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

26 candidates filed, 2 active for the 2026 House election in Illinois District 9. Party primary on Mar 17, 2026. General election on Nov 3, 2026.
| Year | Winner | Result | Runner-Up | Total Votes |
|---|---|---|---|---|
| 2024 | Janice D. Schakowsky D | 68.4% | 338,828 | |
| 2022 | Janice D Schakowsky D | 71.7% | 250,530 | |
| 2020 | Janice D Schakowsky D | 71.0% | 369,170 | |
| 2018 | Janice D Schakowsky D | 73.5% | 290,351 | |
| 2016 | Janice D Schakowsky D | 66.5% | 326,856 | |
| 2014 | Janice D Schakowsky D | 66.1% | 213,384 | |
| 2012 | Janice D Schakowsky D | 66.3% | 293,793 | |
| 2010 | Janice D Scakowsky D | 66.3% | 177,207 | |
| 2008 | Janice D Schakowsky D | 74.7% | 243,681 | |
| 2006 | Janice D Schakowsky D | 74.6% | 164,710 | |
| 2004 | Janice D Schakowsky D | 75.7% | 231,417 | |
| 2002 | Janice D Schakowsky D | 70.3% | 168,836 | |
| 2000 | Janice D Schakowsky D | 76.4% | 192,346 | |
| 1998 | Janice D \"Jan\" Schakowsky D | 74.6% | 144,610 | |
| 1996 | Sidney R Yates D | 63.4% | 196,082 |