VotePredictor
past elections

Illinois House

Marie Newman (D) vs Mike Fricilone (R)

Actual result
D+12.8
Final polls said
D+23.3
1 late poll · ✓
Model predicted
D+21.2
Winner
Dem

"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. The model's prediction is walk-forward (trained only on earlier races).

Final rankings

How everyone who called this race did, ranked — VotePredictor shown inline (★).

Pollsters — each pollster's final poll vs the result

#PollsterFinal callMissCalled
1VotePredictorD+21.28.4
2Victory ResearchD+23.310.5
3Ogden & FryD+2.210.6

Forecasters — pre-election win probability, scored by Brier

#ForecasterWin probBrierCalled
1Cook PoliticalDem 99%0.000
2The EconomistDem 100%0.000
3FiveThirtyEightDem 98%0.000
4JHK ForecastsDem 100%0.000
5Sabato's Crystal BallDem 99%0.000
6VotePredictorDem 100%0.000
7DDHQ/Decision DeskDem 92%0.007

Polls (2)

PollsterDatenPollMiss
Victory Research2020-10-31600D+23.311
Ogden & Fry2020-09-07759D+2.211