VotePredictor
past elections

Ohio Governor

Richard Cordray (D) vs Mike DeWine (R)

Actual result
R+3.7
Final polls said
D+2.3
7 late polls · ✗
Model predicted
R+1.4
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
1American Pulse Research & PollingR+4.71.0
2IpsosR+1.52.2
3VotePredictorR+1.42.3
4University of Akron Ray C. Bliss Institute of Applied PoliticsR+1.02.7
5Morning ConsultR+1.02.7
6Baldwin Wallace University Community Research InstituteR+0.63.1
7CygnalR+0.23.5
8Research Co.EVEN3.7
9Marist CollegeEVEN3.7
10Emerson CollegeD+3.57.2
11Trafalgar GroupD+3.67.3
12Change ResearchD+5.08.7
13Gravis MarketingD+5.08.7
14Suffolk UniversityD+6.09.7

Polls (15)

PollsterDatenPollMiss
Change Research2018-11-03923D+5.09
Trafalgar Group2018-11-031948D+3.67
Research Co.2018-11-02450EVEN4
Cygnal2018-10-30503R+0.24
Gravis Marketing2018-10-29789D+5.09
Emerson College2018-10-27566D+3.57
Baldwin Wallace University Community Research Institute2018-10-231051R+0.63
Suffolk University2018-10-06500D+6.010
Baldwin Wallace University Community Research Institute2018-10-031017R+2.61
University of Akron Ray C. Bliss Institute of Applied Politics2018-09-221000R+1.03
American Pulse Research & Polling2018-09-191003R+4.71
Marist College2018-09-18564EVEN4
Ipsos2018-09-171074R+1.52
Baldwin Wallace University Community Research Institute2018-09-101048R+5.01
Morning Consult2018-09-061592R+1.03