Illinois 152026 HOUSE POLLS
2026 Illinois 15th District House Forecast:
The Pollsmax 2026 Illinois 15th District House forecast currently gives Republican Mary Miller a 99.9% chance of defeating Democrat Jennifer Todd. Pollsmax projects Miller to receive 75% of the vote compared with 25.1% for Todd, a projected Republican margin of 49.9 percentage points. The model currently rates the race as Solid Republican. The forecast is updated using 100,000 simulations incorporating polling and race fundamentals. See the Pollsmax forecast methodology.
The 2026 Illinois 15th District House election features Democrat Jennifer Todd and Republican Mary Miller. Incumbent Representative Mary Miller is seeking reelection to a fourth term. In 2024, Donald Trump won Illinois' 15th congressional district by 22.5%, and the election for the district's House seat is rated as solid Republican in 2026.
- Year
- 2026
- Race
- House
- District
- IL-15
- Democratic candidate
- Jennifer Todd
- Republican candidate
- Mary Miller
- Incumbent / open seat
- Mary Miller
- Forecast rating
- Solid R
- Projected vote
- 25.1% D / 75.0% R
- Projected margin
- R +49.9
- Forecast odds
- 0.1% D / 99.9% R
- Forecast last updated
- 12:00 AM on September 30, 2026
- Polling average
- —
- Polling average margin
- —
- Polling last updated
- —
- Polls included
- 0
- Latest poll
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