| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| AZ-01 | Rick RenziREP | REP | 174,687 | 49.2% | R+3.6 |
| AZ-02 | Trent FranksREP | REP | 167,502 | 59.9% | R+23.4 |
| AZ-03 | REP | 155,751 | 67.3% | R+37.0 | |
| AZ-04 | Ed PastorDEM | DEM | 66,065 | 67.4% | D+39.6 |
| AZ-05 | J D HayworthREP | REP | 169,812 | 61.2% | R+24.9 |
| AZ-06 | Jeff FlakeREP | REP | 156,337 | 65.9% | R+34.4 |
| AZ-07 | DEM | 103,818 | 59.0% | D+21.9 | |
| AZ-08 | Jim KolbeREP | REP | 200,428 | 63.3% | R+29.7 |