1970 general · November 3, 1970
1970 Illinois House of Representatives election results, district by district
Every Illinois House of Representatives district in the 1970 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Republicans controlled the chamber · 177 seats
After the electionD 87 · R 90
Races59
Changed party0
Unopposed51%30 races
Incumbents defeated3
Every district
D 87 · R 90
| Race | Winner | Won by | Notes |
|---|---|---|---|
| RD-1 | Brian B. Duff · Harold A. Katz · Bradley M. Glass (REP) | 13.0 | |
| RD-2 | Edward E. Bluthardt · Raymond J. Welsh Jr. · Richard A. Walsh (REP) | 6.8 | |
| RD-3 | David J. Regner · Eugene F. Schlickman · Eugenia S. Chapman (REP) | 11.8 | |
| RD-4 | Aaron Jaffe · Robert S. Juckett · Arthur E. Simmons (DEM) | 1.2 | |
| RD-5 | Ronald K. Hoffman · Joseph P. McGah · William D. Walsh (REP) | 5.1 | |
| RD-6 | Harry Yourell · Edward L. Kipley Sr. · Romie J. Palmer (DEM) | 6.3 | |
| RD-7 | Joseph G. Sevcik · Henry J. Klosak · Gerald W. Shea (REP) | 9.9 | |
| RD-8 | Anthony Scariano · John W. Thompson · Lynn G. Brenne (DEM) | 8.3 | |
| RD-9 | Don A. Moore · Leland H. Rayson · George M. Burditt (REP) | 5.8 | |
| RD-10 | Arthur L. Berman · Daniel J. Obrien · Michael F. Zlatnik (DEM) | 0.3 | |
| RD-11 | Bruce L. Douglas · John Merlo · Arthur A. Telcser (DEM) | Unopposed | |
| RD-12 | Paul J. Randolph · Ira Colitz · Robert L. Thompson (REP) | Unopposed | |
| RD-13 | John B. Brandt · Howard W. Carroll · Charles J. Fleck Jr. (DEM) | Unopposed | |
| RD-14 | William J. Laurino · John F. Leon · Jacob John Wolf (DEM) | 3.1 | Incumbent lost |
| RD-15 | Peter J. Miller · Thaddeus Lechowicz · Bernard B. Wolfe (REP) | Unopposed | |
| RD-16 | Ralph C. Capparelli · Roman J. Kosinski · Henry Hyde (DEM) | 2.3 | Incumbent lost |
| RD-17 | Benedict Garmisa · Edward J. Shaw · Louis Janczak (DEM) | Unopposed | |
| RD-18 | Lawrence Diprima · Robert F. McParrtlin · Bernard McDevitt (DEM) | Unopposed | |
| RD-19 | Richard A. Carter · Isaac Sims · Louis F. Capuzi (DEM) | Unopposed | |
| RD-20 | Matt Ropa · Victor A. Arrigo · Peter C. Granata (DEM) | Unopposed | |
| RD-21 | Otis G. Collins · Frank C. Wolf · Lillian Karmazyn (DEM) | Unopposed | |
| RD-22 | James Y. Carter · Corneal A. Davis · Genoa S. Washington (DEM) | Unopposed | |
| RD-23 | John G. Gary · Frank J. Smith · John F. Wall (DEM) | Unopposed | |
| RD-24 | Robert E. Mann · James A. McLendon · Bernard E. Epton (DEM) | Unopposed | |
| RD-25 | Michael H. McDermott · Bernard J. Ohallaren · Raymond J. Kahoun (DEM) | Unopposed | |
| RD-26 | James C. Taylor · Harold Washington · J. Horace Gardner (DEM) | Unopposed | |
| RD-27 | Michael Madigan · Walter McAvoy · Robert M. Terzich (DEM) | 1.3 | |
| RD-28 | John P. Downes · Eugene M. Barnes · J. Theodore Meyer (DEM) | 3.6 | |
| RD-29 | Lewis A. H. Caldwell · Raymond W. Ewell · Elwood Graham (DEM) | Unopposed | |
| RD-30 | Henry M. Lenard · Samuel C. Maragos · Philip W. Collins (DEM) | Unopposed | |
| RD-31 | John S. Matijevich · John H. Conolly · W. J. Murphy (DEM) | Unopposed | |
| RD-32 | Daniel M. Pierce · George W. Lindberg · John Henry Kleine (DEM) | Unopposed | |
| RD-33 | Thomas J. Hanahan · Lester Cunningham · R. Bruce Waddell (DEM) | Unopposed | |
| RD-34 | E. J. Giorgi · Frank North · W. Timothy Simms (DEM) | Unopposed | |
| RD-35 | Robert E. Brinkmeier · Merle K. Anderson · David C. Shapiro (DEM) | Unopposed | |
| RD-36 | John Jerome Hill · Allan L. Schoeberlein · John E. Friedland (DEM) | Unopposed | |
| RD-37 | William A. Redmond · James Philip · Gene L. Hoffman (DEM) | Unopposed | |
| RD-38 | George Hudson · Robert C. Dyer · J. Glenn Schneider (REP) | Unopposed | |
| RD-39 | Tobias Barry · Kenneth W. Miller · James D. Nowlan (DEM) | Unopposed | |
| RD-40 | Joseph Fennessey · Carl T. Hunsicker · Carl W. Soderstrom (DEM) | Unopposed | |
| RD-41 | John J. Houlihan · W. Robert Blair · George M. O'Brien (DEM) | 1.7 | |
| RD-42 | James R. Washburn · Thomas R. Houde · C. R. Hamilton (REP) | 3.0 | |
| RD-43 | James D. Carrigan · Robert G. Day · Fred J. Tuerk (DEM) | Unopposed | |
| RD-44 | Oral Jacobs · Donald A. Henss · Pete Pappas (DEM) | 3.9 | |
| RD-45 | Clarence E. Neff · Louis A. Markert · A. T. McMaster (REP) | Unopposed | |
| RD-46 | Gale Schisler · James Vonboeckman · Wilbur H. Lauterbach (DEM) | 1.2 | |
| RD-47 | Gerald A. Bradley · Edward Madigan · Harber H. Hall (DEM) | Unopposed | |
| RD-48 | John C. Hirschfeld · Charles W. Clabaugh · Paul Stone (REP) | 6.3 | |
| RD-49 | Robert Craig · William D. Cox · Charles M. Campbell (DEM) | 3.6 | |
| RD-50 | Elmo McClain · Thomas C. Rose · Jerry Corbett (DEM) | 9.4 | |
| RD-51 | J. David Jones · James T. Londrigan · W. Joseph Gibbs (REP) | 1.8 | |
| RD-52 | Webber Borchers · Rolland F. Tipsword · John W. Alsup (REP) | 3.2 | |
| RD-53 | Ken Boyle · Ben C. Harpstrite · A. C. Bartulis (DEM) | 2.4 | |
| RD-54 | Charles F. Keller · Roscoe D. Cunningham · Don E. Brummet (DEM) | 1.9 | Incumbent lost |
| RD-55 | Horace L. Calvo · Leland J. Kennedy · Robert J. Walters (DEM) | Unopposed | |
| RD-56 | James G. Krause · Monroe L. Flinn · Ed Lehman (DEM) | 8.7 | |
| RD-57 | Norbert Springer · James D. Holloway · William J. Cunningham (REP) | 1.7 | |
| RD-58 | Ben C. Blades · Harold D. Stedelin · Richard O. Hart (REP) | 17.9 | |
| RD-59 | Clyde L. Choate · Gale Williams · C. L. McCormick (DEM) | 1.1 |
Illinois House of Representatives
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