Illinois 6th — House 2026 Dem Primary
The Illinois 6th — House dem primary is scheduled for March 17, 2026. The model makes Sean Casten the heavy favorite at 92%, with Joey Ruzevich at 8%. Sean Casten is the incumbent, leads the field in reported fundraising, and has the most tracked endorsements. No public polling is available for this race, so the forecast leans on fundraising, endorsements, candidate profiles, and historical results.
Current win probabilities
- Sean Casten (incumbent) — 92%
- Joey Ruzevich — 8%
Probabilities update daily from polls, fundraising, endorsements, and historical results.