2018 general · November 6, 2018
2018 Pennsylvania State Senate election results, district by district
Every Pennsylvania State Senate district in the 2018 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Republicans controlled the chamber · 50 seats
After the electionD 21 · R 29
Races25
Changed party0
Unopposed20%5 races
Incumbents defeated3
Every district
D 12 · R 13
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-2 | Christine Tartaglione (D) | Unopposed | |
| SD-4 | Art Haywood (D) | 73.2 | |
| SD-6 | Robert Tommy Tomlinson (R) | 0.1 | |
| SD-8 | Tony Williams (D) | Unopposed | |
| SD-10 | Steve Santarsiero (D) | 5.1 | |
| SD-12 | Maria Collett (D) | 5.4 | Incumbent lost |
| SD-14 | John T. Yudichak (D) | Unopposed | |
| SD-16 | Pat Browne (R) | 2.8 | |
| SD-18 | Lisa Boscola (D) | Unopposed | |
| SD-20 | Lisa Baker (R) | 64.6 | |
| SD-22 | John Patrick Blake (D) | 22.7 | |
| SD-24 | Robert Bruce Mensch (R) | 4.8 | |
| SD-26 | Tim Kearney (D) | 8.6 | Incumbent lost |
| SD-28 | Kristin Phillips-Hill (R) | 25.4 | |
| SD-30 | Judy Ward (R) | 45.7 | |
| SD-32 | Pat Stefano (R) | 31.5 | |
| SD-34 | Jacob D. Corman III (R) | 11.5 | |
| SD-36 | Ryan P. Aument (R) | 32.9 | |
| SD-38 | Lindsey Williams (D) | 0.6 | |
| SD-40 | Mario M. Scavello (R) | 12.6 | |
| SD-42 | Wayne Fontana (D) | Unopposed | |
| SD-44 | Katie Muth (D) | 3.9 | Incumbent lost |
| SD-46 | Camera Bartolotta (R) | 17.6 | |
| SD-48 | Michael J. Folmer (R) | 25.9 | |
| SD-50 | Michele Brooks (R) | 31.3 |
Pennsylvania State Senate
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: MIT Election Data and Science Lab