2008 Arizona Senate election
The 2008 Arizona Senate election was held on November 4, 2008. Voters elected members of the Arizona Senate in all 30 of the state's legislative districts to serve a two-year term. Primary elections were held on September 2, 2008.
Prior to the elections, the Republicans held a majority of 17 seats over the Democrats' 13 seats.
Following the election, Republicans maintained control of the chamber with 18 Republicans to 12 Democrats, a net gain of one seat for Republicans.
The newly elected senators served in the 49th Arizona State Legislature.
Retiring Incumbents
Democrats
- District 25: Marsha Arzberger
- District 26: Charlene Pesquiera
- District 29: Victor Soltero
Republicans
- District 5: Jake Flake
- District 12: Robert Blendu
- District 18: Karen S. Johnson
- District 30: Tim Bee
Incumbent Defeated in Primary Election
Republican
- District 1: Tom O'Halleran