This is one of our least certain forecasts — state-legislative races have almost no district polling and many of these maps were redrawn. Read the range, not the midpoint. How this is modeled →
Republicans are favored to hold control of the Ohio Senate.
33 seats, one per district. Hover a district for its seat; the table below opens with the closest races and carries the exact values.
Census Bureau 2025 1:500,000 cartographic boundaries — simplified geometry for thematic mapping, not legal district lines.
| Democrat | Republican | ||||
|---|---|---|---|---|---|
| 27 | Modeled D-vs-R | Steve Demetriou — 72 in 100 | Mike Roberto | Steve Demetriou | |
| 3 | Modeled D-vs-R | Michele Reynolds — 86 in 100 | Stacie Baker · Natasha Wheatley-Caffrey | Michele Reynolds | |
| 13 | Modeled D-vs-R | Gayle Manning — 87 in 100 | Joe Miller | Gayle Manning | |
| 7 | Modeled D-vs-R | Republican — 96 in 100 | Cara Jacob | Zac Haines · Kim Lukens | |
| 29 | Modeled D-vs-R | Jane Timken — 98 in 100 | Thomas West | Jane Timken · Zach Moore (O) | |
| 19 | Modeled D-vs-R | Republican — 98 in 100 | Janet Wagner | Beth Lear · Ryan Rivers | |
| 11 | Modeled D-vs-R | Paula Hicks-Hudson — 98 in 100 | Paula Hicks-Hudson | James Nowak · Kenneth Sharp (O) | |
| 33 | Modeled D-vs-R | Al Cutrona — 99 in 100 | Michael Kripchak | Al Cutrona | |
| 25 | Modeled D-vs-R | Democratic — >99 in 100 | Jesse Baker · Bill DeMora | Don Roberts | |
| 5 | Modeled D-vs-R | Phil Plummer — >99 in 100 | Jeffrey Harris | Phil Plummer |