Idaho 4th State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 · 34 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
William J. Bryan1896
89.8%
626 votes · D+79.6 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 72.6%
Republican
Donald Trump2024
64.2%
16,072 votes · R+31.1 · modeled estimate
Runner-up · Donald Trump, 2020 · 60.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
9,502votes
36.6% of the vote · R+23.5 · modeled estimate
Runner-up · Barack Obama, 2008 · 8,917 votes
Republican
Donald Trump2024
16,072votes
64.2% of the vote · R+31.1 · modeled estimate
Runner-up · Donald Trump, 2020 · 15,604 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
William J. Bryan1896
+85.7pts D vs U.S.
Place D+79.6 · U.S. R+6.1 · modeled estimate
Runner-up · William J. Bryan, 1900 · +46.3 pts
Republican
Benjamin Harrison1892
+41.4pts R vs U.S.
Place R+39.8 · U.S. D+1.7 · a third-party candidate carried the Place · modeled estimate
Runner-up · Donald Trump, 2024 · +29.6 pts
current representation
Current officeholders
RBen ToewsState Senate · 4
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 2 House
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2020
R
26.0%6,307
74.0%17,973
24,280
2018
R
31.2%4,797
68.8%10,554
15,351
Covering part of Idaho's northern panhandle, this district has delivered Republican presidential margins above 30 points in recent cycles, reflecting a rural, predominantly white electorate with deep roots in timber and agricultural economies.
Across the recorded series it reached a Democratic high of 79.6 points in 1896 and a Republican high of 39.8 points in 1892. Between 2020 and 2024 the district moved 7.6 points toward the Republican candidate; the 2024 margin was 31.1 points.
A population of 52,384, a 86% non-Hispanic-white share, and a median household income of $71,797 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 5 and State Senate District 3.
Akashic
Political twins — state-senate districts
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
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 → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Idaho 4th State Senate District. Akashic. https://akashic.app/sld-upper/16004/. Accessed May 20, 2026. License: CC BY 4.0.
How did Idaho 4th State Senate District vote in 2024?
In 2024, Idaho 4th State Senate District voted Republican by 31.1 points (R+31.1), carried by the Republican candidate. Out of 25,048 votes cast, 8,278 went Democratic and 16,072 went Republican.
When did Idaho 4th State Senate District last vote Democratic?
The most recent presidential election in which Idaho 4th State Senate District voted Democratic was 1996.
How many people live in Idaho 4th State Senate District?
Idaho 4th State Senate District has a population of 52,384 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Idaho 4th State Senate District?
Median household income in Idaho 4th State Senate District is $71,797 — below the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Idaho 4th State Senate District?
Akashic tracks 38 presidential elections in Idaho 4th State Senate District from 1876 to 2024. Of those, 18 went Democratic and 14 went Republican.