U.S. House Illinois District 6 General

About This Race

The U.S. House Illinois District 6 General Election will be held on November 3, 2026, to determine the representative for Illinois's 6th congressional district in the U.S. House of Representatives. The district includes parts of DuPage, Cook, and Kane counties in the Chicago suburbs. Voters will choose between candidates from major parties to fill this federal office.

Candidates

• Sean CastenINC
• Chris Bos

Important Dates

Election Date

November 3, 2026

Registration Deadline

October 11, 2026

Early Voting Starts

October 21, 2026

Early Voting Ends

November 3, 2026

How to Vote

To vote in Illinois, residents must register by October 11, 2026, either online via the Illinois State Board of Elections website, by mail, or in person at designated locations. On Election Day, voters can cast their ballots at assigned polling places from 6:00 AM to 7:00 PM; early voting is available from October 21 to November 3 at permanent and temporary sites. A valid photo ID is not required to vote unless registering for the first time by mail, though voters may be asked to verify identity with non-photo documentation.