2016Final results
2016 election for Arizona's 2nd District
U.S. House · Arizona
Martha McSally (R) won with 56.8% of the vote, defeating Matt Heinz (D) by 13.9 points.
Martha McSallyRepublican · winner
56.8%179,793
Matt HeinzDemocrat
43.0%135,870
316,291 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
The seat over time
D − R margin in this seat's races around 2016
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Matt HeinzMartha McSally
$1.6M
Raised by the campaign
$7.9M
$1.6M
Spent by the campaign
$8M
$4
Cash on hand
$342.2K
Campaign money: FEC, through Dec 31, 2016.
Source: FEC campaign filingsUpdated Dec 31, 2016