Illinois District 11 election, 2026

Bill Foster vs. Jeff Walter.

VotePredictor forecast

Bill Foster favored

Safe D · predicted margin D+22.8

100%

chance to win

2024 presidential lean

D+12.0

2026 national environment

D+6.3

Model uncertainty

±6.9 points

Fundamentals model using district presidential lean, incumbency and the national environment. It is not a poll average.

Democratic

Bill Foster

Incumbent representative for IL-11. Voting record, ideology and biography →

Republican

Jeff Walter

Major-party general-election nominee.

Polls

No district-level 2026 general-election poll is currently in VotePredictor's verified polling feed for IL-11. The forecast above uses fundamentals only.

Other forecasts

We have not yet ingested a district rating from these independent forecasters for IL-11; links go to their current national House ratings. Missing is shown as missing—not converted into a probability.

Cook Political Report

View House ratings ↗

Inside Elections

View House ratings ↗

Sabato's Crystal Ball

View House analysis ↗

Past results

Every election in Illinois's 11th district we hold a result for. District numbers are reused across redistricting, so older rows may cover different ground than the seat does today.

YearWinnerMargin

2014Bill Foster(D)D+6.9

2012Bill Foster(D)D+17.1

2010Adam Kinzinger(R)R+14.7

2008Deborah Halvorson(D)D+23.9

2004Gerald C. Weller(R)R+17.3

Candidate news

Student Loan Forgiveness Would Get Easier, Quicker for Many Under New Bill

A newly introduced bipartisan bill in Congress would make it significantly easier for many teachers, nurses and first responders to qualify for federal student loan forgiveness. The Public Service Loan Forgiveness Inclusion Act of 2026 was introduced in the H…

Biztoc.com · September 11, 2026

Bill Foster

The congressional representative and physicist talks about the search for scientific truth and the role of immigrants in the U.S. scientific enterprise

Scientific American · June 16, 2026

This Democrat Is Offering Trump a Blueprint to Land an Iran Nuclear Deal (Joe Gould/NOTUS)

Joe Gould / NOTUS: This Democrat Is Offering Trump a Blueprint to Land an Iran Nuclear Deal — The only physicist in Congress argues Iran should get limited uranium enrichment under strict controls. — Copy — Rep. Bill Foster, an Illinois Democrat and the …

Memeorandum.com · April 27, 2026

Candidate field source: 2026 House election roster ↗

Nearby in the directory: IL-10 · IL-12