 326,788 | |
| 2014 | Steve Scalise R | 77.6% | 244,004 | |
| 2012 | Steve Scalise R | 66.6% | 290,410 | |
| 2010 | Steve Scalise R | 78.5% | 200,176 | |
| 2008 | Steve Scalise R | 65.7% | 288,007 | |
| 2006 | Bobby Jindal R | 88.1% | 148,128 | |
| 2004 | \"Bobby\" Jindal R | 78.4% | 287,897 | |
| 2002 | David Vitter R | 81.5% | 180,570 | |
| 2000 | David Vitter R | 80.5% | 237,810 | |
| 1998 | Bob Livingston R | 100.0% | 1 | |
| 1996 | Bob Livingston R | 100.0% | 1 |