2020 general · November 3, 2020
2020 Montana election results
Every race on Montana's ballot in the 2020 general election: winners, margins and seats that changed party.
Races132
Changed party10
Unopposed30%39 races
Incumbents defeated6
- President
- U.S. Senate
- Governors
- Statewide offices
- U.S. House
- Montana State Senate
- Montana House of Representatives
President
R 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| Montana | Donald J. Trump (R) | 16.4 |
U.S. Senate
R 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| Montana | Steve Daines (R) | 10.0 |
Governors
R 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| Montana | Greg Gianyes (R) | 12.9 | Flipped |
Statewide offices
R 3
| Race | Winner | Won by | Notes |
|---|---|---|---|
| Montana Attorney General | Austin Knudsen (R) | 17.0 | |
| Montana Auditor | Troy Downing (R) | 15.9 | |
| Montana Secretary of State | Christi Jacobsen (R) | 19.1 |
U.S. House
R 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| MT-AL | Matthew M. Rosendale, Sr. (R) | 12.8 |
Montana State Senate
D 8 · R 17
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-2 | Carl Glimm (R) | 36.6 | |
| SD-3 | Keith Regier (R) | 11.7 | |
| SD-6 | Greg Hertz (R) | Unopposed | |
| SD-7 | Bob Brown (R) | 50.0 | |
| SD-10 | Steve Fitzpatrick (R) | Unopposed | |
| SD-15 | Ryan Osmundson (R) | Unopposed | |
| SD-16 | Mike Fox (D) | Unopposed | |
| SD-17 | Mike L. Lang (R) | Unopposed | |
| SD-18 | Steve Hinebauch (R) | 56.7 | |
| SD-21 | Jason D. Small (R) | 15.6 | |
| SD-23 | Tom McGillvray (R) | Unopposed | |
| SD-25 | Jen Gross (D) | 2.9 | |
| SD-26 | Chris Friedel (R) | 5.1 | Incumbent lost |
| SD-28 | Brad Molnar (R) | Unopposed | |
| SD-31 | Chris Pope (D) | 32.6 | |
| SD-35 | Walt Sales (R) | Unopposed | |
| SD-36 | Jeff Welborn (R) | 59.1 | |
| SD-37 | Ryan Lynch (D) | 29.6 | |
| SD-38 | Edith McClafferty (D) | 0.4 | |
| SD-39 | Mark Sweeney (D) | 1.6 | |
| SD-40 | Terry J. Gauthier (R) | 20.9 | |
| SD-44 | Theresa Manzella (R) | 34.4 | |
| SD-45 | Ellie Hill (D) | 26.0 | |
| SD-46 | Shannon Obrien (D) | 32.1 | |
| SD-47 | Dan Salomon (R) | 9.3 |
Montana House of Representatives
D 33 · R 67 · 9 changed party
Montana
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Harvard Dataverse / Carl Klarner; MIT Election Data and Science Lab