2008Final results
2008 election for Arizona Legislative District 12
Arizona State Senate · Arizona
John Nelson (R) won with 52.5% of the vote, defeating Angela Cotera (D) by 5.0 points.
John NelsonRepublican · winner
52.5%52,552
Angela CoteraDemocrat
47.5%47,562
100,114 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 2008
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET