2020Final results
2020 election for Arizona Legislative District 11
Arizona State Senate · Arizona
Vince Leach (R) won with 54.4% of the vote, defeating Joanna Mendoza (D) by 8.8 points.
Vince LeachRepublican · winner · incumbent
54.4%72,563
Joanna MendozaDemocrat
45.6%60,818
133,381 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET