| Election Name: | 2012 Washington Attorney General election |
| Country: | Washington |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2008 Washington elections#Attorney general |
| Previous Year: | 2008 |
| Next Election: | 2016 Washington elections#Attorney general |
| Next Year: | 2016 |
| Image1: | File:Bob Ferguson 03 crop.jpg |
| Nominee1: | Bob Ferguson |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 1,564,443 |
| Percentage1: | 53.5% |
| Nominee2: | Reagan Dunn |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 1,361,010 |
| Percentage2: | 46.5% |
| Map Size: | 275px |
| Attorney General | |
| Before Election: | Rob McKenna |
| Before Party: | Republican Party (United States) |
| After Election: | Bob Ferguson |
| After Party: | Democratic Party (United States) |
The 2012 Washington Attorney General election was held on November 6, 2012, concurrently with the other statewide elections and the gubernatorial election. Incumbent Republican State Attorney General Rob McKenna retired to run for governor. Democratic King County Councilmember Bob Ferguson won the general election over Republican King County Councilmember Reagan Dunn.
Graphical summary
| Poll source | Date(s) administered | Sample size | Margin | Reagan Dunn (R) | Bob Ferguson (D) | Undecided | ||
|---|---|---|---|---|---|---|---|---|
| Washington Poll[4] | October 18–31, 2012 | 632 (LV) | ± 3.9% | 34% | 45% | 21% | ||
| Elway Research[5] | October 18–21, 2012 | 451 (RV) | ± 4.5% | 36% | 38% | 25% | ||
| Elway Research[6] | September 9–12, 2012 | 405 (RV) | ± 5.0% | 27% | 40% | 33% | ||
| SurveyUSA[7] | September 7–9, 2012 | 524 (RV) | ± 4.4% | 33% | 42% | 24% | ||
| Elway Research[8] | June 13–16, 2012 | 408 (RV) | ± 5.0% | 28% | 26% | 46% | ||
| Public Policy Polling (D)[9] | February 22, 2012 | 1,264 (RV) | ± 2.8% | 34% | 32% | 34% | ||
| SurveyUSA[10] | September 26, 2011 | 529 (RV) | ± 4.3% | 34% | 39% | 26% |
Ferguson won 6 of 10 congressional districts.[11]
| District | Dunn | Ferguson | Representative | |||
|---|---|---|---|---|---|---|
| 49% | 51% | Suzan DelBene | ||||
| 43% | 57% | Rick Larsen | ||||
| 53% | 47% | Jaime Herrera Beutler | ||||
| 65% | 35% | Doc Hastings | ||||
| 58% | 42% | Cathy McMorris Rodgers | ||||
| 45% | 55% | Norm Dicks | ||||
| Derek Kilmer | ||||||
| 23% | 77% | Jim McDermott | ||||
| 54% | 46% | Dave Reichert | ||||
| 36% | 64% | Adam Smith | ||||
| 46% | 54% | Denny Heck |