Ohio House of Representatives seat · lines in effect since 2024
Ohio House District 99
A district of about 130,000 people, 26% of adults with a bachelor's degree. It votes R+25.8 relative to the nation for president.
Where it sits among all 99 seats
Every Ohio House of Representatives seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2016 | 2018 | 2024 | 2026 | |
|---|---|---|---|---|
| U.S. Senate | R+42.6 | R+14.4 | R+16.5 | No race |
| Governor | No race | R+26.9 | No race | No race |
| Ohio House of Representatives | No race | No race | R+29.1 | R+17.0 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: Ohio Secretary of StateUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 99 seats. Small marks are other seats in Ohio. The black marker is District 99.
Lower than 55% of seats.
Higher than 66% of seats.
Higher than 57% of seats.
Lower than 71% of seats.
Lower than 87% of seats.
Less dense than 84% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 8928% college gradsR+18.3Held RDistrict 54
23% college gradsR+29.0Held RDistrict 65
21% college gradsR+27.5Held RDistrict 67
27% college gradsR+36.5Held R
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Who has held it
These lines took effect in 2024.
- Sarah Fowler Arthur (R)
2025– · Won 2024 by 29.1, 2026 by 17.0
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)