Home › 2026 Midterms › By state › Illinois
Updated November 4, 2026 at 02:00 UTC · refreshed twice a day · Election Day is November 3, 2026
Polymarket odds for Illinois in the 2026 midterms. Illinois's Senate race: Juliana Stratton (Democrat) leads at 99.2% (Safe Democrat). Illinois's governor race: JB Pritzker (Democrat) leads at 99.2% (Safe Democrat). House: Democrats favoured in 14 and Republicans in 3 of 17 districts with a market.
| Race | Democrat | Republican | Rating | Volume | |
|---|---|---|---|---|---|
| Senate | Juliana Stratton 99.2% | Don Tracy 0.6% | Safe Democrat | $51.2K | race page |
| Governor | JB Pritzker 99.2% | Darren Bailey 0.2% | Safe Democrat | $72.7K | race page |
| House IL-01 | Jonathan Jackson 98.7% | Christian Maxwell 1.5% | Safe Democrat | $61.5K | race page |
| House IL-02 | Donna Miller 99.9%+ | Michael Noack <0.1% | Safe Democrat | $37.2K | race page |
| House IL-03 | Delia Ramirez 98.2% | Angel Oakley 2.4% | Safe Democrat | $53.0K | race page |
| House IL-04 | Patty Garcia 98.5% | Lupe Castillo 1.1% | Safe Democrat | $80.8K | race page |
| House IL-05 | Mike Quigley 97.2% | Tommy Hanson 2.5% | Safe Democrat | $36.2K | race page |
| House IL-06 | Sean Casten 97% | Niki Conforti 1.5% | Safe Democrat | $44.2K | race page |
| House IL-07 | La Shawn Ford 99.9%+ | Chad Koppie <0.1% | Safe Democrat | $27.3K | race page |
| House IL-08 | Melissa Bean 96% | Jennifer Davis 4.3% | Safe Democrat | $24.2K | race page |
| House IL-09 | Daniel Biss 99.6% | John Elleson 0.4% | Safe Democrat | $32.1K | race page |
| House IL-10 | Brad Schneider 97.5% | Carl Lambrecht 1.2% | Safe Democrat | $34.5K | race page |
| House IL-11 | Bill Foster 98.4% | Jeff Walter 1.5% | Safe Democrat | $47.9K | race page |
| House IL-12 | Julie Fortier 2.4% | Mike Bost 97.9% | Safe Republican | $27.5K | race page |
| House IL-13 | Nikki Budzinski 96.7% | Jeff Wilson 3.1% | Safe Democrat | $22.0K | race page |
| House IL-14 | Lauren Underwood 98.8% | James Marter 1.4% | Safe Democrat | $27.0K | race page |
| House IL-15 | Jennifer Todd 1.8% | Mary Miller 97.4% | Safe Republican | $51.4K | race page |
| House IL-16 | Paul Nolley 14.2% | Darin LaHood 82.8% | Likely Republican | $76.1K | race page |
| House IL-17 | Eric Sorensen 96.5% | Dillan Vancil 2.4% | Safe Democrat | $33.1K | race page |
Ratings from the favorite's price: safe 95%+, likely 80–95%, lean 60–80%, toss-up below 60%. Prices are Polymarket share prices read as probabilities, not polls. Educational information, not betting advice.
National picture: 2026 midterm forecast · Senate forecast · House forecast · Governor forecast
On November 3: election night guide (when polls close, how these markets resolve, what moves the odds).
Quoting these numbers in an article, a paper or a newsletter? Copy this citation and keep the date, because prices move. Tips: how to cite Polymarket odds.
Polymarket View, “Illinois 2026 election odds on Polymarket”, November 4, 2026, https://polymarkettrader.com/odds/2026-elections/illinois/ (data: Polymarket, CC BY 4.0).
Polymarket odds for Illinois in the 2026 midterms. Illinois's Senate race: Juliana Stratton (Democrat) leads at 99.2% (Safe Democrat). Illinois's governor race: JB Pritzker (Democrat) leads at 99.2% (Safe Democrat). House: Democrats favoured in 14 and Republicans in 3 of 17 districts with a market.
From the favourite's price in each race's Polymarket winner market: 95% or more is safe, 80–95% likely, 60–80% lean and below 60% a toss-up. Market prices, not polls.
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