Montana 40th State House District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | −32.2% |
| 2008 | −13.6% |
| 2012 | −33.3% |
| 2016 | −45.0% |
| 2020 | −43.4% |
| 2024 | −47.9% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| R | 24.4%Harris1,252 | 72.3%Trump3,704 | 3.2% | R+47.9 | R+4.5 | R+46.4 | 5,121 | |
| R | 26.9%Biden1,436 | 70.2%Trump3,754 | 2.9% | R+43.4 | D+1.7 | R+47.8 | 5,345 | |
| R | 24.2%Clinton1,048 | 69.2%Trump3,002 | 6.7% | R+45.0 | R+11.7 | R+47.1 | 4,339 | |
| R | 32.1%Obama1,385 | 65.5%Romney2,821 | 2.4% | R+33.3 | R+19.8 | R+37.2 | 4,310 | |
| R | 41.9%Obama1,798 | 55.5%McCain2,380 | 2.6% | R+13.6 | D+18.7 | R+20.8 | 4,291 | |
| R | 33.0%Kerry1,346 | 65.2%Bush2,663 | 1.8% | R+32.2 | — | R+29.8 | 4,084 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of R+66.4, this sparsely populated district of roughly 10,700 residents ranks among the most one-sided in Montana's lower chamber, reflecting the deep rural conservatism of the state's outlying plains and small communities.
Across the recorded series it reached a Republican high of 47.9 points in 2024. Between 2020 and 2024 the district moved 4.5 points toward the Republican candidate; the 2024 margin was 47.9 points.
A population of 10,764, a 84% non-Hispanic-white share, and a median household income of $77,042 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 54 and State House District 35.
The state-house 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 →
Montana 40th State House District. Akashic. https://akashic.app/sld-lower/30040/. Accessed May 20, 2026. License: CC BY 4.0.