VotePredictor
past elections

Montana Governor

Mike Cooney (D) vs Greg Gianforte (R)

Actual result
R+12.9
Final polls said
R+3.6
5 late polls · ✓
Model predicted
R+7.3
Winner
Rep

"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
1Emerson CollegeR+12.30.6
2VotePredictorR+7.35.6
3Strategies 360R+7.05.9
4Montana State University Bozeman Human Ecology Learning and Problem Solving LabR+5.07.9
5Change ResearchR+4.08.9
6The New York Times/Siena CollegeR+4.08.9
7RMG ResearchR+3.09.9
8Montana State University BillingsEVEN12.9

Polls (8)

PollsterDatenPollMiss
Change Research2020-10-31920R+4.09
Montana State University Billings2020-10-21546EVEN13
The New York Times/Siena College2020-10-19758R+4.09
Strategies 3602020-10-17500R+7.06
RMG Research2020-10-17800R+3.010
Emerson College2020-10-06500R+12.31
Montana State University Bozeman Human Ecology Learning and Problem Solving Lab2020-09-231615R+5.08
The New York Times/Siena College2020-09-15625R+6.07