Montana 1st Congressional District
Akashic| Year | Margin (D minus R) |
|---|---|
| 2008 | +2.5% |
| 2012 | −7.6% |
| 2016 | −11.8% |
| 2020 | −6.9% |
| 2024 | −11.6% |
Federal officeholders only. State and local officeholders are planned for the next data pass.
U.S. House
Each result reflects the U.S. House district as it was drawn for that election; redistricting has redrawn these lines over time, so they can differ from the current 120th-Congress district shown on the map above.
| Year | District | Won | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | 1 | R | 44.6%143,783 | 52.3%168,529 | 322,266 |
| 2022 | 1 | R | 46.5%115,265 | 49.6%123,102 | 247,960 |
| 1990 | 1 | D | 61.1%100,409 | 38.9%63,837 | 164,246 |
| 1988 | 1 | D | 60.8%115,278 | 39.2%74,405 | 189,683 |
| 1986 | 1 | D | 61.7%98,501 | 38.3%61,230 | 159,731 |
| 1984 | 1 | D | 65.6%126,998 | 31.9%61,794 | 193,452 |
| 1982 | 1 | D | 59.7%100,087 | 37.2%62,402 | 167,602 |
| 1980 | 1 | D | 61.4%112,866 | 38.6%70,874 | 183,740 |
| 1978 | 1 | D | 57.3%86,016 | 42.7%64,093 | 150,109 |
| 1976 | 1 | D | 66.4%111,487 | 33.6%56,297 | 167,784 |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | R | 45.5%276,305 | 52.6%319,682 | 607,262 |
| 2020 | R | 45.0%272,463 | 55.0%333,174 | 605,637 |
| 2018 | D | 50.3%253,876 | 46.8%235,963 | 504,384 |
| 2014 | R | 40.1%148,184 | 57.8%213,709 | 369,826 |
| 2012 | D | 48.6%236,123 | 44.9%218,051 | 486,066 |
| 2008 | D | 72.9%348,289 | 27.1%129,369 | 477,658 |
| 2006 | D | 49.2%199,845 | 48.3%196,283 | 406,505 |
| 2002 | D | 62.7%204,853 | 31.7%103,611 | 326,537 |
| 2000 | R | 47.2%194,430 | 50.6%208,082 | 411,601 |
| 1996 | D | 49.6%201,935 | 44.7%182,111 | 407,490 |
| 1994 | R | 37.6%131,845 | 62.4%218,542 | 350,387 |
| 1990 | D | 68.1%217,563 | 29.4%93,836 | 319,336 |
| 1988 | R | 48.1%175,809 | 51.9%189,445 | 365,254 |
| 1984 | D | 56.9%215,704 | 40.7%154,308 | 379,155 |
| 1982 | D | 54.5%174,861 | 41.7%133,789 | 321,062 |
| 1978 | D | 55.7%160,353 | 44.3%127,589 | 287,942 |
| 1976 | D | 64.2%206,232 | 35.8%115,213 | 321,445 |
Covering roughly the eastern two-thirds of Montana by land area, this district pairs ranching communities and energy-sector workers with small cities like Billings, producing consistent Republican margins in federal races.
Across the recorded series it reached a Democratic high of 2.5 points in 2008 and a Republican high of 11.8 points in 2016. Between 2020 and 2024 the district moved 4.7 points toward the Republican candidate; the 2024 margin was 11.6 points.
A population of 541,948, a 86% non-Hispanic-white share, and a median household income of $73,598 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 2 and Congressional District (at Large).
The congressional 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 1st Congressional District. Akashic. https://akashic.app/cd/3001/. Accessed May 20, 2026. License: CC BY 4.0.