- Lead
- 1,692
- Total
- 56,684
- vs nation
- D+4.5
Ohio 15th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,615
- Total
- 59,850
- vs nation
- D+1.6
- Lead
- 3,629
- Total
- 58,151
- vs nation
- D+4.2
- Lead
- 6,251
- Total
- 59,368
- vs nation
- D+6.7
- Lead
- 5,798
- Total
- 61,680
- vs nation
- D+2.1
- Lead
- 2,110
- Total
- 63,240
- vs nation
- D+5.8
- Lead
- 273
- Total
- 55,135
- vs nation
- R+1.0
- Lead
- 2,333
- Total
- 53,949
- vs nation
- R+4.2
Key facts
- 2024 presidential margin
- D+3.0MIT Election Lab
- Population
- 125,1442024 5-year
- Population density
- 2,416 / sq mi2024 5-year · TIGER/Line
- Land area
- 51.8 sq miTIGER/Line
- Median household income
- $70,6622024 5-year
- White (non-Hispanic)
- 74.6%2024 5-year
- Black
- 6.6%2024 5-year
- Hispanic / Latino
- 10.7%2024 5-year
- Peak Democratic margin
- D+14.0 in 1964MIT Election Lab
- Peak Republican margin
- R+56.6 in 1920MIT Election Lab
- Most similar
- State House District 14, OH · twin score 98.0
presidential history
Party record book
Ohio 15th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
57.0%
35,623 votes · D+14.0 · modeled estimate
Runner-up · Barack Obama, 2012 · 54.5%
Republican
Warren G. Harding1920
75.5%
20,307 votes · R+56.6 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 72.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
35,623votes
57.0% of the vote · D+14.0 · modeled estimate
Runner-up · Barack Obama, 2008 · 33,143 votes
Republican
Dwight D. Eisenhower1956
48,225votes
68.7% of the vote · R+37.3 · modeled estimate
Runner-up · Richard Nixon, 1972 · 44,942 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Barack Obama2012
+6.7pts D vs U.S.
Place D+10.5 · U.S. D+3.9 · modeled estimate
Runner-up · John Kerry, 2004 · +5.8 pts
Republican
Herbert Hoover1932
+41.9pts R vs U.S.
Place R+24.1 · U.S. D+17.8 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · +36.7 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 66.9%33,786 | 33.1%16,748 | 50,534 |
| 2020 | D | 64.7%37,549 | 35.3%20,500 | 58,049 |
Ohio 15th State House District sits in the Industrial Midwest. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 14.0 points in 1964 and a Republican high of 56.6 points in 1920. Between 2020 and 2024 the district moved 3.1 points toward the Republican candidate; the 2024 margin was 3.0 points.
A population of 125,144, a 75% non-Hispanic-white share, and a median household income of $70,662 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 14 and State House District 113.
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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Ohio 15th State House District. Akashic. https://akashic.app/sld-lower/39015/. Accessed May 20, 2026. License: CC BY 4.0.