2016Final results
2016 election for Arizona Legislative District 12
Arizona State Senate · Arizona
Warren Petersen (R) won with 65.1% of the vote, defeating Elizabeth Brown (D) by 30.2 points.
Warren PetersenRepublican · winner
65.1%69,356
Elizabeth BrownDemocrat
34.9%37,178
106,534 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2016
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET