Polls database
Every poll we use, with its source
11,685 polls since 2015: national questions, Senate, House, governor and state legislative races, presidential primaries and ballot measures. Filter, then open any poll’s release.
Pollster: Probolsky Research Remove ×
Matching polls
2Polls by Probolsky Research.
Polls per month
1
Sep 2018Oct 2018
Latest poll in the database ended Nov 2, 2026. Source: 99chambers polls database
| Dates | Question | Pollster | Sponsor | Sample | Pop. | Mode | Result | Margin | Adjusted | vs result | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 25–30, 2018 | 2018 California gubernatorial election (2018) | C Probolsky Research | — | 900 | V | — | Newsom 47 · Cox 37 | D+10 | — | — | Release |
| Aug 29–Sep 2, 2018 | 2018 California gubernatorial election (2018) | C Probolsky Research | — | 900 | V | — | Newsom 44 · Cox 39 | D+5 | — | — | Release |
Showing 1–2 of 2
Adjusted: after house-effect and population corrections. vs result: margin minus the certified or unofficial result. Latest poll in the database ended Nov 2, 2026. Source: each poll’s own release, as cited by the poll list it was compiled from (The New York Times for Senate, governor and House races; Wikipedia for other offices)