2008Final results
2008 election for Pennsylvania's 18th District
U.S. House · Pennsylvania
Tim Murphy (R) won with 64.1% of the vote, defeating Steve O'Donnell (D) by 28.1 points.
Tim MurphyRepublican · winner
64.1%213,349
Steve O'DonnellDemocrat
35.9%119,661
333,010 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.
Steve O'DonnellTim Murphy
$552.5K
Raised by the campaign
$1.8M
$556.3K
Spent by the campaign
$2.1M
$15
Cash on hand
$35.6K
Campaign money: FEC, through Dec 31, 2008.
Source: FEC campaign filingsUpdated Dec 31, 2008