November 2, 1920
General Election
A total of 987,632 Californians voted in this election.
| President | |||
| James M. Cox | Democratic | 24.3% | Loss |
| Eugene V. Debs | Socialist | 6.8% | Loss |
| Warren G. Harding | Republican | 66.3% | Win |
| Aaron S. Watkins | Prohibition | 2.7% | Loss |
| Senate3 | |||
| Elvina S. Beals | Socialist | 4% | Loss |
| James S. Edwards | Prohibition | 6.3% | Loss |
| James D. Phelan | Democratic | 40.7% | Loss |
| Samuel M. Shortridge | Republican | 49% | Win |
| CD-01 | |||
| C. A. Bodwell | Republican | 33.3% | Loss |
| Allen K. Gifford | Socialist | 5% | Loss |
| Clarence F. Lea | Democratic | 61.7% | Win |
| CD-02 | |||
| John E. Raker | Democratic | 100% | Win |
| CD-03 | |||
| Miles William Beck | Socialist | 4.9% | Loss |
| C. F. Curry | Republican | 74.7% | Win |
| J. W. Stuckenbruck | Democratic | 20.3% | Loss |
| CD-04 | |||
| Milton Harlan | Socialist | 15.4% | Loss |
| Julius Kahn | Republican | 84.6% | Win |
| CD-05 | |||
| Thomas Conway | Socialist | 17.9% | Loss |
| John I. Nolan | Republican | 82.1% | Win |
| CD-06 | |||
| John A. Elston | Republican | 83.3% | Win |
| Maynard Shipley | Socialist | 16.7% | Loss |
| CD-07 | |||
| Henry E. Barbour | Republican | 87.2% | Win |
| Harry M. McKee | Socialist | 12.8% | Loss |
| CD-08 | |||
| Arthur M. Free | Republican | 64% | Win |
| Hugh S. Hersman | Democratic | 36% | Loss |
| CD-09 | |||
| Mary E. Garbutt | Socialist | 5.5% | Loss |
| Charles H. Randall (I) | Prohibition | 34.8% | Loss |
| Charles F. Van de Water | Republican | 59.7% | Win |
| CD-10 | |||
| Henry Z. Osborne | Republican | 82.7% | Win |
| Upton Sinclair | Socialist | 17.3% | Loss |
| CD-11 | |||
| Hugh L. Dickson | Democratic | 27.1% | Loss |
| Philip D. Swing | Republican | 72.9% | Win |
| SD-01 | |||
| H. C. Nelson | Republican | 60.3% | Win |
| John F. Quinn | Democratic | 39.7% | Loss |
| SD-03 | |||
| Thomas Ingram | Republican | 100% | Win |
| SD-05 | |||
| Benjamin F. Rush | Republican | 100% | Win |
| SD-07 | |||
| J. M. Inman | Republican | 100% | Win |
| SD-09 | |||
| William R. Sharkey | Republican | 100% | Win |
| SD-11 | |||
| M. B. Johnson | Republican | 100% | Win |
| SD-13 | |||
| Frank M. Carr | Republican | 84.7% | Win |
| Frans Roepke | Socialist | 15.3% | Loss |
| SD-15 | |||
| Arthur H. Breed Sr. | Republican | 87.8% | Win |
| Herbert L. Coggins | Socialist | 12.2% | Loss |
| SD-17 | |||
| Elmer S. Rigdon | Democratic | 100% | Win |
| SD-19 | |||
| Lester G. Burnett | Republican | 100% | Win |
| SD-21 | |||
| Charles William Godsil | Republican | 100% | Win |
| SD-23 | |||
| Walter A. McDonald | Republican | 100% | Win |
| SD-25 | |||
| F. A. Arbuckle | Republican | 65.1% | Win |
| Joseph Mayo Argabrite | Democratic | 34.9% | Loss |
| SD-27 | |||
| A. E. Osborne | Republican | 64.1% | Win |
| Josephine Rand Rogers | Independent | 35.9% | Loss |
| SD-29 | |||
| Joseph F. Fitzpatrick | Democratic | 37.9% | Loss |
| Dwight H. Hart | Republican | 51.6% | Win |
| Henry A. Hart | Socialist | 10.5% | Loss |
| SD-31 | |||
| Harry A. Chamberlin | Republican | 83.9% | Win |
| Claude C. Showen | Socialist | 16.1% | Loss |
| SD-33 | |||
| Ms. Marie C. Brehm | Prohibition | 37.6% | Loss |
