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IL-12 House Winner? 2026 Race Odds: Bost vs. Fortier | Kalshi

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House

IL-12 House winner?

Resolves by winning party

100

Fortier

Nov 3 ·R +37.8margin forecast

Bost

$13,393 vol

Chance

Mike Bost

Republican party

95.4%

▼ 0.8

Mike Bost

Republican party

95.4%

▼ 0.8

Julie Fortier

Democratic party

4.6%

▲ 0.8

Julie Fortier

Democratic party

4.6%

▲ 0.8

Race Intel

IL-12 House Race 2026

ElectionNov 3, 2026General election

IncumbentMike Bost (R)Running for re-election

IL-12 House Candidates and Fundraising

CandidateRaisedSmall Donors

Julie FortierD
$145.6K
47%
$145.6K raised·47% small donors
Mike BostR
$1.6M
2.9%
$1.6M raised·2.9% small donors

Fundraising: FEC filings · Small-donor ≤ $200. This does not include third party expenditures.

Past IL-12 Election Results

Past presidential elections

2024R +43.5%2020R +42.8%

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Illinois's 12th District margin of victory

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Illinois 12 House General Election: voter turnout

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IL-12 House election: Julie Fortier vote percent

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IL-12 House election: Mike Bost vote percent

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Texas Senate winner?

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Who will control the House?

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Texas Governor winner?

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Kansas Senate winner?

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Who will control the Senate?

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California Governor winner? (Person)

More Illinois and 2026 Midterm Races

More Illinois races

Illinois Governor race: Pritzker vs. Bailey Illinois Senate race: Stratton vs. Tracy

Control of Congress

Which party will win the Senate?

IL-12 House winner?

Julie Fortier

Dollars$

Odds

4% chance

Max payout

Nov 3, 2027

$0

Which party will win the House?

Congress balance of power

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