U.S. House seat for Louisiana's 3rd congressional district. Representatives serve two-year terms.

6 candidates filed, 6 active for the 2026 House election in Louisiana District 3. 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 | Clay Higgins R | 70.6% | 320,682 | |
| 2022 | Clay Higgins R | 64.3% | 224,552 | |
| 2020 | Clay Higgins R | 67.8% | 340,120 | |
| 2018 | Clay Higgins R | 55.7% | 245,943 | |
| 2016 | Clay Higgins R | 27.5% | 282,443 | |
| 2014 | Charles W Boustany Jr R | 78.7% | 236,268 | |
| 2012 | Charles W Boustany Jr R | 44.7% | 311,393 | |
| 2010 | \"Jeff\" Landry R | 63.8% | 170,877 | |
| 2008 | Charlie Melancon D | 100.0% | 1 | |
| 2006 | Charlie Melancon D | 55.0% | 136,331 | |
| 2004 | \"Charlie\" Melancon D | 50.2% | 114,653 | |
| 2002 | W J \"Billy\" Tauzin R | 86.7% | 150,342 | |
| 2000 | W J \"Billy\" Tauzin R | 78.0% | 183,960 | |
| 1998 | W J \"Billy\" Tauzin R | 100.0% | 1 | |
| 1996 | W J \"Billy\" Tauzin R | 100.0% | 1 |