| Joseph A. Rominger | Republican | 62.4% | Win |
| SD-35 | |||
| Egbert J. Gates | Republican | 100% | Win |
| SD-37 | |||
| Newton M. Allen | Republican | 100% | Win |
| SD-39 | |||
| Walter Eden | Republican | 100% | Win |
| AD-01 | |||
| H. B. Ream | Democratic | 86.1% | Win |
| Hiram Thomas Whitley | Socialist | 13.9% | Loss |
| AD-02 | |||
| Frank J. Cummings | Republican | 100% | Win |
| AD-03 | |||
| Albert F. Ross Jr. | Republican | 100% | Win |
| AD-04 | |||
| John J. Donnelly | Democratic | 35.2% | Loss |
| F. J. Powers | Republican | 64.8% | Win |
| AD-05 | |||
| Van Bernard | Republican | 56.4% | Win |
| Seth Millington Jr. | Democratic | 43.6% | Loss |
| AD-06 | |||
| P. Connolly | Democratic | 48.7% | Loss |
| J. A. Pettis | Republican | 51.3% | Win |
| AD-07 | |||
| Elizabeth Hughes | Republican | 100% | Win |
| AD-08 | |||
| C. C. Black | Democratic | 37% | Loss |
| Ed Lewis | Republican | 63% | Win |
| AD-09 | |||
| Ivan H. Parker | Republican | 100% | Win |
| AD-10 | |||
| Robert B. McPherson | Republican | 100% | Win |
| AD-11 | |||
| Frank L. Coombs | Republican | 100% | Win |
| AD-12 | |||
| Joseph A. McMinn | Democratic | 35.9% | Loss |
| A. F. Stevens | Republican | 64.1% | Win |
| AD-13 | |||
| Lucien E. Fulwider | Republican | 100% | Win |
| AD-14 | |||
| John W. Johnston | Republican | 100% | Win |
| AD-15 | |||
| Percy G. West | Republican | 100% | Win |
| AD-16 | |||
| Ralph McGee | Democratic | 100% | Win |
| AD-17 | |||
| James E. Manning | Republican | 100% | Win |
| AD-18 | |||
| James N. Long | Republican | 100% | Win |
| AD-19 | |||
| Bradford S. Crittenden | Republican | 56.2% | Win |
| David W. Miller | Democratic | 43.8% | Loss |
| AD-20 | |||
| Oscar C. Parkinson | Republican | 91.1% | Win |
| David Thomas Rose | Socialist | 8.9% | Loss |
| AD-21 | |||
| Thomas F. Feeley | Socialist | 32.8% | Loss |
| Frederick C. Hawes | Republican | 67.2% | Win |
| AD-22 | |||
| Frank Xavier Lintner | Socialist | 30.1% | Loss |
| Thomas A. Mitchell | Republican | 69.9% | Win |
| AD-23 | |||
| Joseph F. Burns | Democratic | 73.5% | Win |
| Walter E. Walker | Socialist | 26.5% | Loss |
| AD-24 | |||
| Donald James Bruce | Independent | 34.8% | Loss |
| William M. Collins | Republican | 52.1% | Win |
| Erick Erickson | Socialist | 13.1% | Loss |
| AD-25 | |||
| William B. Hornblower | Republican | 52.7% | Win |
| Joseph Francis O'Malley | Democratic | 39.6% | Loss |
| Walter Towers | Socialist | 7.7% | Loss |
| AD-26 | |||
| Roy Fellom | Republican | 83.8% | Win |
| Nestor Mattson | Socialist | 16.2% | Loss |
| AD-27 | |||
| W. H. Eastman | Socialist | 14.7% | Loss |
| P. J. Gray | Republican | 85.3% | Win |
| AD-28 | |||
| George W. Lee | Republican | 100% | Win |
| AD-29 | |||
| Harry I. Koblik | Socialist | 21.6% | Loss |
| Harry F. Morrison | Republican | 78.4% | Win |
| AD-30 | |||
| Clarence W. Morris | Republican | 79.1% | Win |
| Max Seller | Socialist | 20.9% | Loss |
| AD-31 | |||
| Albert A. Rosenshine | Republican | 100% | Win |
| AD-32 | |||
| George W. Warren | Republican | 100% | Win |
| AD-33 | |||
| John B. Badaracco | Democratic | 61.8% | Win |
| Mario J. Rocca | Independent | 38.2% | Loss |
| AD-34 | |||
| E. H. Christian | Republican | 100% | Win |
