Scrutinel— 2026 midterms

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

Illinois 14th District

Currently held by a Democrat · incumbent running

Democrat
Lauren Underwood
96%
Republican
James Marter
4%
ForecastLikely D
Projected margin
D+19.9
80% range
D+6.1 to D+33.8
Partisan lean
D+7.2
Tipping-point chance
0.22%
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+20.4
Blended
D+20.4
Similar-race shift
+0.3
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+7.2
Elasticity
1.04
Incumbency
+3.4
Candidate experience
0.0
Fundraising
+3.8
National environment
D+5.4
Expected margin
D+20.1

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