Scrutinel— 2026 midterms

UpdatedAug 24, 2026, 7:02 PM UTC
To election day71 days
Simulations200,000

Illinois 11th District

Currently held by a Democrat · incumbent running

Democrat
Bill Foster
98%
Republican
Jeffrey Walter
2%
ForecastSafe D
Projected margin
D+23.0
80% range
D+9.2 to D+36.9
Partisan lean
D+12.9
Tipping-point chance
0.13%
Uncertainty multiplier
1.80×

The 80% range comes from 200,000 simulations in which this race’s error is correlated with every other race through the national, state and demographic layers.

How the estimate is built
Fundamentals 100.0%
Polling average
no polls
Fundamentals
D+23.6
Blended
D+23.6
Similar-race shift
−1.3
Polling

No public polling of this matchup. The forecast rests on fundamentals plus the polling residuals of demographically and politically similar races — which is the normal case: most of the 435 House seats are never polled.

Fundamentals
Partisan lean
D+12.9
Elasticity
0.97
Incumbency
+3.4
Candidate experience
0.0
Fundraising
+3.5
National environment
D+5.4
Expected margin
D+24.9

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