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  1. House

IL-06 House winner?

Resolves by winning party
100
Chance
Sean Casten
Democratic party
94.7%

Sean Casten

Democratic party
94.7%
Niki Conforti
Republican party
5.3%

Niki Conforti

Republican party
5.3%
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Illinois's 6th District margin of victory
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Illinois 06 House General Election: voter turnout
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IL-06 House election: Niki Conforti vote percent
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IL-06 House election: Sean Casten vote percent
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Ohio Senate winner?

More Illinois and 2026 Midterm Races

More Illinois races

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

Control of Congress

Which party will win the Senate?Which party will win the House?Congress balance of power

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IL-06 House winner?

Sean Casten

Odds
99% chance
Max payout
Nov 3, 2027
$0
Casten
Nov 3 ·D +17.6margin forecast
Conforti
$2,130 vol
Race Intel

IL-06 House Race 2026

ElectionNov 3, 2026General election
IncumbentSean Casten (D)Running for re-election

IL-06 House Candidates and Fundraising

CandidateRaisedSmall Donors
  • Niki ConfortiR
    $346.3K
    59%
    $346.3K raised·59% small donors
  • Sean CastenD
    $2.5M
    8.3%
    $2.5M raised·8.3% small donors
Fundraising: FEC filings · Small-donor ≤ $200. This does not include third party expenditures.

Past IL-06 Election Results

Past presidential elections

2024D +5.5%2020D +10.9%