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

Predictions SourceRankingAs of Stateline | October 15, 2008

Summary of Results by Arizona State Legislative District District Incumbent Party Elected Senator Outcome 1st Tom O'Halleran Rep Steve Pierce Rep Hold 2nd Albert Hale Dem Albert Hale Dem Hold 3rd Ron Gould Rep Ron Gould Rep Hold 4th Jack Harper Rep Jack Harper Rep Hold 5th Jake Flake Rep Sylvia Tenney Allen Rep Hold 6th Pamela Gorman Rep Pamela Gorman Rep Hold 7th Jim Waring Rep Jim Waring Rep Hold 8th Carolyn S. Allen Rep Carolyn S. Allen Rep Hold 9th Robert "Bob" Burns Rep Robert "Bob" Burns Rep Hold 10th Linda Gray Rep Linda Gray Rep Hold 11th Barbara Leff Rep Barbara Leff Rep Hold 12th Robert Blendu Rep John Nelson Rep Hold 13th Richard Miranda Dem Richard Miranda Dem Hold 14th Debbie McCune-Davis Dem Debbie McCune-Davis Dem Hold 15th Ken Cheuvront Dem Ken Cheuvront Dem Hold 16th Leah Landrum Dem Leah Landrum Dem Hold 17th Meg Burton-Cahill Dem Meg Burton-Cahill Dem Hold 18th Karen S. Johnson Rep Russell Pearce Rep Hold 19th Chuck Gray Rep Chuck Gray Rep Hold 20th John Huppenthal Rep John Huppenthal Rep Hold 21st Jay Tibshraeny Rep Jay Tibshraeny Rep Hold 22nd Thayer Verschoor Rep Thayer Verschoor Rep Hold 23rd Rebecca Rios Dem Rebecca Rios Dem Hold 24th Amanda Aguirre Dem Amanda Aguirre Dem Hold 25th Marsha Arzberger Dem Manuel V. "Manny" Alvarez Dem Hold 26th Charlene Pesquiera Dem Al MelvinRep Gain 27th Jorge Luis Garcia Dem Jorge Luis Garcia Dem Hold 28th Paula Aboud Dem Paula Aboud Dem Hold 29th Victor Soltero Dem Linda Lopez Dem Hold 30th Tim Bee Rep Jonathan Paton Rep Hold

Detailed Results District 1 • District 2 • District 3 • District 4 • District 5 • District 6 • District 7 • District 8 • District 9 • District 10 • District 11 • District 12 • District 13 • District 14 • District 15 • District 16 • District 17 • District 18 • District 19 • District 20 • District 21 • District 22 • District 23 • District 24 • District 25 • District 26 • District 27 • District 28 • District 29 • District 30__NOTOC__

District 1

District 2

District 3

District 4

District 5

District 6

District 7

District 8

District 9

District 10

District 11

District 12

District 13

District 14

District 15

District 16

District 17

District 18

District 19

District 20

District 21

District 22

District 23

District 24

District 25

District 26

District 27

District 28

District 29

District 30

References