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2026 candidates we're tracking in IL-6
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Sean Casten
Democratic
Incumbent
Sean Casten is the sitting U.S. Representative for this district, per the chamber's membership roster.
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Niki Conforti
Republican
Niki Conforti was the 2024 nominee in this district and is running a rematch, per CBS Chicago and The Center Square.
About this race
Illinois's 6th Congressional District elects one member of the U.S. House of Representatives to a two-year term. Every House seat in the country is on the ballot in 2026. The Illinois primary is Tuesday, March 17, 2026, and the general election is Tuesday, November 3, 2026.