Cassia County, Idaho: Texan Right county. In 2024, voted R+69%. Republican peak: R+72 in 2012.
Key facts
- 2024 presidential margin
- R+69MIT Election Lab
- Political typology
- Texan RightAkashic typology
- Population
- 25,4832024 5-year
- Median household income
- $70,8302024 5-year
- White (non-Hispanic)
- 69.4%2024 5-year
- Black
- 0.5%2024 5-year
- Hispanic / Latino
- 30.1%2024 5-year
- Peak Democratic margin
- D+63 in 1896MIT Election Lab
- Peak Republican margin
- R+72 in 1984MIT Election Lab
- Most similar
- Moore County, TX · similarity 1.00
2024 results by precinct
2024 precinct map of Cassia CountyPrecinct-level 2024 presidential results for Cassia County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | −39.2% |
| 1896 | +63.3% |
| 1900 | −3.8% |
| 1904 | −49.8% |
| 1908 | −25.1% |
| 1912 | −19.4% |
| 1916 | +9.5% |
| 1920 | −39.1% |
| 1924 | −38.2% |
| 1928 | −41.0% |
| 1932 | +12.1% |
| 1936 | +30.7% |
| 1940 | +3.2% |
| 1944 | −4.9% |
| 1948 | −5.3% |
| 1952 | −45.5% |
| 1956 | −37.6% |
| 1960 | −27.5% |
| 1964 | −21.2% |
| 1968 | −43.5% |
| 1972 | −56.7% |
| 1976 | −39.1% |
| 1980 | −62.3% |
| 1984 | −72.0% |
| 1988 | −48.2% |
| 1992 | −35.4% |
| 1996 | −41.9% |
| 2000 | −67.3% |
| 2004 | −69.2% |
| 2008 | −63.5% |
| 2012 | −72.1% |
| 2016 | −60.1% |
| 2020 | −66.9% |
| 2024 | −69.1% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 1,359 | 7,959 | 9,557 | ||
| R | 1,464 | 7,907 | 9,629 | ||
| R | 1,036 | 5,949 | 8,178 | ||
| R | 1,098 | 7,154 | 8,396 | ||
| R | 1,332 | 6,309 | 7,842 | ||
| R | 1,153 | 6,562 | 7,821 | ||
| R | 1,087 | 5,983 | 7,279 | ||
| R | 1,596 | 4,663 | 7,326 | ||
| R | 1,351 | 4,052 | 7,622 | ||
| R | 1,833 | 5,345 | 7,288 | ||
| R | 1,036 | 6,503 | 7,597 | ||
| R | 1,369 | 6,511 | 8,259 | ||
| R | 1,881 | 4,575 | 6,892 | ||
| R | 1,080 | 4,576 | 6,162 | ||
| R | 1,350 | 4,187 | 6,525 | ||
| R | 2,608 | 4,009 | 6,617 | ||
| R | 2,445 | 4,297 | 6,742 | ||
| R | 1,789 | 3,944 | 5,733 | ||
| R | 1,676 | 4,481 | 6,159 | ||
| R | 2,178 | 2,424 | 4,671 | ||
| R | 2,325 | 2,563 | 4,896 | ||
| D | 2,930 | 2,748 | 5,689 | ||
| D | 3,100 | 1,629 | 4,797 | ||
| D | 2,598 | 2,032 | 4,673 | ||
| R | 994 | 2,388 | 3,402 | ||
| R | 538 | 2,031 | 3,905 | ||
| R | 1,178 | 2,690 | 3,868 | ||
| D | 1,629 | 1,320 | 3,255 | ||
| R | 846 | 1,459 | 3,161 | ||
| R | 600 | 1,049 | 1,786 | ||
| R | 346 | 1,105 | 1,524 | ||
| R | 624 | 674 | 1,312 | ||
| D | 579 | 129 | 711 | ||
| O | 0 | 121 | 309 | ||
| — | — | — | — | ||
| — | — | — | — | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
22.0%
German
10.2%
American
7.0%
Irish
3.7%
Scottish
2.3%
French
0.8%
Italian
0.7%
Sample size too small to break out by ancestry reliably.
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
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.
2024 ACS
Age distribution by sex
Median age: 33.2 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.
2024 ACS
Median household income
Inflation-adjusted dollars
$70,830
Cassia County ranks near the middle of US counties.
Cassia County$70,830
Idaho$77,800
United States$80,734
Cassia County ranks near the middle of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
12.4%
Child poverty is below the national average.
Children under 1814.7%
Working age (18–64)11.4%
Seniors (65+)11.2%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
77.7%
speak English only
Spanish21.2%
Asian & Pacific Islander0.5%
Other languages0.4%
Other Indo-European0.2%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 42.2% of residents not counted as adherents by any reporting body.
Cassia County, anchored by Burley in the Snake River Plain, returned an R+68.9 margin in 2024 — among the widest in a state already dominated by one-party presidential outcomes.
The Republican margin here reached seventy-two points in 2012. Between 2020 and 2024 the county moved two points toward the Republican candidate; the 2024 margin was sixty-nine points.
A population of 25,483, a 69% non-Hispanic-white share, and a median household income of $70,830 describe the county. The county's voting pattern over the last decade is most similar to that of Moore County and Fremont County. A non-English-speaking share of 22% reflects a meaningful Latino presence that votes, here, with the Republican grain.
Most similar counties
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Cassia County, Idaho. Akashic. https://akashic.app/county/16031/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Frequently asked questions
How did Cassia County, Idaho vote in 2024?
In 2024, Cassia County, Idaho voted Republican by 69.1 points (R+69), carried by the Republican candidate. Out of 9,557 votes cast, 1,359 went Democratic and 7,959 went Republican.
What is Cassia County, Idaho's political typology?
Akashic places Cassia County, Idaho in the "Texan Right" typology — East Texas and the Piney Woods — solidly Republican, with a meaningful Latino presence. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 5 times, Republican 28 times, and other 1 times.
When did Cassia County, Idaho last vote Democratic?
The most recent presidential election in which Cassia County, Idaho voted Democratic was 1940.
How many people live in Cassia County, Idaho?
Cassia County, Idaho has a population of 25,483 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Cassia County, Idaho?
Median household income in Cassia County, Idaho is $70,830 — below the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Cassia County, Idaho?
Akashic tracks 38 presidential elections in Cassia County, Idaho from 1876 to 2024. Of those, 5 went Democratic and 28 went Republican. The county's typology — "Texan Right" — captures where that record, its demographics, and its recent swing place it among American communities.