Story County, IA

IA · Presidential Elections 1892–2024

D+10.3
2024 Margin
R+7.0%
2020→2024 Swing
D since 1988
Voting Streak
100K
Population

Story County, IA (Iowa) voted D+10.3 for Kamala Harris (Democrat) in the 2024 presidential election, with Harris receiving 26,765 votes (54.04%) to 21,665 (43.74%) for Trump.

This represents a R+7.0% swing toward Republicans compared to 2020. Story County is classified as a lean Democratic county. Story County has voted Democratic in every presidential election since 1988. The county has a population of approximately 100,466.

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Quick Stats

2024 ResultD+10.3
2020→2024 SwingR+7.0%
Voting StreakD since 1988
Elections on Record34

Demographics

Population100,466
Median Age
26.9(US: 38.7)
College (BA+)
54.8%(US: 35.2%)
Median Income
$69,685(US: $80k)
White (non-Hisp)
81.4%(US: 57.6%)
Hispanic
5.2%(US: 19.1%)
Black
3.1%(US: 12.2%)
Asian
7.3%(US: 5.7%)
Homeownership
55.5%(US: 64.5%)
Poverty Rate
18.2%(US: 12.3%)
Veterans
4.0%(US: 6.2%)
Non-English (CVAP)
5.8%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Mainline Protestant
13.3%(Major Center)
Evangelical
9.6%(Below Average)
Catholic
8.1%(Below Average)
LDS/Mormon
1.4%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

German
28.6%Above Average(2.3x)
Irish
10.7%
English
10.3%
American Heritage
2.9%
Mexican
2.8%
Italian
2.4%
+ 3 more reported ancestry groups

Age Distribution

Median:26.9 yrs(US: 38.5)
Under 18
16.2%↓
18-29
30.9%↑
30-44
17.9%
45-64
21.7%↓
65+
13.2%↓
National average

Employment by Industry

Census ACS
Retail Trade
11.4%
Educational Services
9.9%(1.2x US)
Manufacturing
9.2%
Professional & Technical
8.3%(0.7x US)
Construction
4.9%(0.7x US)
Healthcare & Social Services
3.1%(0.7x US)
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202454.0%(26,765)43.7%(21,665)D+10.3R+7.0
202057.2%(29,175)39.9%(20,340)D+17.3D+5.0
201650.4%(25,709)38.2%(19,458)D+12.3R+1.6
201255.5%(26,192)41.7%(19,668)D+13.8R+2.4
200857.0%(26,548)40.8%(18,995)D+16.2D+10.7
200452.2%(23,296)46.6%(20,819)D+5.5D+2.0
200049.4%(17,478)45.9%(16,228)D+3.5R+11.0
199652.7%(17,234)38.1%(12,468)D+14.6D+2.4
199247.1%(17,118)35.0%(12,702)D+12.2R+3.8
198857.5%(19,051)41.6%(13,782)D+15.9D+19.9

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

Presidential Margin Trend

Story County, IA • 1892–2024

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

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202256.5%(21,022)42.7%(15,870)D+13.9R+0.9
202055.9%(28,216)41.1%(20,750)D+14.8D+22.9
201643.5%(21,472)51.7%(25,475)R+8.1R+11.5
201449.7%(16,376)46.3%(15,272)D+3.4D+26.3
201037.3%(12,029)60.2%(19,430)R+22.9R+48.5
200862.7%(28,351)37.2%(16,802)D+25.6D+66.4
200428.1%(12,261)69.0%(30,065)R+40.8R+57.8
200257.3%(16,395)40.3%(11,532)D+17.0D+47.1
199834.4%(8,532)64.4%(16,003)R+30.1R+43.4
199656.1%(18,216)42.7%(13,878)D+13.4D+47.9

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

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202253.8%(19,876)43.9%(16,214)D+9.9R+10.2
201858.7%(25,155)38.6%(16,535)D+20.1D+26.7
201444.3%(14,566)50.9%(16,725)R+6.6R+9.9
201048.8%(15,795)45.5%(14,729)D+3.3R+11.8
200656.4%(16,886)41.3%(12,369)D+15.1R+2.2
200256.7%(16,211)39.4%(11,263)D+17.3R+0.7
199858.4%(14,599)40.5%(10,108)D+18.0D+11.1
199452.4%(13,626)45.5%(11,833)D+6.9D+19.6
199043.3%(10,945)56.0%(14,167)R+12.7R+16.5
198651.8%(12,127)48.1%(11,247)D+3.8D+0.9

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

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