2010 general · November 2, 2010
2010 Montana election results
Every race on Montana's ballot in the 2010 general election: winners, margins and seats that changed party.
Races127
Changed party21
Unopposed24%31 races
Incumbents defeated10
U.S. House
R 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| MT-AL | Denny Rehberg (R) | 26.6 |
Montana State Senate
D 9 · R 17 · 3 changed party
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-1 | Chas V. Vincent (R) | Unopposed | |
| SD-4 | Jon Sonju (R) | 35.6 | |
| SD-5 | Verdell Jackson (R) | 46.1 | |
| SD-8 | Shannon James Augare (D) | 8.5 | |
| SD-11 | Anders Blewett (D) | 16.7 | |
| SD-12 | Mitch Tropila (D) | Unopposed | |
| SD-13 | Ed Buttrey (R) | 15.4 | Flipped |
| SD-14 | Llew Jones (R) | Unopposed | |
| SD-15 | Jim Peterson (R) | 51.8 | |
| SD-17 | Rowlie D. Hutton (R) | 20.4 | Flipped |
| SD-20 | Frederick Moore (R) | Unopposed | |
| SD-23 | Alan Olson (R) | Unopposed | |
| SD-25 | Kendall Vandyk (D) | 0.1 | FlippedIncumbent lost |
| SD-28 | Jeff Essmann (R) | 34.2 | |
| SD-29 | Edward Walker (R) | 33.7 | |
| SD-30 | Jason Priest (R) | 30.4 | |
| SD-31 | Ron Arthun (R) | 33.1 | |
| SD-32 | Larry Jent (D) | 7.3 | |
| SD-35 | Art Wittich (R) | 38.2 | |
| SD-39 | Terry Murphy (R) | 20.7 | |
| SD-40 | Mary Caferro (D) | 10.4 | |
| SD-42 | Dave Lewis (R) | Unopposed | |
| SD-43 | Gene Vuckovich (D) | 2.7 | |
| SD-44 | Bob Lake (R) | 30.1 | |
| SD-48 | Tom Facey (D) | 23.9 | |
| SD-49 | David E. Wanzenried (D) | 14.6 |
Montana House of Representatives
D 32 · R 68 · 18 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