Scott County, IA

IA · Presidential Elections 18922024

R+3.9
2024 Margin
R+7.4%
2020→2024 Swing
R since 2024
Voting Streak
175K
Population

Scott County, IA (Iowa) voted R+3.9 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 45,976 votes (51.01%) to 42,479 (47.13%) for Harris.

This represents a R+7.4% swing toward Republicans compared to 2020. Scott County is classified as a competitive Republican county. Scott County has voted Republican in every presidential election since 2024. The county has a population of approximately 174,608.

Quick Stats

2024 ResultR+3.9
2020→2024 SwingR+7.4%
Voting StreakR since 2024
Elections on Record34

Demographics

Population174,608
Median Age
39.4(US: 38.7)
College (BA+)
36.6%(US: 35.2%)
Median Income
$78,277(US: $80k)
White (non-Hisp)
77.7%(US: 57.6%)
Hispanic
7.4%(US: 19.1%)
Black
8.1%(US: 12.2%)
Asian
2.8%(US: 5.7%)
Homeownership
70.0%(US: 64.5%)
Poverty Rate
11.5%(US: 12.3%)
Veterans
7.5%(US: 6.2%)
Non-English (CVAP)
4.0%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Catholic
16.2%
Evangelical
9.9%(Below Average)
Mainline Protestant
9.1%(Above Average)
Black Protestant
1.4%
LDS/Mormon
0.6%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

German
30.7%Above Average(2.5x)
Irish
15.4%Above Average(1.7x)
English
10.4%
Mexican
6.1%
American Heritage
3.3%
Italian
2.4%
+ 2 more reported ancestry groups

Age Distribution

Median:39.4 yrs(US: 38.5)
Under 18
23.1%
18-29
8.5%
30-44
19.2%
45-64
31.6%
65+
17.5%
National average

Employment by Industry

Census ACS
ManufacturingRegional Strength
17.5%(1.8x US)
Retail Trade
11.1%
Educational Services
8.2%
Professional & Technical
7.6%(0.6x US)
Construction
6.8%
Healthcare & Social Services
4.3%
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202447.1%(42,479)51.0%(45,976)R+3.9R+7.4
202050.7%(46,926)47.2%(43,683)D+3.5D+2.0
201646.3%(40,440)44.9%(39,149)D+1.5R+12.3
201256.1%(50,652)42.4%(38,251)D+13.7R+0.8
200856.6%(48,927)42.1%(36,365)D+14.5D+11.9
200450.9%(42,122)48.3%(39,958)D+2.6R+1.7
200050.8%(35,857)46.5%(32,801)D+4.3R+4.8
199650.1%(32,694)41.0%(26,751)D+9.1D+2.5
199245.2%(33,765)38.6%(28,844)D+6.6D+1.5
198852.1%(34,415)47.0%(31,025)D+5.1D+12.8

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

Presidential Margin Trend

Scott County, IA18922024

D+R++40+200-20-4018921900190819161924193219401948195619641972198019881996200420122020
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202247.9%(30,655)51.5%(32,955)R+3.6R+6.7
202050.0%(45,751)46.9%(42,941)D+3.1D+17.1
201640.7%(34,503)54.8%(46,415)R+14.1R+11.7
201447.3%(29,091)49.6%(30,518)R+2.3D+18.0
201038.4%(21,592)58.7%(33,050)R+20.4R+52.0
200865.8%(55,129)34.2%(28,642)D+31.6D+68.1
200430.8%(24,847)67.4%(54,320)R+36.5R+49.1
200255.3%(28,907)42.7%(22,346)D+12.5D+46.1
199832.7%(15,244)66.2%(30,855)R+33.5R+38.6
199651.8%(32,857)46.7%(29,636)D+5.1D+40.2

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

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202243.2%(27,530)54.3%(34,604)R+11.1R+14.6
201850.8%(35,147)47.3%(32,750)D+3.5D+27.9
201436.4%(22,415)60.9%(37,488)R+24.5R+19.2
201046.0%(26,078)51.2%(29,061)R+5.3R+20.9
200657.2%(32,089)41.6%(23,335)D+15.6D+7.6
200252.4%(27,412)44.4%(23,234)D+8.0D+8.4
199849.3%(23,445)49.7%(23,633)R+0.4D+24.4
199436.7%(17,728)61.6%(29,721)R+24.8D+2.7
199036.0%(16,905)63.5%(29,834)R+27.5R+16.3
198644.4%(19,333)55.6%(24,216)R+11.2R+5.1

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

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