Bill Foster vs. Jeff Walter polls and 2026 forecast (Illinois's 11th District)
Our forecast gives Bill Foster (D) a >99% chance of winning (rating: Safe D), as of October 16, 2026. Expected margin: Foster +20.9; in 80% of simulations the margin falls between Foster +13.5 and Foster +28.3. Incumbent: Bill Foster (D). 2024 presidential result here: D+11.6.
House forecast · How the forecast works