Dewey County, SD

SD · Presidential Elections 1912–2024

D+12.8
2024 Margin
R+4.6%
2020→2024 Swing
D since 1988
Voting Streak
5K
Population

Dewey County, SD (South Dakota) voted D+12.8 for Kamala Harris (Democrat) in the 2024 presidential election, with Harris receiving 1,032 votes (55.16%) to 793 (42.38%) for Trump.

This represents a R+4.6% swing toward Republicans compared to 2020. Dewey County is classified as a lean Democratic county. Dewey County has voted Democratic in every presidential election since 1988. The county has a population of approximately 5,205.

Quick Stats

2024 ResultD+12.8
2020→2024 SwingR+4.6%
Voting StreakD since 1988
Elections on Record29

Demographics

Population5,205
Median Age
27.7(US: 38.7)
College (BA+)
18.8%(US: 35.2%)
Median Income
$54,104(US: $80k)
White (non-Hisp)
20.2%(US: 57.6%)
Hispanic
1.0%(US: 19.1%)
Homeownership
61.2%(US: 64.5%)
Poverty Rate
33.0%(US: 12.3%)
Veterans
4.3%(US: 6.2%)
Non-English (CVAP)
14.9%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Catholic
24.9%
Mainline Protestant
9.9%(Above Average)
Evangelical
5.5%(Below Average)
LDS/Mormon
4.4%(Major Center)

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

German
11.5%
Irish
4.3%
American Heritage
2.8%
English
1.8%

Age Distribution

Median:27.7 yrs(US: 38.5)
Under 18
38.4%↑
18-29
8.9%↓
30-44
17.6%
45-64
25.2%
65+
9.9%↓
National average

Employment by Industry

Census ACS
Agriculture & ForestryExceptional Hub
13.9%(8.2x US)
Construction
10.2%(1.5x US)
Retail Trade
5.3%(0.5x US)
Healthcare & Social Services
4.6%
Educational Services
4.5%(0.5x US)
Professional & Technical
4.1%(0.3x US)
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202455.2%(1,032)42.4%(793)D+12.8R+4.6
202057.5%(1,131)40.2%(790)D+17.3D+7.7
201652.0%(888)42.3%(723)D+9.7R+19.0
201263.7%(1,207)35.0%(663)D+28.7R+4.4
200865.8%(1,328)32.6%(659)D+33.1D+6.4
200462.6%(1,606)35.9%(921)D+26.7D+19.6
200052.4%(880)45.3%(761)D+7.1R+16.0
199656.3%(1,114)33.2%(657)D+23.1D+16.0
199243.7%(766)36.6%(642)D+7.1R+6.4
198856.3%(1,007)42.8%(765)D+13.5D+23.3

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

Presidential Margin Trend

Dewey County, SD • 1912–2024

D+R++40+200-20-40191219201928193619441952196019681976198419922000200820162024
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202246.2%(720)49.4%(770)R+3.2R+12.4
202054.6%(1,062)45.4%(884)D+9.1D+10.9
201649.1%(833)50.9%(862)R+1.7R+24.0
201453.0%(788)30.8%(457)D+22.3D+122.3
20100.0%(0)100.0%(943)R+100.0R+165.0
200882.5%(1,666)17.5%(353)D+65.0D+18.7
200473.1%(1,920)26.9%(705)D+46.3R+0.7
200273.0%(1,678)26.0%(598)D+47.0D+13.0
199864.9%(1,016)31.0%(485)D+33.9D+3.5
199665.2%(1,295)34.8%(691)D+30.4D+4.7

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

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202254.8%(862)42.1%(662)D+12.7R+43.6
201877.7%(1,430)21.3%(393)D+56.3D+60.1
201445.7%(666)49.5%(721)R+3.8R+18.5
201057.4%(882)42.6%(655)D+14.8D+27.1
200642.5%(724)54.8%(934)R+12.3R+37.6
200261.4%(1,380)36.1%(812)D+25.3D+18.8
199851.2%(810)44.7%(707)D+6.5D+3.8
199450.2%(949)47.5%(898)D+2.7D+6.2
199048.2%(754)51.8%(809)R+3.5R+22.0
198659.3%(1,200)40.7%(825)D+18.5D+25.7

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

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