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Toss-up · 2010 Senate
Washington Senate
In the 2010 Washington Senate race, Patty Murray (D) won by about 5 points.
Actual result
D+4.7
Final polls said
D+1.5
10 late polls · ✓
VotePredictor Elections predicted
—
Winner
Dem
"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. VotePredictor Elections' prediction is walk-forward (trained only on earlier races).
Final rankings
How everyone who called this race did, ranked — VotePredictor Elections shown inline (★).
Pollsters — each pollster's final poll vs the result
| # | Pollster | Final call | Miss | Called |
|---|---|---|---|---|
| 1 | University of Washington Center for Survey Research | D+6.0 | 1.3 | ✓ |
| 2 | YouGov | D+2.7 | 2.0 | ✓ |
| 3 | Scott Rasmussen (Rasmussen Reports) | D+2.0 | 2.7 | ✓ |
| 4 | Big Village | D+8.0 | 3.3 | ✓ |
| 5 | Marist College | D+1.0 | 3.7 | ✓ |
| 6 | ccAdvertising | D+0.2 | 4.5 | ✓ |
| 7 | SurveyUSA | EVEN | 4.7 | ✗ |
| 8 | Public Policy Polling | R+2.0 | 6.7 | ✗ |
| 9 | Elway Research | D+15.0 | 10.3 | ✓ |
| 10 | Fabrizio, Lee & Associates/McLaughlin & Associates | R+6.0 | 10.7 | ✗ |
The polls behind it
24 polls · newest firstPollsterDateSampleMiss
Scott Rasmussen (Rasmussen Reports)2010-10-303
Public Policy Polling2010-10-307
YouGov2010-10-272
Marist College2010-10-274
Scott Rasmussen (Rasmussen Reports)2010-10-276
Frequently asked questions
Who won the 2010 Washington Senate race?
Patty Murray (D) won, by about 4.7 points (D+4.7).
When was the 2010 Washington Senate election held?
It was held in November 2010.
Which party matches you?
These candidates split on taxes, health care, guns, and abortion. See where you land — and which members of Congress actually vote like you.