Idaho County, Idaho: Evangelical Deep South county. In 2024, voted R+68%. Republican peak: R+68 in 2024.
Key facts
- 2024 presidential margin
- R+68MIT Election Lab
- Political typology
- Evangelical Deep SouthAkashic typology
- Population
- 17,4322024 5-year
- Median household income
- $66,3252024 5-year
- White (non-Hispanic)
- 91.1%2024 5-year
- Black
- 0.1%2024 5-year
- Hispanic / Latino
- 4.0%2024 5-year
- Peak Democratic margin
- D+50 in 1896MIT Election Lab
- Peak Republican margin
- R+68 in 2024MIT Election Lab
- Most similar
- Golden Valley County, MT · similarity 1.00
2024 results by precinct
2024 precinct map of Idaho CountyPrecinct-level 2024 presidential results for Idaho 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 | −46.0% |
| 1896 | +49.6% |
| 1900 | +10.2% |
| 1904 | −30.2% |
| 1908 | −6.7% |
| 1912 | +16.1% |
| 1916 | +8.2% |
| 1920 | −35.8% |
| 1924 | −16.4% |
| 1928 | −11.1% |
| 1932 | +46.0% |
| 1936 | +31.8% |
| 1940 | +4.5% |
| 1944 | +2.3% |
| 1948 | +12.1% |
| 1952 | −14.7% |
| 1956 | −3.0% |
| 1960 | +18.3% |
| 1964 | +23.1% |
| 1968 | −8.8% |
| 1972 | −31.0% |
| 1976 | −15.1% |
| 1980 | −33.2% |
| 1984 | −35.0% |
| 1988 | −22.9% |
| 1992 | −10.9% |
| 1996 | −26.7% |
| 2000 | −62.0% |
| 2004 | −54.3% |
| 2008 | −47.2% |
| 2012 | −53.8% |
| 2016 | −63.8% |
| 2020 | −65.2% |
| 2024 | −67.8% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 1,460 | 8,148 | 9,867 | ||
| R | 1,561 | 7,826 | 9,602 | ||
| R | 1,196 | 6,441 | 8,226 | ||
| R | 1,708 | 5,921 | 7,837 | ||
| R | 2,017 | 5,895 | 8,210 | ||
| R | 1,689 | 6,017 | 7,970 | ||
| R | 1,187 | 5,806 | 7,452 | ||
| R | 1,979 | 3,871 | 7,098 | ||
| R | 1,974 | 2,709 | 6,734 | ||
| R | 2,198 | 3,541 | 5,871 | ||
| R | 1,996 | 4,219 | 6,349 | ||
| R | 2,078 | 4,425 | 7,073 | ||
| R | 2,323 | 3,185 | 5,692 | ||
| R | 1,622 | 3,235 | 5,201 | ||
| R | 1,883 | 2,317 | 4,914 | ||
| D | 3,188 | 1,990 | 5,178 | ||
| D | 3,256 | 2,248 | 5,504 | ||
| R | 2,546 | 2,703 | 5,249 | ||
| R | 2,269 | 3,054 | 5,330 | ||
| D | 2,300 | 1,790 | 4,218 | ||
| D | 2,071 | 1,977 | 4,063 | ||
| D | 2,888 | 2,641 | 5,545 | ||
| D | 3,104 | 1,535 | 4,929 | ||
| D | 3,005 | 1,079 | 4,186 | ||
| R | 1,676 | 2,099 | 3,812 | ||
| O | 779 | 1,363 | 3,571 | ||
| R | 1,128 | 2,386 | 3,514 | ||
| D | 2,265 | 1,892 | 4,552 | ||
| D | 1,679 | 989 | 4,284 | ||
| R | 1,833 | 2,129 | 4,451 | ||
| R | 1,381 | 2,731 | 4,468 | ||
| D | 1,884 | 1,527 | 3,489 | ||
| D | 1,127 | 377 | 1,511 | ||
| O | 0 | 386 | 839 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
28.9%
English
15.9%
Irish
12.1%
American
5.9%
Scottish
3.3%
French
2.8%
Italian
1.8%
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: 49.4 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
$66,325
Idaho County ranks near the middle of US counties.
Idaho County$66,325
Idaho$77,800
United States$80,734
Idaho 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
11.1%
Child poverty is below the national average.
Children under 189.4%
Working age (18–64)11.4%
Seniors (65+)12.3%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
96.3%
speak English only
Spanish1.9%
Other Indo-European0.9%
Other languages0.6%
Asian & Pacific Islander0.3%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 39.1% of residents not counted as adherents by any reporting body.
Idaho County delivered an R+68 margin in 2024, reflecting the dominant pattern of rural, resource-economy counties across the Inland Northwest where Republican candidates routinely post some of the widest margins in the state.
The Republican margin here reached its widest at sixty-eight points in 2024. Between 2020 and 2024 the county moved three points toward the Republican candidate; the 2024 margin was sixty-eight points.
A median household income of $66,325, a 11% poverty rate, and a 91% non-Hispanic-white share describe the county. The county's voting pattern over the last decade is most similar to that of Golden Valley County and Harney County.
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.
Idaho County, Idaho. Akashic. https://akashic.app/county/16049/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More evangelical deep south counties
Frequently asked questions
How did Idaho County, Idaho vote in 2024?
In 2024, Idaho County, Idaho voted Republican by 67.8 points (R+68), carried by the Republican candidate. Out of 9,867 votes cast, 1,460 went Democratic and 8,148 went Republican.
What is Idaho County, Idaho's political typology?
Akashic places Idaho County, Idaho in the "Evangelical Deep South" typology — Deeply Republican, heavily Baptist counties of the Deep South. 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 11 times, Republican 21 times, and other 2 times.
When did Idaho County, Idaho last vote Democratic?
The most recent presidential election in which Idaho County, Idaho voted Democratic was 1964.
How many people live in Idaho County, Idaho?
Idaho County, Idaho has a population of 17,432 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Idaho County, Idaho?
Median household income in Idaho County, Idaho is $66,325 — below the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Idaho County, Idaho?
Akashic tracks 38 presidential elections in Idaho County, Idaho from 1876 to 2024. Of those, 11 went Democratic and 21 went Republican. The county's typology — "Evangelical Deep South" — captures where that record, its demographics, and its recent swing place it among American communities.