Johnson County, IN

IN · Presidential Elections 1892–2024

R+34.2
2024 Margin
D+0.5%
2020→2024 Swing
R since 1952
Voting Streak
166K
Population

Johnson County, IN (Indiana) voted R+34.2 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 51,588 votes (66.09%) to 24,880 (31.87%) for Harris.

This represents a D+0.5% swing toward Democrats compared to 2020. Johnson County is classified as a deep Republican county. Johnson County has voted Republican in every presidential election since 1952. The county has a population of approximately 166,315.

Quick Stats

2024 ResultR+34.2
2020→2024 SwingD+0.5%
Voting StreakR since 1952
Elections on Record34

Demographics

Population166,315
Median Age
38.0(US: 38.7)
College (BA+)
34.7%(US: 35.2%)
Median Income
$90,454(US: $80k)
White (non-Hisp)
84.9%(US: 57.6%)
Hispanic
4.3%(US: 19.1%)
Black
2.4%(US: 12.2%)
Asian
4.2%(US: 5.7%)
Homeownership
72.7%(US: 64.5%)
Poverty Rate
7.4%(US: 12.3%)
Veterans
6.2%(US: 6.2%)
Non-English (CVAP)
5.0%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Evangelical
22.5%
Catholic
8.0%(Below Average)
Mainline Protestant
3.2%
LDS/Mormon
0.9%
Black Protestant
0.1%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

German
17.7%(1.4x)
English
12.4%(1.4x)
American Heritage
12.1%Above Average(2.3x)
Irish
10.2%
Italian
2.6%
Mexican
2.6%
+ 2 more reported ancestry groups

Age Distribution

Median:38.0 yrs(US: 38.5)
Under 18
24.3%↑
18-29
8.1%↓
30-44
20.5%
45-64
31.4%↑
65+
15.7%
National average

Employment by Industry

Census ACS
Manufacturing
12.7%(1.3x US)
Retail Trade
11.7%
Professional & Technical
11.5%
Construction
7.8%(1.1x US)
Educational Services
6.0%(0.7x US)
Healthcare & Social Services
4.7%
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202431.9%(24,880)66.1%(51,588)R+34.2D+0.5
202031.6%(24,376)66.3%(51,219)R+34.7D+7.2
201625.8%(17,318)67.7%(45,456)R+41.9R+3.6
201229.7%(17,260)68.0%(39,513)R+38.3R+12.8
200836.8%(21,553)62.2%(36,487)R+25.5D+22.6
200425.6%(13,109)73.7%(37,765)R+48.1R+6.8
200028.3%(11,952)69.5%(29,404)R+41.3R+9.5
199628.7%(11,278)60.5%(23,733)R+31.7R+0.6
199223.3%(8,712)54.4%(20,353)R+31.1D+15.2
198826.6%(9,001)73.0%(24,654)R+46.3D+3.9

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

Presidential Margin Trend

Johnson County, IN • 1892–2024

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

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202430.4%(20,743)66.6%(45,502)R+36.2R+0.5
202229.1%(13,080)64.9%(29,129)R+35.8R+6.7
201833.7%(17,479)62.7%(32,540)R+29.0D+5.9
201629.7%(19,897)64.7%(43,317)R+35.0R+17.0
201237.2%(21,256)55.2%(31,529)R+18.0D+22.9
201025.6%(9,813)66.5%(25,462)R+40.9D+49.9
20060.0%(0)90.8%(24,333)R+90.8R+98.3
200453.2%(27,149)45.8%(23,330)D+7.5D+67.5
200019.0%(7,761)79.0%(32,295)R+60.0R+71.5
199855.0%(15,965)43.5%(12,637)D+11.5D+74.3

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

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202433.0%(25,361)61.4%(47,249)R+28.4D+10.2
202022.8%(17,630)61.4%(47,467)R+38.6R+8.3
201633.4%(22,263)63.6%(42,465)R+30.3D+0.7
201231.7%(18,271)62.7%(36,168)R+31.0D+25.9
200820.4%(11,813)77.4%(44,743)R+56.9R+21.8
200431.7%(16,253)66.9%(34,269)R+35.2R+31.0
200046.7%(19,636)50.9%(21,385)R+4.2D+9.6
199642.3%(16,530)56.0%(21,892)R+13.7R+26.8
199255.6%(20,391)42.5%(15,587)D+13.1D+28.1
198842.5%(14,360)57.5%(19,408)R+14.9D+4.4

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

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