2026 general · November 3, 2026
2026 Illinois U.S. House election results, district by district
Illinois's U.S. House races in the 2026 general election: winners, margins, unopposed seats and seats that changed party.
Races17
Changed party0
Unopposed0%0 races
Incumbents defeated0
Every district
D 14 · R 3
| Race | Winner | Won by | Notes |
|---|---|---|---|
| IL-1 | Jonathan Jackson (D) | 43.4 | |
| IL-2 | Donna Miller (D) | 46.4 | |
| IL-3 | Delia Ramirez (D) | 53.2 | |
| IL-4 | Patty Garcia (D) | 55.0 | |
| IL-5 | Mike Quigley (D) | 52.1 | |
| IL-6 | Sean Casten (D) | 25.7 | |
| IL-7 | La Shawn Ford (D) | 78.4 | |
| IL-8 | Melissa Bean (D) | 28.3 | |
| IL-9 | Daniel K. Biss (D) | 52.4 | |
| IL-10 | Brad Schneider (D) | 40.0 | |
| IL-11 | Bill Foster (D) | 28.6 | |
| IL-12 | Mike Bost (R) | 39.3 | |
| IL-13 | Nikki Budzinski (D) | 25.3 | |
| IL-14 | Lauren Underwood (D) | 25.1 | |
| IL-15 | Mary Miller (R) | 33.8 | |
| IL-16 | Darin LaHood (R) | 17.6 | |
| IL-17 | Eric Sorensen (D) | 20.3 |
Illinois
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)