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pol

IL-4

Democrats are favored, winning in 100 in 100 simulations.

Forecast detail

as of Aug 17, 2026, 3:27 AM UTC

Rating

Favors Dem

Win probability

D 100%

Estimated margin

D+44.8

5th–95th interval

D+27.7 to D+61.7

Win probability over time

Dem win probability Rep win probability Tossup band

Polls

Dem-leaning poll Rep-leaning poll current average: D+19.0

Pollster Dates Sample Results Margin House adj. Source
Independent Center Voice Jul 31–Aug 1, 2026 653 rv Dem 34.0% Rep 15.0% Ind 9.0% D+19.0 Source

Dispatches about this race

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