Incumbent Democrat Bill Foster's commanding lead in the Illinois 11th congressional district House race, fueled by strong fundraising exceeding $2 million and consistent double-digit polling advantages over Republican challenger Jerry Evans, drives the 91.5% trader consensus for a Democratic victory. The district's Democratic lean (Biden +6% in 2020) and Foster's prior wins, including a 6-point margin in 2022, reinforce this positioning amid low GOP name recognition and limited national momentum in suburban Chicago. Realistic challenges include a late Republican surge from unexpected voter turnout shifts, Foster health concerns, or a broader red wave, though current evidence shows minimal movement.
Experimental AI-generated summary referencing Polymarket data · UpdatedIL-11 House Election Winner
IL-11 House Election Winner
Democratic Party
92%
Republican Party
9%
Democratic Party
92%
Republican Party
9%
A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Market Opened: Jan 28, 2026, 11:09 AM ET
Resolver
0x2F5e3684c...Resolver
0x2F5e3684c...Incumbent Democrat Bill Foster's commanding lead in the Illinois 11th congressional district House race, fueled by strong fundraising exceeding $2 million and consistent double-digit polling advantages over Republican challenger Jerry Evans, drives the 91.5% trader consensus for a Democratic victory. The district's Democratic lean (Biden +6% in 2020) and Foster's prior wins, including a 6-point margin in 2022, reinforce this positioning amid low GOP name recognition and limited national momentum in suburban Chicago. Realistic challenges include a late Republican surge from unexpected voter turnout shifts, Foster health concerns, or a broader red wave, though current evidence shows minimal movement.
Experimental AI-generated summary referencing Polymarket data · Updated
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