VotePredictor
past elections

Oregon Senate

Ron Wyden (D) vs Mark Callahan (R)

Actual result
D+23.3
Final polls said
D+29.5
2 late polls · ✓
Model predicted
D+26.0
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
1SurveyUSAD+22.01.3
2VotePredictorD+26.02.8
3Gravis MarketingD+19.04.3
4SurveyMonkeyD+31.07.8

Forecasters — pre-election win probability, scored by Brier

#ForecasterWin probBrierCalled
1Cook PoliticalDem 99%0.000
2FiveThirtyEightDem 100%0.000
3Inside ElectionsDem 99%0.000
4Sabato's Crystal BallDem 99%0.000
5VotePredictorDem 100%0.000

Polls (4)

PollsterDatenPollMiss
SurveyMonkey2016-11-041595D+31.08
SurveyMonkey2016-10-28743D+28.05
SurveyUSA2016-10-11654D+22.01
Gravis Marketing2016-10-041248D+19.04