1998 general · November 3, 1998
1998 Montana election results
Every race on Montana's ballot in the 1998 general election: winners, margins and seats that changed party.
Races127
Changed party13
Unopposed43%55 races
Incumbents defeated7
U.S. House
R 1
Montana State Senate
D 10 · R 16 · 2 changed party
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-1 | Ric Holden (R) | 17.9 | |
| SD-4 | Mack Cole (R) | 39.7 | |
| SD-7 | John C. Bohlinger (R) | Unopposed | |
| SD-9 | Al Bishop (R) | 3.0 | |
| SD-11 | Ken Miller (R) | Unopposed | |
| SD-12 | Alvin A. Ellis Jr. (R) | Unopposed | |
| SD-13 | Lorents Grosfield (R) | Unopposed | |
| SD-14 | Jack Wells (R) | 4.3 | |
| SD-16 | Don Hargrove (R) | Unopposed | |
| SD-20 | Duane Grimes (R) | 10.6 | |
| SD-21 | Eve Franklin (D) | Unopposed | |
| SD-23 | B. F. Chris Christiaens (D) | 50.9 | |
| SD-24 | Steve Doherty (D) | 19.3 | |
| SD-26 | Mignon Waterman (D) | 26.1 | |
| SD-28 | Tom Beck (R) | 18.6 | |
| SD-30 | Steve Benedict (R) | Unopposed | |
| SD-32 | Vicki Cocchiarella (D) | Unopposed | |
| SD-33 | Vivian M. Brooke (D) | Unopposed | |
| SD-34 | Mike Halligan (D) | Unopposed | |
| SD-38 | Bob Keenan (R) | Unopposed | |
| SD-39 | Arnie A. Mohl (R) | Unopposed | |
| SD-41 | William S. Crismore (R) | 65.2 | |
| SD-43 | Glenn A. Roush (D) | 10.8 | Flipped |
| SD-44 | E. P. Ekegren (R) | 20.8 | |
| SD-45 | Jon Tester (D) | 11.1 | Flipped |
| SD-46 | Greg Jergeson (D) | Unopposed |
Montana House of Representatives
D 40 · R 60 · 11 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