Montana 43rd State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1896–2024 · 33 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
William J. Bryan1896
88.8%
762 votes · D+77.6 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 59.9%
Republican
Herbert Hoover1928
68.3%
1,280 votes · R+37.8 · modeled estimate
Runner-up · Donald Trump, 2024 · 68.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
4,447votes
31.5% of the vote · R+34.9 · modeled estimate
Runner-up · Kamala Harris, 2024 · 4,311 votes
Republican
Donald Trump2024
10,039votes
68.1% of the vote · R+38.9 · modeled estimate
Runner-up · Donald Trump, 2020 · 9,384 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
+83.7pts D vs U.S.
Place D+77.6 · U.S. R+6.1 · modeled estimate
Runner-up · William J. Bryan, 1900 · +18.1 pts
Republican
Donald Trump2016
+39.8pts R vs U.S.
Place R+37.7 · U.S. D+2.1 · modeled estimate
Runner-up · George W. Bush, 2000 · +39.6 pts
current representation
Current officeholders
RJason EllsworthState Senate · 43
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
2024
R
31.2%4,283
68.8%9,440
13,723
2018
R
36.4%3,918
63.6%6,852
10,770
With a 2024 presidential margin of R+38.9, this sparsely populated district ranks among the state's most one-sided, reflecting the rural, agriculture-rooted electorate common to eastern Montana.
Across the recorded series it reached a Democratic high of 77.6 points in 1896 and a Republican high of 39.0 points in 2000. Between 2020 and 2024 the district moved 3.9 points toward the Republican candidate; the 2024 margin was 38.9 points.
A population of 22,087, a 89% non-Hispanic-white share, and a median household income of $66,250 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 44 and State Senate District 1.
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.
Montana 43rd State Senate District. Akashic. https://akashic.app/sld-upper/30043/. Accessed May 20, 2026. License: CC BY 4.0.
How did Montana 43rd State Senate District vote in 2024?
In 2024, Montana 43rd State Senate District voted Republican by 38.9 points (R+38.9), carried by the Republican candidate. Out of 14,734 votes cast, 4,311 went Democratic and 10,039 went Republican.
When did Montana 43rd State Senate District last vote Democratic?
The most recent presidential election in which Montana 43rd State Senate District voted Democratic was 1964.
How many people live in Montana 43rd State Senate District?
Montana 43rd State Senate District has a population of 22,087 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Montana 43rd State Senate District?
Median household income in Montana 43rd State Senate District is $66,250 — below the national median of $80,734. The Montana state median is $72,509.
What is the political history of Montana 43rd State Senate District?
Akashic tracks 38 presidential elections in Montana 43rd State Senate District from 1876 to 2024. Of those, 7 went Democratic and 24 went Republican.