2010Final results
2010 election for Arizona Legislative District 12
Arizona State Senate · Arizona
John Nelson (R) won with 56.9% of the vote, defeating Tyler Kissell (D) by 19.0 points.
John NelsonRepublican · winner · incumbent
56.9%41,379
Tyler KissellDemocrat
37.9%27,559
Michael WhiteLibertarian
5.2%3,769
72,707 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET