VotePredictor
past elections

Washington Senate

Maria Cantwell (D) vs Slade Gorton (R)

Actual result
D+0.1
Final polls said
R+1.9
10 late polls · ✗
Model predicted
Winner
Dem

"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
1Harris Insights & AnalyticsR+2.02.1
2SurveyUSAR+2.02.1
3Elway ResearchR+3.03.1
4Scott Rasmussen (Rasmussen Reports)R+4.04.1
5EMC ResearchR+4.04.1
6Zogby AnalyticsD+5.04.9
7Mellman GroupD+5.04.9

Polls (14)

PollsterDatenPollMiss
Scott Rasmussen (Rasmussen Reports)2000-11-05909R+4.04
Zogby Analytics2000-11-05504D+5.05
Harris Insights & Analytics2000-11-036542R+2.02
Zogby Analytics2000-11-02500R+2.02
SurveyUSA2000-10-31500R+2.02
Zogby Analytics2000-10-30500R+1.01
Zogby Analytics2000-10-27500R+2.02
EMC Research2000-10-21500R+4.04
Elway Research2000-10-19400R+3.03
SurveyUSA2000-10-15500R+4.04
SurveyUSA2000-10-01500EVEN0
SurveyUSA2000-09-20500EVEN0
Mellman Group2000-09-17800D+5.05
Elway Research2000-09-15400R+1.01