Jefferson County, OH

OH · Presidential Elections 1892–2024

R+43.7
2024 Margin
R+5.3%
2020→2024 Swing
R since 2012
Voting Streak
65K
Population

Jefferson County, OH (Ohio) voted R+43.7 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 22,317 votes (71.03%) to 8,592 (27.35%) for Harris.

This represents a R+5.3% swing toward Republicans compared to 2020. Jefferson County is classified as a deep Republican county. Jefferson County has voted Republican in every presidential election since 2012. The county has a population of approximately 64,518.

Quick Stats

2024 ResultR+43.7
2020→2024 SwingR+5.3%
Voting StreakR since 2012
Elections on Record34

Demographics

Population64,518
Median Age
44.3(US: 38.7)
College (BA+)
20.3%(US: 35.2%)
Median Income
$59,055(US: $80k)
White (non-Hisp)
88.9%(US: 57.6%)
Hispanic
1.9%(US: 19.1%)
Black
5.7%(US: 12.2%)
Homeownership
70.5%(US: 64.5%)
Poverty Rate
16.4%(US: 12.3%)
Veterans
6.8%(US: 6.2%)
Non-English (CVAP)
2.0%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Catholic
16.8%
Mainline Protestant
11.8%(Major Center)
Evangelical
8.2%(Below Average)
Black Protestant
2.5%
LDS/Mormon
0.8%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

German
17.2%(1.4x)
Irish
15.3%Above Average(1.7x)
Italian
12.8%Significant Hub(2.6x)
English
9.1%
Polish
5.7%Above Average(2.3x)
American Heritage
3.1%
+ 4 more reported ancestry groups

Age Distribution

Median:44.3 yrs(US: 38.5)
Under 18
19.4%↓
18-29
9.6%↓
30-44
16.6%↓
45-64
31.8%↑
65+
22.5%↑
National average

Employment by Industry

Census ACS
Retail Trade
13.9%(1.3x US)
Manufacturing
10.3%
Professional & Technical
9.5%(0.8x US)
Educational Services
8.6%
Construction
5.7%(0.8x US)
Healthcare & Social Services
3.8%(0.8x US)
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202427.4%(8,592)71.0%(22,317)R+43.7R+5.3
202030.0%(10,018)68.4%(22,828)R+38.4R+3.6
201629.4%(9,675)64.2%(21,117)R+34.8R+29.9
201245.8%(15,385)50.6%(17,034)R+4.9R+5.1
200848.9%(17,635)48.7%(17,559)D+0.2R+4.8
200452.3%(19,024)47.3%(17,185)D+5.1R+2.0
200050.5%(17,488)43.4%(15,038)D+7.1R+19.5
199656.0%(19,402)29.5%(10,212)D+26.5D+0.2
199254.1%(20,978)27.7%(10,764)D+26.3D+4.5
198860.5%(22,095)38.7%(14,141)D+21.8D+7.6

Source: Official state election returns via MIT Election Data + Science Lab

Presidential Margin Trend

Jefferson County, OH • 1892–2024

D+R++60+40+200-20-40-6018921900190819161924193219401948195619641972198019881996200420122020
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202431.9%(9,819)64.2%(19,795)R+32.4R+1.6
202234.6%(7,914)65.4%(14,970)R+30.8R+23.5
201846.3%(11,376)53.7%(13,180)R+7.3D+19.8
201633.3%(10,437)60.5%(18,957)R+27.2R+31.0
201249.6%(16,031)45.8%(14,786)D+3.9D+6.8
201046.4%(11,234)49.4%(11,953)R+3.0R+25.1
200661.1%(15,673)38.9%(9,988)D+22.2D+41.5
200440.3%(14,166)59.7%(20,970)R+19.4R+16.1
200045.8%(15,222)49.1%(16,316)R+3.3R+22.9
199859.8%(16,164)40.2%(10,871)D+19.6R+6.8

Source: Official state election returns via MIT Election Data + Science Lab

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202225.6%(5,855)74.2%(16,929)R+48.5R+24.2
201836.2%(8,890)60.5%(14,863)R+24.3R+5.2
201438.7%(7,342)57.9%(10,974)R+19.2R+26.7
201051.8%(12,819)44.3%(10,957)D+7.5R+34.1
200669.2%(18,071)27.5%(7,187)D+41.6D+58.0
200239.8%(9,206)56.2%(12,983)R+16.3R+27.5
199851.7%(13,515)40.6%(10,600)D+11.2R+7.2
199457.7%(16,289)39.4%(11,107)D+18.4D+2.6
199057.9%(17,035)42.1%(12,388)D+15.8R+28.8
198672.3%(19,806)27.7%(7,590)D+44.6R+1.2

Source: Official state election returns via MIT Election Data + Science Lab

ShareShareShare

Explore More

OH ResultsBiggest Swings 2024Flipped Counties 2024Bellwether CountiesNational Swing Map