2012Final results
2012 election for Arizona's 9th District
U.S. House · Arizona
Kyrsten Sinema (D) won with 48.7% of the vote, defeating Vernon B. Parker (R) by 4.1 points.
Kyrsten SinemaDemocrat · winner
48.7%121,881
Vernon B. ParkerRepublican
44.6%111,630
Powell GammillLibertarian
6.6%16,620
250,131 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 2012
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Kyrsten SinemaVernon B. Parker
$2.2M
Raised by the campaign
$1.2M
$2.1M
Spent by the campaign
$1.2M
$48.9K
Cash on hand
$27.1K
Campaign money: FEC, through Dec 31, 2012.
Source: FEC campaign filingsUpdated Dec 31, 2012