Twin Falls County, ID

ID · Presidential Elections 19082024

R+48.8
2024 Margin
R+3.6%
2020→2024 Swing
R since 1940
Voting Streak
94K
Population

Twin Falls County, ID (Idaho) voted R+48.8 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 27,302 votes (73.06%) to 9,064 (24.25%) for Harris.

This represents a R+3.6% swing toward Republicans compared to 2020. Twin Falls County is classified as a deep Republican county. Twin Falls County has voted Republican in every presidential election since 1940. The county has a population of approximately 93,734.

Quick Stats

2024 ResultR+48.8
2020→2024 SwingR+3.6%
Voting StreakR since 1940
Elections on Record30

Demographics

Population93,734
Median Age
36.1(US: 38.7)
College (BA+)
23.5%(US: 35.2%)
Median Income
$67,409(US: $80k)
White (non-Hisp)
76.2%(US: 57.6%)
Hispanic
18.0%(US: 19.1%)
Black
1.2%(US: 12.2%)
Asian
1.6%(US: 5.7%)
Homeownership
70.5%(US: 64.5%)
Poverty Rate
11.5%(US: 12.3%)
Veterans
7.4%(US: 6.2%)
Non-English (CVAP)
11.2%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
LDS/Mormon
24.6%(Primary Hub)
Evangelical
10.1%(Below Average)
Catholic
7.5%(Below Average)
Mainline Protestant
4.0%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

English
17.3%Above Average(2.0x)
Mexican
15.3%(1.4x)
German
14.1%
Irish
8.8%
American Heritage
6.5%(1.2x)
Italian
2.1%
+ 1 more reported ancestry groups

Age Distribution

Median:36.1 yrs(US: 38.5)
Under 18
26.3%
18-29
8.7%
30-44
20.1%
45-64
28.3%
65+
16.6%
National average

Employment by Industry

Census ACS
Retail Trade
13.1%(1.2x US)
Manufacturing
13.1%(1.3x US)
Educational Services
9.5%(1.1x US)
Professional & Technical
7.3%(0.6x US)
Construction
6.9%
Agriculture & ForestryExceptional Hub
6.4%(3.8x US)
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202424.3%(9,064)73.1%(27,302)R+48.8R+3.6
202025.7%(9,391)71.0%(25,897)R+45.2D+0.3
201620.9%(6,233)66.4%(19,828)R+45.5R+2.0
201226.8%(7,541)70.3%(19,773)R+43.5R+6.7
200830.4%(8,621)67.2%(19,032)R+36.7D+13.3
200424.4%(6,458)74.4%(19,672)R+50.0R+5.5
200025.6%(5,777)70.1%(15,794)R+44.5R+20.1
199629.8%(6,826)54.1%(12,393)R+24.3R+8.4
199228.1%(6,593)44.0%(10,335)R+15.9D+13.8
198834.1%(7,078)63.9%(13,243)R+29.7D+27.3

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

Presidential Margin Trend

Twin Falls County, ID19082024

D+R++60+40+200-20-40-60190819161924193219401948195619641972198019881996200420122020
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202220.9%(4,780)65.2%(14,914)R+44.3R+3.9
202027.1%(9,776)67.6%(24,355)R+40.5D+7.1
201622.1%(6,559)69.7%(20,701)R+47.6R+6.0
201429.2%(5,489)70.8%(13,309)R+41.6D+14.0
201020.1%(3,761)75.6%(14,181)R+55.6R+25.6
200830.0%(8,487)60.0%(16,963)R+30.0D+68.4
20040.0%(0)98.4%(22,219)R+98.4R+61.0
200230.4%(5,430)67.8%(12,102)R+37.4D+9.3
199825.6%(4,411)72.2%(12,461)R+46.7R+27.1
199638.5%(9,014)58.1%(13,599)R+19.6R+17.6

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

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202214.9%(6,856)60.4%(27,768)R+45.5R+11.3
201831.6%(7,742)65.7%(16,102)R+34.1R+10.1
201434.2%(6,477)58.2%(11,023)R+24.0D+7.1
201030.0%(5,650)61.0%(11,511)R+31.1R+16.0
200640.9%(8,071)55.9%(11,049)R+15.1D+11.4
200235.9%(6,433)62.4%(11,187)R+26.5D+12.0
199826.0%(4,526)64.5%(11,247)R+38.6R+20.6
199438.9%(7,490)56.9%(10,954)R+18.0R+50.8
199066.4%(10,410)33.6%(5,264)D+32.8D+44.4
198643.7%(8,861)55.3%(11,211)R+11.6R+3.4

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

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