2012 general · November 6, 2012
2012 Washington State Senate election results, district by district
Every Washington State Senate district in the 2012 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Democrats controlled the chamber · 49 seats
After the electionD 26 · R 23
Races26
Changed party0
Unopposed23%6 races
Incumbents defeated2
Every district
D 12 · R 14
| Race | Winner | Won by | Notes |
|---|---|---|---|
| LD-1 | Rosemary McAuliffe (D) | 11.0 | |
| LD-2 | Randi Becker (R) | 13.6 | |
| LD-3 | Andy Billig (D) | 15.7 | |
| LD-4 | Mike Padden (R) | Unopposed | |
| LD-5 | Mark Mullet (D) | 8.9 | |
| LD-9 | Mark Schoesler (R) | Unopposed | |
| LD-10 | Barbara Bailey (R) | 5.6 | Incumbent lost |
| LD-11 | Bob Hasegawa (D) | 38.7 | |
| LD-12 | Linda Evans Parlette (R) | Unopposed | |
| LD-14 | Curtis King (R) | Unopposed | |
| LD-16 | Mike Hewitt (R) | 39.5 | |
| LD-17 | Don Benton (R) | 0.1 | |
| LD-18 | Ann Rivers (R) | 35.7 | |
| LD-19 | Brian Hatfield (D) | 24.3 | |
| LD-20 | John Braun (R) | 10.9 | Incumbent lost |
| LD-22 | Karen Fraser (D) | Unopposed | |
| LD-23 | Christine Rolfes (D) | 30.2 | |
| LD-24 | Jim Hargrove (D) | 30.9 | |
| LD-25 | Bruce Dammeier (R) | 23.5 | |
| LD-27 | Jeannie Darneille (D) | 14.6 | |
| LD-28 | Mike Carrell (R) | 16.8 | |
| LD-39 | Kirk Pearson (R) | 15.2 | |
| LD-40 | Kevin Ranker (D) | 25.9 | |
| LD-41 | Steve Litzow (R) | 8.1 | |
| LD-46 | David Frockt (D) | Unopposed | |
| LD-49 | Annette Cleveland (D) | 16.8 |
Washington State Senate
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