Democrats aren't contesting any Republican-held seats this year, so control can't change in 2026.
| Seat | Current member | 2026 race |
|---|---|---|
| District 1 | Douglas Bentley D | Seat not up for election |
| District 2 | Beau Harbin D | Seat not up for election |
| District 3 | Cathy Bischoff D | Seat not up for election |
| District 4 | Ronald VanDee D | Seat not up for election |
| District 5 | Jason Prentice R | Seat not up for election |
| District 6 | Dominick Mantella D | Seat not up for election |
| District 7 | Keith VanGorder R | Seat not up for election |
| District 8 | Kevin Fitch R | Seat not up for election |
| District 9 | Linda Jones R | Seat not up for election |
| District 10 | Reed Cleland D | Seat not up for election |
| District 11 | Christopher Newell R | Seat not up for election |
| District 12 | Joseph Nauseef R | Seat not up for election |
| District 13 | Eugene Waldbauer R | Seat not up for election |
| District 14 | Sandra Price D | Seat not up for election |
| District 15 | William McGovern R | Seat not up for election |
| District 16 | Paul Heider R | Seat not up for election |
| District 17 | Mitchel Eccleston R | Seat not up for election |