2020 general · November 3, 2020
2020 Arizona State Senate election results, district by district
Every Arizona State Senate district in the 2020 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Republicans controlled the chamber · 30 seats
After the electionD 14 · R 16
Races30
Changed party1
Unopposed33%10 races
Incumbents defeated1
Every district
D 14 · R 16
| Race | Winner | Won by | Notes |
|---|---|---|---|
| LD-1 | Karen Fann (R) | 45.0 | |
| LD-2 | Rosanna Gabaldón (D) | 22.0 | |
| LD-3 | Sally Gonzales (D) | Unopposed | |
| LD-4 | Lisa Otondo (D) | 12.3 | |
| LD-5 | Sonny Borrelli (R) | Unopposed | |
| LD-6 | Wendy Rogers (R) | 9.4 | |
| LD-7 | Mae Peshlakai (D) | Unopposed | |
| LD-8 | T.J. Shope (R) | 16.9 | |
| LD-9 | Victoria Steele (D) | Unopposed | |
| LD-10 | Kirsten Engel (D) | 17.4 | |
| LD-11 | Vince Leach (R) | 8.8 | |
| LD-12 | Warren Petersen (R) | 23.3 | |
| LD-13 | Sine Kerr (R) | Unopposed | |
| LD-14 | David Gowan (R) | 26.8 | |
| LD-15 | Nancy Barto (R) | Unopposed | |
| LD-16 | Kelly Townsend (R) | Unopposed | |
| LD-17 | J.D. Mesnard (R) | 5.0 | |
| LD-18 | Sean Bowie (D) | 16.2 | |
| LD-19 | Lupe Contreras (D) | Unopposed | |
| LD-20 | Paul Boyer (R) | 4.6 | |
| LD-21 | Rick Gray (R) | Unopposed | |
| LD-22 | David Livingston (R) | 27.3 | |
| LD-23 | Michelle Ugenti (R) | 18.2 | |
| LD-24 | Lela Alston (D) | 41.8 | |
| LD-25 | Tyler Pace (R) | 22.4 | |
| LD-26 | Juan Mendez (D) | 34.3 | |
| LD-27 | Rebecca Rios (D) | 53.9 | |
| LD-28 | Christine Marsh (D) | 0.4 | FlippedIncumbent lost |
| LD-29 | Martin J. Quezada (D) | 40.9 | |
| LD-30 | Otoniel Navarrete (D) | Unopposed |
Arizona 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; MIT Election Data and Science Lab