The 2014 California State Senate election was held on Tuesday, November 4, 2014, with the primary election on June 3, 2014. Voters in the 20 even-numbered districts of the California State Senate elected their representatives. The elections coincided with the elections for other offices, including the State Assembly election and the gubernatorial election.
The California Republican Party won the newly drawn 28th district and the open 34th district, gaining two seats from the California Democratic Party and ending the Democrats' supermajority in the chamber.