Ohio 31st 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
Franklin D. Roosevelt1936
63.5%
19,150 votes · D+29.2 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 62.5%
Republican
Herbert Hoover1928
75.3%
20,641 votes · R+51.3 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 70.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
33,687votes
49.7% of the vote · D+0.9 · modeled estimate
Runner-up · Barack Obama, 2008 · 33,670 votes
Republican
Donald Trump2024
33,562votes
50.0% of the vote · R+1.0 · modeled estimate
Runner-up · Donald Trump, 2020 · 33,046 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
George McGovern1972
+10.1pts D vs U.S.
Place R+13.1 · U.S. R+23.2 · modeled estimate
Runner-up · Woodrow Wilson, 1916 · +9.5 pts
Republican
Herbert Hoover1928
+33.8pts R vs U.S.
Place R+51.3 · U.S. R+17.5 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · +32.0 pts
current representation
Current officeholders
RBill RoemerState House · 31
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 2 House
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.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
D
54.6%33,756
45.4%28,026
61,782
2020
D
53.1%32,808
46.9%28,984
61,792
Ohio 31st State House District sits in the Industrial Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 29.2 points in 1936 and a Republican high of 51.7 points in 1904. Between 2020 and 2024 the district moved 1.9 points toward the Republican candidate; the 2024 margin was 1.0 points.
A population of 124,335, a 84% non-Hispanic-white share, and a median household income of $77,995 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 34 and State House District 23.
Akashic
Political twins — state-house districts
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 → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Ohio 31st State House District. Akashic. https://akashic.app/sld-lower/39031/. Accessed May 20, 2026. License: CC BY 4.0.
How did Ohio 31st State House District vote in 2024?
In 2024, Ohio 31st State House District voted Republican by 1.0 points (R+1.0), carried by the Republican candidate. Out of 67,111 votes cast, 32,903 went Democratic and 33,562 went Republican.
When did Ohio 31st State House District last vote Democratic?
The most recent presidential election in which Ohio 31st State House District voted Democratic was 2020.
How many people live in Ohio 31st State House District?
Ohio 31st State House District has a population of 124,335 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Ohio 31st State House District?
Median household income in Ohio 31st State House District is $77,995 — below the national median of $80,734. The Ohio state median is $71,389.
What is the political history of Ohio 31st State House District?
Akashic tracks 38 presidential elections in Ohio 31st State House District from 1876 to 2024. Of those, 13 went Democratic and 24 went Republican.