Akashic
1892–2024
Akashic
Idaho 12th State Senate District
presidential margin
2008R+32.72012R+36.02016R+37.52020R+33.82024R+40.1
full record · 2008 → 2024
R+40.1
2024
median income$75,570U.S. $80,734 · ID $77,800
median age34.5U.S. 39.1 · ID 37.6
poverty rate11.1%U.S. 12.5% · ID 10.7%
bachelor’s+ (25+)23.2%U.S. 35.6% · ID 31.8%
non-english19.2%U.S. 22.3% · ID 11.0%
race · ethnicity · ancestry
English17.2%
German16.1%
Irish8.9%
Mexican22.4%
Guatemalan0.5%
Salvadoran0.5%
Aztec2.9%
religion

Religious adherence is published only at the county level (U.S. Religion Census). See Canyon County.

American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.

Idaho 12th State Senate District

Akashic
Idaho 12th State Senate DistrictTrumpR+40.1
2024
2024 presidential margin for Idaho 12th State Senate DistrictThe boundary of Idaho 12th State Senate District, filled by its 2024 presidential margin (R+40.1), over faint outlines of the counties it is drawn from.Idaho 12th State Senate District · R+40.1
How it voted
Share of the 2024 vote
Donald Trump ✓Republican68.8%15,618
Kamala HarrisDemocratic28.7%6,518
Robert F. Kennedy Jr.Independent2.5%563
D+60
R+60
District boundary, filled by its own 2024 D-vs-R margin — precinct detail where available, over the 1 county it's drawn from (shown faint).
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
County-level results (1 county) — table
2024 presidential result by county for Idaho 12th State Senate District — winner and D-vs-R margin.
CountyWinnerMargin
Canyon County, IDRepublicanR+46.6
5 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
R
28.7%Harris6,518
68.8%Trump15,618
2.5%Kennedy563
−40.1%
22,699
R
31.6%Biden6,623
65.3%Trump13,713
3.1%Jorgensen648
−33.8%
20,984
R
25.0%Clinton4,106
62.5%Trump10,260
12.4%McMullin2,037
−37.5%
16,403
R
32.0%Obama4,182
68.0%Romney8,883
0.0%
−36.0%
13,065
R
32.6%Obama4,696
65.2%McCain9,405
2.2%Nader316
−32.7%
14,417
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 2008 to 2024. Most recent: −40.1% in 2024.−40.1%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008−32.7%
2012−36.0%
2016−37.5%
2020−33.8%
2024−40.1%
DemocraticRepublican
current representation
Current officeholders
RBen AdamsState Senate · 12

State legislative officeholder from OpenStates nightly current-legislator data.

Source · OpenStates current legislator CSV.

In 2024 it voted Republican by R+40.1, against R+32.7 in 2008. About 8,320 residents lived here, with White alone at 72.9% in the 2024 ACS 5-year.

Across the recorded series it reached a Republican high of 40.1 points in 2024. Between 2020 and 2024 the district moved 6.3 points toward the Republican candidate; the 2024 margin was 40.1 points.

A population of 53,363, a 72% non-Hispanic-white share, and a median household income of $75,570 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 13 and State Senate District 24.

Political twins — state-senate districts

The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

State Senate District 13
Idaho
98.7twin score
2008–2024 trajectory
State Senate District 24
Idaho
94.4twin score
2008–2024 trajectory
State Senate District 9
Idaho
92.8twin score
2008–2024 trajectory

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 →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Idaho 12th State Senate District. Akashic. https://akashic.app/sld-upper/16012/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Idaho at the ballot boxAll elections →
Presidentcounty detail2024US Senatestatewide2022Governorstate + county2022US Houseall districts2024

Frequently asked questions

How did Idaho 12th State Senate District vote in 2024?
In 2024, Idaho 12th State Senate District voted Republican by 40.1 points (R+40.1), carried by the Republican candidate. Out of 22,699 votes cast, 6,518 went Democratic and 15,618 went Republican.
How many people live in Idaho 12th State Senate District?
Idaho 12th State Senate District has a population of 53,363 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Idaho 12th State Senate District?
Median household income in Idaho 12th State Senate District is $75,570 — below the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Idaho 12th State Senate District?
Akashic tracks 5 presidential elections in Idaho 12th State Senate District from 2008 to 2024. Of those, 0 went Democratic and 5 went Republican.