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Elway Research

8 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 1.5 pts R+1.5 100%
2018 2 8.9 pts R+8.9 50%
2016 3 3.5 pts D+3.5 100%
2014 2 0.7 pts D+0.7 100%

Every scored poll

DateRacePoll MarginActualErrorCalled It
2022-09-14 WA Senate D+13.0 D+14.5 1.5 ✓
2018-10-06 WA-8 House R+10.0 D+4.8 14.8 ✗
2018-10-06 WA Senate D+14.0 D+16.9 2.9 ✓
2016-10-21 WA President D+17.0 D+15.7 1.3 ✓
2016-10-21 WA Senate D+24.0 D+18.0 6.0 ✓
2016-10-21 WA Governor D+12.0 D+8.8 3.2 ✓
2014-10-26 OR Governor D+7.0 D+5.8 1.2 ✓
2014-10-26 OR Senate D+19.0 D+18.9 0.1 ✓

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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