U.S. House seat for California's 23rd congressional district. Representatives serve two-year terms.

11 candidates filed, 2 active for the 2026 House election in California District 23. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Jay Obernolte R | 60.1% | 264,849 | |
| 2022 | Jay Obernolte R | 61.0% | 169,105 | |
| 2020 | Kevin Mccarthy R | 62.1% | 306,118 | |
| 2018 | Kevin Mccarthy R | 63.7% | 205,774 | |
| 2016 | Kevin Mccarthy R | 69.2% | 241,584 | |
| 2014 | Kevin Mccarthy R | 74.8% | 134,043 | |
| 2012 | Kevin Mccarthy R | 73.2% | 216,003 | |
| 2010 | Lois Capps D | 57.8% | 193,463 | |
| 2008 | Lois Capps D | 68.1% | 251,788 | |
| 2006 | Lois Capps D | 65.2% | 175,933 | |
| 2004 | Lois Capps D | 63.0% | 244,297 | |
| 2002 | Lois Capps D | 59.0% | 162,222 | |
| 2000 | Elton Gallegly R | 54.1% | 221,034 | |
| 1998 | Elton Gallegly R | 60.1% | 160,354 | |
| 1996 | Elton Gallegly R | 59.6% | 199,507 |