2018Final results
2018 election for Pennsylvania Senate District 48
Pennsylvania State Senate · Pennsylvania
Michael J. Folmer (R) won with 62.9% of the vote, defeating Lois K. Herr (D) by 25.9 points.
Michael J. FolmerRepublican · winner · incumbent
62.9%60,357
Lois K. HerrDemocrat
37.1%35,545
95,902 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