2010 general · November 2, 2010
2010 Washington election results
Every race on Washington's ballot in the 2010 general election: winners, margins and seats that changed party.
Races133
Changed party11
Unopposed19%25 races
Incumbents defeated8
U.S. Senate
D 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| Washington | Patty Murray (D) | 4.7 |
U.S. House
D 5 · R 4 · 1 changed party
| Race | Winner | Won by | Notes |
|---|---|---|---|
| WA-1 | Jay Inslee (D) | 15.3 | |
| WA-2 | Rick Larsen (D) | 2.1 | |
| WA-3 | Jaime Herrera (R) | 5.9 | Flipped |
| WA-4 | Doc Hastings (R) | 35.3 | |
| WA-5 | Cathy McMorris (R) | 27.3 | |
| WA-6 | Norman D. Dicks (D) | 16.1 | |
| WA-7 | Jim McDermott (D) | 65.9 | |
| WA-8 | David G. Reichert (R) | 4.1 | |
| WA-9 | Adam Smith (D) | 9.7 |
Washington State Senate
D 15 · R 10 · 4 changed party
| Race | Winner | Won by | Notes |
|---|---|---|---|
| LD-6 | Michael Baumgartner (R) | 7.4 | FlippedIncumbent lost |
| LD-7 | Bob Morton (R) | 49.6 | |
| LD-8 | Jerome Delvin (R) | 27.8 | |
| LD-13 | Janea Holmquist (R) | Unopposed | |
| LD-15 | Jim Honeyford (R) | Unopposed | |
| LD-21 | Paull H. Shin (D) | 26.5 | |
| LD-26 | Derek Kilmer (D) | 17.6 | |
| LD-29 | Steve Conway (D) | 26.8 | |
| LD-30 | Tracey J. Eide (D) | 4.3 | |
| LD-31 | Pam Roach (R) | 33.4 | |
| LD-32 | Maralyn Chase (D) | 21.1 | |
| LD-33 | Karen Keiser (D) | 19.6 | |
| LD-34 | Sharon K. Nelson (D) | Unopposed | |
| LD-35 | Tim Sheldon (D) | 23.6 | |
| LD-36 | Jeanne Kohlwelles (D) | 67.9 | |
| LD-37 | Adam Kline (D) | 75.9 | |
| LD-38 | Nick Harper (D) | 19.5 | |
| LD-41 | Steve Litzow (R) | 0.3 | Flipped |
| LD-42 | Doug Ericksen (R) | 19.8 | |
| LD-43 | Ed Murray (D) | Unopposed | |
| LD-44 | Steve Hobbs (D) | 1.6 | |
| LD-45 | Andy Hill (R) | 1.9 | FlippedIncumbent lost |
| LD-46 | Scott White (D) | Unopposed | |
| LD-47 | Joe Fain (R) | 10.0 | FlippedIncumbent lost |
| LD-48 | Rodney Tom (D) | 5.3 |
Washington House of Representatives
D 56 · R 42 · 6 changed party
Washington
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Harvard Dataverse / Carl Klarner; MIT Election Data and Science Lab