2012 general · November 6, 2012
2012 California State Senate election results, district by district
Every California 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 · 40 seats
After the electionD 29 · R 11
Races20
Changed party0
Unopposed0%0 races
Incumbents defeated0
Every district
D 15 · R 5
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-1 | Ted Gaines (R) | 27.4 | |
| SD-3 | Lois Wolk (D) | 32.5 | |
| SD-5 | Cathleen Galgiani (D) | 1.0 | |
| SD-7 | Mark DeSaulnier (D) | 22.9 | |
| SD-9 | Loni Hancock (D) | 71.5 | |
| SD-11 | Mark Leno (D) | 69.3 | |
| SD-13 | Jerry Hill (D) | 32.2 | |
| SD-15 | Jim Beall Jr. (D) | 13.5 | |
| SD-17 | Bill Monning (D) | 26.6 | |
| SD-19 | Hannahbeth Jackson (D) | 11.4 | |
| SD-21 | Stephen Knight (R) | 15.3 | |
| SD-23 | Bill Emmerson (R) | 12.6 | |
| SD-25 | Carol Liu (D) | 21.5 | |
| SD-27 | Fran Pavley (D) | 7.1 | |
| SD-29 | Robert Huff (R) | 10.2 | |
| SD-31 | Richard Roth (D) | 10.6 | |
| SD-33 | Ricardo Lara (D) | 60.8 | |
| SD-35 | Roderick Wright (D) | 53.0 | |
| SD-37 | Mimi Walters (R) | 14.0 | |
| SD-39 | Marty Block (D) | 16.8 |
California 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