U.S. House seat for California's 25th congressional district. Representatives serve two-year terms.

5 candidates filed, 2 active for the 2026 House election in California District 25. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Raul Ruiz D | 56.3% | 245,031 | |
| 2022 | Raul Ruiz D | 57.4% | 152,742 | |
| 2020 | Mike Garcia R | 50.0% | 338,943 | |
| 2018 | Katie Hill D | 54.4% | 245,022 | |
| 2016 | Stephen Knight R | 53.1% | 261,161 | |
| 2014 | Steve Knight R | 53.3% | 114,072 | |
| 2012 | Howard P \"Buck\" Mckeon R | 54.8% | 236,575 | |
| 2010 | Howard P \"Buck\" Mckeon R | 61.8% | 191,336 | |
| 2008 | Howard P \"Buck\" Mckeon R | 57.7% | 250,589 | |
| 2006 | Howard P \"Buck\" Mckeon R | 60.0% | 156,773 | |
| 2004 | Howard P \"Buck\" Mckeon R | 64.4% | 225,970 | |
| 2002 | Howard P \"Buck\" Mckeon R | 65.0% | 124,336 | |
| 2000 | Howard P \"Buck\" Mckeon R | 62.2% | 222,778 | |
| 1998 | Howard P \"Buck\" Mckeon R | 74.7% | 152,682 | |
| 1996 | Howard P \"Buck\" Mckeon R | 62.4% | 196,203 |