1990Final results
1990 election for Arizona's 3rd District
U.S. House · Arizona
Robert Stump (R) won with 56.6% of the vote, defeating Roger Hartstone (D) by 13.2 points.
Robert StumpRepublican · winner
56.6%134,279
Roger HartstoneDemocrat
43.4%103,018
237,297 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 1990
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.
Roger HartstoneRobert Stump
$9.7K
Raised by the campaign
$231.1K
$9.4K
Spent by the campaign
$225.1K
$381
Cash on hand
$113.7K
Campaign money: FEC, through Dec 31, 1990.
Source: FEC campaign filingsUpdated Dec 31, 1990