| Outcome | Share of simulations |
|---|---|
| 4.2 seats | 0.9% |
| 6.0 seats | 2.7% |
| 7.8 seats | 6.5% |
| 9.7 seats | 12.2% |
| 11.5 seats | 17.7% |
| 13.3 seats | 20.1% |
| 15.1 seats | 17.7% |
| 16.9 seats | 12.2% |
| 18.8 seats | 6.5% |
| 20.6 seats | 2.7% |
| 22.4 seats | 0.9% |
Live model read · Illinois House forecast
13.3 seats across House districts in this state.MethodologyVerify the mathStudent templateAnswer keyUpdated Aug 26, 2026