2008Final results
2008 election for Arizona's 4th District
U.S. House · Arizona
Ed Pastor (D) won with 72.1% of the vote, defeating Don Karg (R) by 50.9 points.
Ed PastorDemocrat · winner
72.1%89,721
Don KargRepublican
21.2%26,435
Rebecca DewittGreen
3.6%4,464
Joe CobbLibertarian
3.1%3,807
124,427 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 2008
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.
Ed PastorNo Republican
$1.2M
Raised by the campaign
—
$815.9K
Spent by the campaign
—
$1.5M
Cash on hand
—
Campaign money: FEC, through Dec 31, 2008.
Source: FEC campaign filingsUpdated Dec 31, 2008
The candidates
Ed Pastor (D)Don Karg (R)
Also on the ballot: Rebecca Dewitt (Green), 3.6%; Joe Cobb (Libertarian), 3.1%