akashic
1876–2024
Congressional District 8·Ohio

Ohio 8th Congressional District delivered R+24 in 2024.

One of Ohio's most lopsided presidential margins in 2024

2008 — 2024·5 elections
OH
LatestR+24in 2024
TypologyIndustrial Catholic Metrocluster typology
Population932,8662024 ACS

Ohio 8th Congressional District: Industrial Catholic Metro district. In 2024, voted R+24%. Republican peak: R+26 in 2016.

Key facts

2024 presidential margin
R+24MIT Election Lab
Political typology
Industrial Catholic MetroAkashic typology
Population
932,8662024 5-year
Median household income
$75,8522024 5-year
White (non-Hispanic)
72.5%2024 5-year
Black
14.5%2024 5-year
Hispanic / Latino
5.3%2024 5-year
Peak Republican margin
R+26 in 2016MIT Election Lab
DW-NOMINATE
Member ideology
R
DAVIDSON, WarrenCongress 119 · Republican
DW-NOMINATE first-dimension (economic) score0.65 sits at approximately the 83rd percentile.00.65−1 liberal+1 conservative
DAVIDSON scores 0.65 on the first NOMINATE dimension (−1 most liberal, +1 most conservative).

Predecessors: BOEHNER, John Andrew (2015–2017), BOEHNER, John Andrew (2013–2015), BOEHNER, John Andrew (2011–2013), BOEHNER, John Andrew (2009–2011)

Source · Voteview / Lewis, Poole, Rosenthal et al. (CC-BY).
2024 presidential election
Congressional District 8
TrumpR+24
—
2024 presidential margin by county for Congressional District 8, OHA map of the constituent counties of Congressional District 8, OH, each outlined and filled by its 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic).Miami County, OH · R+45Butler County, OH · R+26Darke County, OH · R+65Hamilton County, OH · D+15Preble County, OH · R+59
How it voted
Share of the 2024 vote
Donald Trump ✓Republican61.4%240,171
Kamala HarrisDemocratic37.7%147,500
OtherAll other candidates0.9%3,529
D+60
R+60
5 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
Districts are drawn from fractional county slices; this map shows the whole counties that overlap the district. District boundaries: TIGER 2024.
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 2008 to 2024. Most recent: −23.7% in 2024.−23.7%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008−20.4%
2012−22.5%
2016−25.9%
2020−22.0%
2024−23.7%
DemocraticRepublican
5 presidential elections
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
R
−23.7%
147,500240,171391,200
R
−22.0%
153,322241,616400,767
R
−25.9%
130,585227,448373,773
R
−22.5%
142,517225,436367,953
R
−20.4%
148,924226,810381,380
Congressional elections · 17 Senate races

U.S. Senate

Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
YearWonD %R %Total
2024R46.5%50.1%5,704,620
2022R46.9%53.0%4,133,342
2018D53.4%46.6%4,410,898
2016R37.2%58.0%5,374,164
2012D50.7%44.7%5,449,018
2010R39.4%56.8%3,815,098
2006D56.2%43.8%4,019,236
2004R36.1%63.8%5,425,823
2000R35.9%59.9%4,448,801
1998R43.5%56.5%3,404,351
1994R39.2%53.4%3,436,884
1992D51.0%42.3%4,793,953
1988D57.0%43.0%4,352,905
1986D62.5%37.5%3,121,189
1982D56.7%41.1%3,395,463
1980D68.8%28.2%4,027,303
1976D49.5%46.5%3,920,613

Demographics

2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
24.6%
Irish
11.9%
English
10.9%
American
5.2%
Italian
3.6%
Polish
1.4%
French
1.0%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 37.7 in this county, 39.1 nationally
Male
Age
Female
0.7%
85+
1.3%
2.0%
75–84
2.7%
4.7%
65–74
5.4%
6.2%
55–64
6.5%
5.7%
45–54
5.8%
6.2%
35–44
6.3%
6.5%
25–34
6.6%
5.1%
18–24
5.1%
8.8%
5–17
8.4%
3.0%
<5
2.9%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$75,852
Congressional District 8 ranks near the middle of US counties.
Congressional District 8$75,852
Ohio$71,389
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
13.2%
Children face moderate poverty.
Children under 1816.2%
Working age (18–64)12.3%
Seniors (65+)10.7%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
91.6%
speak English only
Spanish3.3%
Other Indo-European2.4%
Asian & Pacific Islander1.7%
Other languages1.0%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Other Christian
21.0%
Catholic & Orthodox
15.4%
Baptist
4.3%
Pentecostal & Holiness
3.1%
Mainline Protestant
2.9%
Methodist
2.5%
Non-Christian
2.3%
Source · 2020 US Religion Census. Remaining 48.6% of residents not counted as adherents by any reporting body.

Ohio's 8th congressional district, anchored in the northwestern corner of the state, recorded an R+36.2 presidential margin in 2024, making it among the most reliably one-sided districts in the state by raw vote share.

Across the recorded series it reached a Republican high of twenty-six points in 2016. Between 2020 and 2024 the district moved two points toward the Republican candidate; the 2024 margin was twenty-four points.

A population of 932,866, a 73% non-Hispanic-white share, and a median household income of $75,852 describe the district.

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 →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Congressional District 8, Ohio. Akashic. https://akashic.app/cd/3908/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Congressional District 8, Ohio vote in 2024?
In 2024, Congressional District 8, Ohio voted Republican by 23.7 points (R+24), carried by the Republican candidate. Out of 391,200 votes cast, 147,500 went Democratic and 240,171 went Republican.
What is Congressional District 8, Ohio's political typology?
Akashic places Congressional District 8, Ohio in the "Industrial Catholic Metro" typology. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 5 elections in the dataset, the district has voted Democratic 0 times, Republican 5 times, and other 0 times.
How many people live in Congressional District 8, Ohio?
Congressional District 8, Ohio has a population of 932,866 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Congressional District 8, Ohio?
Median household income in Congressional District 8, Ohio is $75,852 — below the national median of $80,734. The Ohio state median is $71,389.
What is the political history of Congressional District 8, Ohio?
Akashic tracks 5 presidential elections in Congressional District 8, Ohio from 2008 to 2024. Of those, 0 went Democratic and 5 went Republican. The district's typology — "Industrial Catholic Metro" — captures where that record, its demographics, and its recent swing place it among American communities.