- Lead
- 453
- Total
- 5,093
- vs nation
- R+7.4
Montana 20th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 372
- Total
- 4,909
- vs nation
- R+12.0
- Lead
- 486
- Total
- 4,288
- vs nation
- R+13.4
- Lead
- 138
- Total
- 4,457
- vs nation
- R+0.8
- Lead
- 616
- Total
- 4,561
- vs nation
- D+6.2
- Lead
- 184
- Total
- 4,328
- vs nation
- R+1.8
- Lead
- 149
- Total
- 4,231
- vs nation
- R+4.0
- Lead
- 606
- Total
- 4,560
- vs nation
- D+4.8
Key facts
- 2024 presidential margin
- R+8.9MIT Election Lab
- Population
- 10,7092024 5-year
- Population density
- 3,825 / sq mi2024 5-year · TIGER/Line
- Land area
- 2.8 sq miTIGER/Line
- Median household income
- $68,5342024 5-year
- White (non-Hispanic)
- 82.6%2024 5-year
- Black
- 1.1%2024 5-year
- Hispanic / Latino
- 4.6%2024 5-year
- Peak Democratic margin
- D+57.9 in 1896MIT Election Lab
- Peak Republican margin
- R+15.2 in 1924MIT Election Lab
- Most similar
- State House District 21, MT · twin score 91.6
presidential history
Party record book
Montana 20th State House 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
79.0%
394 votes · D+57.9 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 77.8%
Republican
Donald Trump2024
52.7%
2,683 votes · R+8.9 · modeled estimate
Runner-up · Donald Trump, 2020 · 52.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2008
2,486votes
54.5% of the vote · D+13.5 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 2,486 votes
Republican
Donald Trump2024
2,683votes
52.7% of the vote · R+8.9 · modeled estimate
Runner-up · Donald Trump, 2020 · 2,557 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
+64.0pts D vs U.S.
Place D+57.9 · U.S. R+6.1 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1940 · +35.2 pts
Republican
Donald Trump2016
+13.4pts R vs U.S.
Place R+11.3 · U.S. D+2.1 · modeled estimate
Runner-up · Donald Trump, 2020 · +12.0 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
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.
In 2024 it voted Republican by R+8.9, against D+13.5 in 2008, having changed party at least once across the five cycles. About 90 residents lived here as of the 2024 ACS 5-year.
Across the recorded series it reached a Democratic high of 57.9 points in 1896 and a Republican high of 15.2 points in 1924. Between 2020 and 2024 the district moved 1.3 points toward the Republican candidate; the 2024 margin was 8.9 points.
A population of 10,709, a 83% non-Hispanic-white share, and a median household income of $68,534 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 21 and State House District 46.
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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Montana 20th State House District. Akashic. https://akashic.app/sld-lower/30020/. Accessed May 20, 2026. License: CC BY 4.0.