Influence no longer invisible Races · IL-04 House 2026
Hidden Levers
Race · U.S. House · Illinois · 2026

Illinois District 4 · U.S. House · 2026

Seat U.S. House, Illinois District 4

← All 2026 races

Race header

U.S. House, Illinois District 4 · Open seat
DEMNominee
Patty Garcia
99%Hume Outlook · Hume model estimate · as of 2026-10-28
INDOn the ballot
Chris Getty
—Not published for this candidate
OTHOn the ballot
Ed Hershey
—Not published for this candidate
REPNominee
Lupe Castillo
1%Hume Outlook · Hume model estimate · as of 2026-10-28
IncumbentNot available

Hume Outlook

hume-2026.10-r1 · Forecast as of Oct 28, 2026
99% Patty Garcia · DemocratChance to win, between the two named candidates
DEM Patty Garcia 99%
REP Lupe Castillo 1%
  • Hume model estimate · built on polls, fundamentals, and markets
Latest poll Garcia 34.0% · Castillo 15.0% · Getty 9.0% · Hershey 4.0% The Bullfinch Group / The Independent Center · 2026-08-04
Seat lean (Hume PVI) D+23 as of cycle 2020
Prior result, this seat DEM 67.5% 2024 general · margin 40.2%

Side by side

4 candidates · 5 measures
FEC summary through 2026-10-14
MeasureDEMGarciaINDGettyOTHHersheyREPCastillo
Total receiptsUSD, cycle to date, all authorized committees
Patty Garcia$526,691.49
Chris GettyNot available No FEC summary is available for this candidate.
Ed HersheyNot available No FEC summary is available for this candidate.
Lupe CastilloNot available No FEC summary is available for this candidate.
Total disbursementsUSD, cycle to date
Patty Garcia$369,980.32
Chris GettyNot available No FEC summary is available for this candidate.
Ed HersheyNot available No FEC summary is available for this candidate.
Lupe CastilloNot available No FEC summary is available for this candidate.
Cash on handUSD, close of the covered period
Patty Garcia$156,711.17
Chris GettyNot available No FEC summary is available for this candidate.
Ed HersheyNot available No FEC summary is available for this candidate.
Lupe CastilloNot available No FEC summary is available for this candidate.
Latest pollpercent, as stored
Patty Garcia34.0%The Bullfinch Group · 2026-08-04
Chris Getty9.0%The Bullfinch Group · 2026-08-04
Ed Hershey4.0%The Bullfinch Group · 2026-08-04
Lupe Castillo15.0%The Bullfinch Group · 2026-08-04
Seat lean (Hume PVI)identical for every candidate
Patty GarciaD+23seat-level
Chris GettyD+23seat-level
Ed HersheyD+23seat-level
Lupe CastilloD+23seat-level
Money is each candidate's FEC summary: every committee the candidate has authorized, combined, as filed through the coverage date shown.

Polling

1 listed · newest first
Newest field end 2026-08-04
Pollster / sponsorField datesSampleGarciaGettyHersheyCastilloOthers
The Bullfinch Group2026-07-31 to 2026-08-04RV · n=65334.0%9.0%4.0%15.0%none
Polling data CC BY 4.0 (FiveThirtyEight / VoteHub).

    Seat lean · Hume PVI

    as of cycle 2020
    D+23
    Lean (D minus R, points)
    +22.844

    Hume PVI is Hidden Levers' own two-party presidential-lean index for the district, computed on the district's current lines, not the Cook PVI.

    Prior result, this seat

    election returns

    2024 general

    CandidatePartyVotes% of total
    Jesús G. “Chuy” GarcíaDEM139,34367.52%
    Lupe CastilloREP56,32327.29%
    Ed HersheyOTH10,7045.19%

    Total votes 206,370 · winning margin 40.23% of total (margin computed here from the cited vote counts)

    Sources: FEC filings (through Oct 14, 2026) · Polls: FiveThirtyEight / VoteHub (CC BY 4.0) · Prior result: MIT Election Data + Science Lab (CC0) · Hume PVI and Hume Outlook: Hidden Levers estimates.

    Federal law prohibits the sale or use of contributor information copied from FEC reports, by any person, for the purpose of soliciting contributions (including charitable contributions) or for any commercial purpose. 52 U.S.C. §30111(a)(4); 11 C.F.R. §104.15. Hidden Levers does not provide contributor contact information.