Democrat
—%
Weighted polling average
Patty Garcia
DEMOCRATIC
Illinois 42026 HOUSE POLLS
Lupe Castillo
REPUBLICAN
2026 Illinois 4th District House Polls:
Aggregate of all polls released for Illinois's 4th congressional district House election between Democrat TBD and Republican TBD. This page will update the moment new polls are released, including the polling average, projected margin, and survey details.
- Year
- 2026
- Race
- House
- District
- IL-4
- Democratic candidate
- TBD
- Republican candidate
- TBD
- Incumbent / open seat
- Open seat
- Polling average
- —
- Polling average margin
- —
- Last updated
- —
- Polls included
- 0
- Latest poll
- —
Republican
—%
Weighted polling average
Net margin
—
Polling average difference
Polls Included
—
Number of polls conducted
Pollster
Date
Sample
Patty Garcia
Lupe Castillo
Margin
The Bullfinch Group
August 3, 2026
653 RV
34%
15%