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Public Policy Institute of California

13 scored general-election polls (2014–2022) , each measured against the certified result. How to read these numbers: methodology.

Record by cycle

CyclePollsAvg. ErrorLeanWinner Called
2022 1 0.6 pts D+0.6 100%
2020 2 1.7 pts R+1.7 100%
2018 4 8.8 pts R+12.4 100%
2016 4 8.9 pts R+9.1 100%
2014 2 2.5 pts R+1.4 100%

Every scored poll

DateRacePoll MarginActualErrorCalled It
2022-10-18 CA Governor D+19.0 D+18.4 0.6 ✓
2020-10-13 CA President D+26.0 D+29.2 3.2 ✓
2020-09-08 CA President D+29.0 D+29.2 0.2 ✓
2018-10-16 CA Governor D+11.0 D+23.9 12.9 ✓
2018-10-16 CA Senate D+16.0 D+8.3 7.7 ✓
2018-09-13 CA Governor D+12.0 D+23.9 11.9 ✓
2018-09-13 CA Senate D+11.0 D+8.3 2.7 ✓
2016-10-18 CA President D+26.0 D+30.1 4.1 ✓
2016-10-18 CA Senate D+22.0 D+23.2 1.2 ✓
2016-09-13 CA President D+16.0 D+30.1 14.1 ✓
2016-09-13 CA Senate D+7.0 D+23.2 16.2 ✓
2014-10-16 CA Governor D+16.0 D+19.9 3.9 ✓
2014-09-12 CA Governor D+21.0 D+19.9 1.1 ✓

Margins shown as party lead (D+/R+); for non-D-vs-R matchups the margin is first-listed candidate minus second. Historical scored-poll data for cycles through 2023 from FiveThirtyEight's pollster-ratings dataset (CC-BY-4.0); 2024 scored by PollingSource. This record never changes what enters the PollingSource average.

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