Ohio 40th State House District
| Donald Trump ✓Republican | 75.3% | 46,387 |
|---|---|---|
| Kamala HarrisDemocratic | 24.0% | 14,772 |
| Chase OliverLibertarian | 0.7% | 461 |
County-level results (3 counties) — table
| County | Winner | Margin |
|---|---|---|
| Butler County, OH | Republican | R+26.3 |
| Montgomery County, OH | Democratic | D+0.5 |
| Preble County, OH | Republican | R+58.8 |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| R | 24.0%Harris14,772 | 75.3%Trump46,387 | 0.7%Oliver461 | 61,620 | ||
| R | 24.2%Biden14,897 | 74.5%Trump45,935 | 1.3%Jorgensen825 | 61,657 | ||
| R | 22.8%Clinton13,168 | 73.3%Trump42,437 | 3.9%Stein2,266 | 57,871 | ||
| R | 32.0%Obama17,904 | 68.0%Romney38,067 | 0.0% | 55,971 | ||
| R | 33.1%Obama19,486 | 64.8%McCain38,171 | 2.1%Nader1,210 | 58,867 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −31.7% |
| 2012 | −36.0% |
| 2016 | −50.6% |
| 2020 | −50.3% |
| 2024 | −51.3% |
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of R+41, this district ranks among the most reliably Republican constituencies in the state, reflecting a rural or exurban base where statewide and national contests rarely generate competitive outcomes.
Across the recorded series it reached a Republican high of 51.3 points in 2024. Between 2020 and 2024 the district moved 1.0 points toward the Republican candidate; the 2024 margin was 51.3 points.
A population of 114,443, a 93% non-Hispanic-white share, and a median household income of $78,240 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 63 and State House District 85.
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Ohio 40th State House District. Akashic. https://akashic.app/sld-lower/39040/. Accessed May 20, 2026. License: CC BY 4.0.