Republican-held seats worth 15 weighted votes are contested this year. Democrats would need to flip 6 weighted votes to gain control.
| Seat | Current member | Weighted vote | 2026 race |
|---|---|---|---|
| District 1 | Edwin Frazier Jr. R | 7 | Unopposed Edwin Frazier Jr. R |
| District 2 | James Powers R | 6 | Contested Jason M. Cianciotto DO vs. James P. Powers RC |
| District 3 | Richard Brockway R | 9 | Unopposed Richard Brockway RC |
| District 4 | Eamonn Hinchey D | 9 | Contested Eamonn V. Hinchey DO vs. Michelle Catan RC |
| District 5 | Margaret Kennedy R | 10 | Unopposed Margaret M. Kennedy RC |
| District 6 | Jennifer Mickle R | 9 | Contested Joanne Tobey D vs. Thomas Snyder RC |
| District 7 | Leslie Berliant D | 7 | Contested Leslie Berliant DWF vs. James McCartney RC |
| District 8 | Andrew Marietta D | 6 | Contested Andrew Marietta DO vs. William Day R |
| District 9 | Keith McCarty R | 6 | Unopposed Keith O. McCarty RC |
| District 10 | Daniel Wilber R | 8 | Unopposed Lorraine Garland-Chapman RC |
| District 11 | Nora Mendez D | 7 | Unopposed Clark Oliver D |
| District 12 | Adrienne Martini D | 6 | Unopposed Adrienne Martini D |
| District 13 | Michele Clapperton D | 5 | Contested Michele Clapperton D vs. Arthur Rorick RO |
| District 14 | Jill Basile D | 5 | Unopposed Jill Basile D |