Twin Falls, Idaho: Republican loyalist market. In 2024, voted R+41%. Democratic peak: D+78 in 1896.
Key facts
- 2024 presidential margin
- R+41MIT Election Lab
- Political archetype
- Republican loyalistAkashic typology
- Population
- 212,8382024 5-year
- Median household income
- $71,4012024 5-year
- White (non-Hispanic)
- 73.4%2024 5-year
- Black
- 0.5%2024 5-year
- Hispanic / Latino
- 25.8%2024 5-year
- Peak Democratic margin
- D+78 in 1896MIT Election Lab
- Peak Republican margin
- R+56 in 1984MIT Election Lab
Constituent county margins for Twin Falls, IDOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 23,454 | 58,097 | 83,742 | ||
| R | 24,887 | 55,963 | 83,215 | ||
| R | 17,471 | 43,575 | 69,334 | ||
| R | 19,476 | 45,949 | 67,166 | ||
| R | 22,358 | 43,761 | 67,755 | ||
| R | 18,022 | 46,603 | 65,385 | ||
| R | 15,035 | 39,181 | 56,872 | ||
| R | 17,899 | 30,806 | 58,347 | ||
| R | 16,407 | 25,740 | 60,547 | ||
| R | 18,130 | 33,997 | 53,166 | ||
| R | 11,889 | 42,961 | 55,438 | ||
| R | 13,044 | 42,840 | 59,819 | ||
| R | 16,349 | 30,016 | 48,081 | ||
| R | 9,318 | 31,766 | 44,064 | ||
| R | 9,842 | 26,376 | 43,411 | ||
| R | 18,659 | 26,408 | 45,067 | ||
| R | 18,516 | 27,568 | 46,084 | ||
| R | 14,273 | 27,410 | 41,683 | ||
| R | 11,794 | 32,331 | 44,140 | ||
| R | 15,763 | 17,946 | 34,263 | ||
| R | 15,309 | 18,304 | 33,686 | ||
| R | 18,443 | 20,763 | 39,286 | ||
| D | 19,422 | 11,846 | 32,033 | ||
| D | 17,289 | 12,318 | 30,409 | ||
| R | 7,315 | 16,627 | 24,117 | ||
| R | 3,878 | 11,345 | 23,433 | ||
| R | 7,728 | 15,746 | 23,490 | ||
| D | 10,741 | 8,811 | 21,469 | ||
| O | 5,124 | 4,712 | 16,344 | ||
| R | 3,706 | 5,313 | 9,963 | ||
| R | 1,383 | 3,018 | 4,706 | ||
| D | 2,324 | 1,683 | 4,073 | ||
| D | 2,112 | 262 | 2,381 | ||
| O | 1 | 717 | 2,031 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
16.5%
German
13.1%
American
7.5%
Irish
7.2%
Scottish
2.6%
Italian
2.0%
French
1.2%
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: 36.7 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$71,401
Twin Falls ranks near the middle of US counties.
Twin Falls$71,401
Idaho$77,800
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
11.6%
Children face moderate poverty.
Children under 1815.5%
Working age (18–64)10.4%
Seniors (65+)8.0%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
78.4%
speak English only
Spanish19.1%
Other Indo-European1.3%
Asian & Pacific Islander0.6%
Other languages0.5%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 56.3% of residents not counted as adherents by any reporting body.
The Twin Falls designated market area stretches across the Snake River Plain, where dairy, potato, and field-crop economies shape an electorate that has backed Republican presidential candidates by wide margins for decades.
The Republican margin in Twin Falls reached its widest at fifty-six points in 1984. The margin in 2024 was forty-one points, in line with the market's deep historical pattern.
Its loyalty is rooted in its place. Median household income of $71,401, a 73% non-Hispanic-white share, and a population of 212,838 together describe a market whose political habits are deeply settled.
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Twin Falls, Idaho — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/dma/760/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Twin Falls, Idaho vote in 2024?
In 2024, Twin Falls, Idaho voted Republican by 41.4 points (R+41), carried by the Republican candidate. Out of 83,742 votes cast, 23,454 went Democratic and 58,097 went Republican.
What is Twin Falls, Idaho's political archetype?
Akashic classifies Twin Falls, Idaho as a "Republican loyalist" market based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the market has voted Democratic 5 times, Republican 27 times, and other 2 times.
When did Twin Falls, Idaho last vote Democratic?
The most recent presidential election in which Twin Falls, Idaho voted Democratic was 1936.
How many people live in Twin Falls, Idaho?
Twin Falls, Idaho has a population of 212,838 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Twin Falls, Idaho?
Median household income in Twin Falls, Idaho is $71,401 — below the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Twin Falls, Idaho?
Akashic tracks 38 presidential elections in Twin Falls, Idaho from 1876 to 2024. Of those, 5 went Democratic and 27 went Republican. The market's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.