U.S. House seat for Arizona's 9th congressional district. Representatives serve two-year terms.

7 candidates filed, 2 active for the 2026 House election in Arizona District 9. Party primary on Jul 21, 2026. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Paul A. Gosar R | 65.3% | 382,223 | |
| 2022 | Paul Gosar R | 100.0% | 192,796 | |
| 2020 | Greg Stanton D | 61.6% | 352,274 | |
| 2018 | Greg Stanton D | 61.1% | 261,245 | |
| 2016 | Kyrsten Sinema D | 60.9% | 277,405 | |
| 2014 | Kyrsten Sinema D | 54.7% | 162,062 | |
| 2012 | Kyrsten Sinema D | 48.7% | 250,131 |