1970 general · November 3, 1970
1970 Montana election results
Every race on Montana's ballot in the 1970 general election: winners, margins and seats that changed party.
Races59
Changed party4
Unopposed12%7 races
Incumbents defeated14
Montana State Senate
D 15 · R 13 · 2 changed party
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-1 | Glen T. Rugg (R) | 23.7 | |
| SD-5 | Robert S. Cotton (D) | 10.7 | |
| SD-8 | Carroll Graham (D) | 20.1 | |
| SD-9 | William R. Lowe · Antoinette Fraser Rosell · Herbert J. Klindt (R) | 1.4 | |
| SD-11 | Earl Moritz (R) | 13.6 | |
| SD-13 | William R. Mackay (R) | 40.0 | |
| SD-14 | Ben H. Stein (R) | 6.4 | |
| SD-15 | Virgil Hanks (D) | 1.5 | |
| SD-17 | Gordon McGowan (D) | 4.4 | |
| SD-18 | William H. Bertsche · P. J. Gilfeather · C. F. Sorensen (D) | 0.7 | |
| SD-19 | David F. James (D) | Unopposed | Flipped |
| SD-20 | W. Gordon McOmber (D) | 0.3 | Flipped |
| SD-21 | Glen L. Drake (R) | 9.7 | Incumbent lost |
| SD-22 | P. J. Keenan (D) | 14.0 | |
| SD-23 | James R. Shea · Leonard E. Vainio (D) | 11.5 | |
| SD-24 | Frank W. Hazelbaker (R) | Unopposed | |
| SD-25 | W. A. Groff (D) | 12.9 | |
| SD-26 | Elmer Flynn · Fred G. Carl (DEM) | 0.8 | Incumbent lost |
| SD-27 | George McCallum (R) | 14.2 | |
| SD-28 | Jean A. Turnage (R) | Unopposed | |
| SD-30 | George Siderius · W. F. Bennett (DEM) | 5.7 |
Montana House of Representatives
D 49 · R 55 · 2 changed party
| Race | Winner | Won by | Notes |
|---|---|---|---|
| HD-1 | Earl Whitney · Arnold H. Falkenstern (R) | 2.7 | |
| HD-2 | S. A. Olson · A. A. Zody (REP) | 1.1 | Incumbent lost |
| HD-3 | Robert C. Prevost · Oscar S. Kvaalen (DEM) | 11.6 | |
| HD-4 | Orphey Lien · Ralph F. Eggebrecht (D) | 3.7 | |
| HD-5A | Ed B. Smith (R) | 25.4 | |
| HD-5B | Art Lund · Wallace B. Edland · D. L. Knudsen (REP) | 0.4 | |
| HD-6 | Vic East · Cecil Weeding (REP) | 3.3 | |
| HD-7 | James P. Lucas · Walter J. Ulmer (R) | 5.8 | |
| HD-8 | Bill Christiansen · Carl M. Smith (DEM) | 12.6 | |
| HD-9 | W. S. Mather · Henry S. Cox · Harold E. Gerke · Harrison G. Fagg · Jeffrey J. Scott · Robert E. Glennen · Thomas E. Towe · Lloyd C. Lockrem Jr. · George Darrow · Gary Giesick · John H. Pierce · Dick Forester (REP) | 0.0 | Incumbent lost |
| HD-10A | Louis Perry (R) | 15.5 | |
| HD-10B | Francis Bardanouve (D) | 35.2 | |
| HD-11 | J. O. Asbjornson · Bradley B. Parrish (REP) | 2.2 | Incumbent lost |
| HD-12A | Hershel M. Robbins (D) | 7.2 | |
| HD-12B | Gene Spilde (R) | 16.2 | |
| HD-13 | L. M. Aber · James H. Burnett (R) | 4.1 | Incumbent lost |
| HD-14 | Bill Warfield · Dan Yardley (REP) | 0.8 | |
| HD-15 | Robert F. Dye · Dorothy Bradley · Robert A. Ellerd · R. M. Lockwood (REP) | 0.7 | |
| HD-16 | Robert L. Marks · Terry Murphy (REP) | 1.5 | Incumbent lost |
| HD-17 | Miles L. Swan · Robert M. Anderson (REP) | 5.2 | Incumbent lost |
| HD-18 | Larry Fasbender · John C. Hall · Tom Selstad · John W. Devine · Michael T. Greely · William C. Hodges · M. F. Keller · Jack Gunderson · Pat McKittrick · Gorham E. Swanberg · John B. Staigmiller (DEM) | 0.2 | Incumbent lost |
| HD-19 | Allen C. Kolstad · Leroy Aspevig · Walter Laas (REP) | 8.4 | |
| HD-20A | Kenneth M. Wolf (R) | Unopposed | |
| HD-20B | Everett M. Snortland (R) | 2.2 | FlippedIncumbent lost |
| HD-20C | Nels Hemstad (R) | 12.6 | |
| HD-21 | James T. Harrison Jr. · George T. Bennett · Bruce W. Lanthorn · Chase Patrick (R) | 4.6 | |
| HD-22A | Joe Brand (D) | 13.2 | |
| HD-22B | William Menahan · John Mehrens · Albert E. Kosena (D) | Unopposed | |
| HD-23 | Joe Quilici · John E. Healy · Robert E. Lee · John J. D. Lynch · Jerry V. Lombardi · Harold McGrath · Robert J. Harper (D) | 3.0 | |
| HD-24A | Tom Clemow (R) | Unopposed | |
| HD-24B | Peter V. Jackson (D) | 8.0 | FlippedIncumbent lost |
| HD-25 | Norris Nichols · Jack E. Fitzgarrald (R) | 1.7 | Incumbent lost |
| HD-26 | Tom Haines · Gary Marbut · William R. Campbell · Robert D. Watt · H. O. Worden · A. L. Ainsworth · Bill Norman (REP) | 0.1 | Incumbent lost |
| HD-27 | Orin P. Kendall · Dale Sverdsten (DEM) | 15.9 | |
| HD-28 | James F. Fleming Jr. · Leland Schoonover (D) | 3.7 | |
| HD-29 | Hugh F. McNamer · George Johnston (REP) | 2.9 | Incumbent lost |
| HD-30 | Matt Himsl · James E. Murphy · William Zimmer · Conrad Lundgren · Bob Brown (REP) | 1.0 | |
| HD-31 | William R. Baeth · Arthur H. Sheldon (D) | Unopposed |
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