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2026 candidates we're tracking in IL-6
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Sean Casten
Democratic
Incumbent
Casten is a scientist and clean-energy entrepreneur who holds dual master's degrees in engineering management and biochemical engineering from Dartmouth College, per the campaign site. He co-founded Recycled Energy Development and represents Illinois' 6th District, per the campaign site.
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Niki Conforti
Republican
Conforti works as an energy consultant and previously spent 12 years in healthcare administration, holding an MBA in healthcare administration from George Washington University, per the campaign site. She is a lifelong western-suburbs Chicago resident and single mother, per the campaign site.
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.