akashic
1876–2024
Twin Falls, ID·Idaho

Twin Falls, ID has voted Republican in twenty-two straight presidential cycles.

A fast-growing Snake River hub reshaping southern Idaho's political math

1876 — 2024·38 elections
ID
Latest
R+50
in 2024
Archetype
Republican loyalist
since the recent cycles
Population
118,907
2024 ACS

Twin Falls, ID, Idaho: Republican loyalist metro. In 2024, voted R+50%. Republican peak: R+57 in 1984.

Key facts

2024 presidential margin
R+50MIT Election Lab
Political archetype
Republican loyalistAkashic typology
Population
118,9072024 5-year
Median household income
$68,3222024 5-year
White (non-Hispanic)
75.8%2024 5-year
Black
0.7%2024 5-year
Hispanic / Latino
22.5%2024 5-year
Peak Democratic margin
D+22 in 1936MIT Election Lab
Peak Republican margin
R+57 in 1984MIT Election Lab
2024 results by constituent county
2 counties · 0 D · 2 R
R+60
D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
R
−49.7%
10,80633,31445,316
R
−45.9%
11,28431,63144,313
R
−46.2%
7,56224,47236,624
R
−44.0%
9,24024,57734,823
R
−38.4%
10,41523,92935,191
R
−51.6%
7,80224,84933,015
R
−45.8%
7,13720,21228,537
R
−25.0%
8,50515,75129,021
R
−16.5%
8,33213,30730,223
R
−30.0%
9,06317,07326,689
R
−57.2%
5,85121,88728,030
R
−53.4%
6,20322,38730,333
R
−32.6%
7,88515,84724,391
R
−55.5%
4,23216,73622,547
R
−40.8%
4,97714,34922,975
R
−21.4%
9,46614,63124,097
R
−22.8%
9,56415,20224,766
R
−34.8%
7,37115,22422,595
R
−51.4%
5,86618,27824,153
R
−9.9%
8,1439,96118,366
R
−12.4%
7,86910,10318,014
R
−11.5%
9,16711,55120,759
D
+21.6%
9,8506,26316,606
D
+14.9%
8,6146,32115,398
R
−46.1%
3,2308,84112,169
R
−32.5%
2,0175,74711,460
R
−35.1%
3,6667,63211,298
D
+11.6%
3,9743,0837,701
O
+12.5%
1,7411,0745,348
R
−22.3%
1,0531,7573,162
—
No data
———
—
No data
———
—
No data
———
—
No data
———
—
No data
———
—
No data
———
—
No data
———
—
No data
———

Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
16.4%
German
13.4%
Irish
8.3%
American
6.6%
Scottish
3.2%
Italian
1.8%
French
1.0%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 35.7 in this county, 39.1 nationally
Male
Age
Female
0.7%
85+
1.0%
2.1%
75–84
2.6%
4.6%
65–74
5.0%
5.5%
55–64
5.6%
5.5%
45–54
5.2%
6.7%
35–44
6.5%
6.5%
25–34
6.6%
4.4%
18–24
4.3%
10.5%
5–17
10.0%
3.3%
<5
3.2%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$68,322
Twin Falls, ID ranks near the middle of US counties.
Twin Falls, ID$68,322
Idaho$77,800
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
11.7%
Children face moderate poverty.
Children under 1816.0%
Working age (18–64)10.4%
Seniors (65+)7.5%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
80.9%
speak English only
Spanish15.9%
Other Indo-European1.5%
Asian & Pacific Islander0.9%
Other languages0.8%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Other Christian
28.7%
Catholic & Orthodox
7.5%
Mainline Protestant
4.2%
Pentecostal & Holiness
2.2%
Baptist
0.9%
Methodist
0.7%
Non-Christian
0.1%
Source · 2020 US Religion Census. Remaining 55.8% of residents not counted as adherents by any reporting body.

Twin Falls has absorbed one of Idaho's highest rates of refugee resettlement alongside rapid Latino population growth, creating demographic shifts that analysts watch closely in a region that votes reliably Republican by double-digit margins.

The Republican margin in Twin Falls, ID reached its widest at fifty-seven points in 1984. The margin in 2024 was fifty points, in line with the metro's deep historical pattern.

Its loyalty is rooted in its place. Median household income of $68,322, a 76% non-Hispanic-white share, and a population of 118,907 together describe a metro whose political habits are deeply settled.

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Twin Falls, ID, Idaho — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cbsa/46300/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Twin Falls, ID, Idaho vote in 2024?
In 2024, Twin Falls, ID, Idaho voted Republican by 49.7 points (R+50), carried by the Republican candidate. Out of 45,316 votes cast, 10,806 went Democratic and 33,314 went Republican.
What is Twin Falls, ID, Idaho's political archetype?
Akashic classifies Twin Falls, ID, Idaho as a "Republican loyalist" metro based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the metro has voted Democratic 3 times, Republican 26 times, and other 1 times.
When did Twin Falls, ID, Idaho last vote Democratic?
The most recent presidential election in which Twin Falls, ID, Idaho voted Democratic was 1936.
How many people live in Twin Falls, ID, Idaho?
Twin Falls, ID, Idaho has a population of 118,907 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Twin Falls, ID, Idaho?
Median household income in Twin Falls, ID, Idaho is $68,322 — below the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Twin Falls, ID, Idaho?
Akashic tracks 38 presidential elections in Twin Falls, ID, Idaho from 1876 to 2024. Of those, 3 went Democratic and 26 went Republican. The metro's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.