2018Final results
2018 election for Pennsylvania's 9th District
U.S. House · Pennsylvania
Dan Meuser (R) won with 59.7% of the vote, defeating Dennis Wolff (D) by 19.5 points.
Dan MeuserRepublican · winner
59.7%148,723
Dennis WolffDemocrat
40.3%100,204
248,927 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Dennis WolffDan Meuser
$1.6M
Raised by the campaign
$2.2M
$1.6M
Spent by the campaign
$2.2M
$34K
Cash on hand
$12.7K
Campaign money: FEC, through Dec 31, 2018.
Source: FEC campaign filingsUpdated Dec 31, 2018