Opinion polling for the United States gubernatorial elections, 2008 Washington Washington

| Source_ | Dates_administered | Democrat_Christine_Gregoire | Republican_Dino_Rossi | Lead_Margin |
|---|---|---|---|---|
| Survey USA | November 2, 2008 | 52% | 46% | 6 |
| Survey USA | October 27, 2008 | 50% | 48% | 2 |
| Rasmussen Reports | October 22, 2008 | 50% | 48% | 2 |
| Survey USA | October 13, 2008 | 48% | 47% | 1 |
| Rasmussen Reports | October 2, 2008 | 48% | 48% | 0 |
| Survey USA | September 21–22, 2008 | 50% | 48% | 2 |
| Strategic Vision | September 14–16, 2008 | 46% | 48% | 2 |
| Rasmussen Reports | September 10, 2008 | 46% | 52% | 6 |
| Elway Poll | September 6–8, 2008 | 48% | 44% | 4 |
| Survey USA | September 5–7, 2008 | 47% | 48% | 1 |
| Survey USA | August 11–12, 2008 | 50% | 48% | 2 |
| Rasmussen Reports | August 6, 2008 | 50% | 46% | 4 |