| AD-35 | |||
| J. Edward Morgan | Socialist | 19.5% | Loss |
| Homer R. Spence | Republican | 80.5% | Win |
| AD-36 | |||
| Florence Logan Johnson | Socialist | 15.5% | Loss |
| Gilbert L. Jones | Republican | 72.2% | Win |
| Amelia McPike | Democratic | 12.3% | Loss |
| AD-37 | |||
| Clifton E. Brooks | Republican | 62.2% | Win |
| Charles L. Donohoe | Democratic | 29.3% | Loss |
| H. C. Morgan | Socialist | 8.5% | Loss |
| AD-38 | |||
| Edgar S. Hurley | Republican | 77.9% | Win |
| H. C. Tuck | Socialist | 22.1% | Loss |
| AD-39 | |||
| Frank W. Anderson | Republican | 45.5% | Win |
| John W. Fowler | Progressive (Bull Moose) | 14.7% | Loss |
| John J. McLean | Independent | 27.6% | Loss |
| George Nisbet | Socialist | 12.2% | Loss |
| AD-40 | |||
| Clara I. Cornwall | Socialist | 22.5% | Loss |
| Arthur A. Wendering | Republican | 77.5% | Win |
| AD-41 | |||
| Anna L. Saylor | Republican | 91.2% | Win |
| William Serb | Socialist | 8.8% | Loss |
| AD-42 | |||
| Frank Leonard Eksward | Republican | 100% | Win |
| AD-43 | |||
| George C. Cleveland | Republican | 100% | Win |
| AD-44 | |||
| E. J. Stoppelworth | Independent | 38.2% | Loss |
| T. M. Wright | Republican | 61.8% | Win |
| AD-45 | |||
| Charles C. Spalding | Republican | 100% | Win |
| AD-46 | |||
| Esto B. Broughton | Democratic | 100% | Win |
| AD-47 | |||
| Maurice B. Browne | Democratic | 36.7% | Loss |
| John Calvin Webster | Republican | 63.3% | Win |
| AD-48 | |||
| Daniel McCloskey | Republican | 100% | Win |
| AD-49 | |||
| Guy Windrem | Democratic | 100% | Win |
| AD-50 | |||
| B. W. McKeen | Republican | 52.4% | Win |
| Earl E. Slater | Democratic | 47.6% | Loss |
| AD-51 | |||
| C. J. Butler | Socialist | 6.4% | Loss |
| Loren A. Butts | Democratic | 41.6% | Loss |
| Herbert McDowell | Republican | 52% | Win |
| AD-52 | |||
| Democratic | 88% | Win | |
| Berman De Boer | Socialist | 12% | Loss |
| AD-53 | |||
| Carlton W. Greene | Republican | 100% | Win |
| AD-54 | |||
| Frank Johnson | Republican | 52.8% | Win |
| Oscar L. Odale | Democratic | 47.2% | Loss |
| AD-55 | |||
| Charles W. Cleary | Republican | 100% | Win |
| AD-56 | |||
| Grace S. Dorris | Write-in | 35.7% | Loss |
| Franklin Heck | Democratic | 64.3% | Win |
| AD-57 | |||
| Isaac Jones | Republican | 65.7% | Win |
| R. O. Price | Democratic | 34.3% | Loss |
| AD-58 | |||
| Noah Lee Levering | Democratic | 29.1% | Loss |
| Jeffry J. "J. J." Prendergast | Republican | 70.9% | Win |
| AD-59 | |||
| William C. Oakley | Democratic | 39.8% | Loss |
| Oscar W. Smith | Republican | 60.2% | Win |
| AD-60 | |||
| George E. Hume | Republican | 63.4% | Win |
| W. E. Shepherd | Democratic | 36.6% | Loss |
| AD-61 | |||
| John Robert White Jr. | Republican | 100% | Win |
| AD-62 | |||
| Arthur A. Weber | Republican | 100% | Win |
| AD-63 | |||
| Sidney T. Graves | Republican | 78.6% | Win |
| Harold "Hal" Wilson | Democratic | 21.4% | Loss |
| AD-64 | |||
| Harry Lyons | Republican | 83.1% | Win |
| Harry G. Menhennick | Socialist | 16.9% | Loss |
| AD-65 | |||
| Joseph L. Pedrotti | Republican | 100% | Win |
| AD-66 | |||
| Richmond P. Benton | Republican | 64% | Win |
| Lucius Christian Dale | Prohibition | 21.8% | Loss |
| Leo Laskowski | Socialist | 14.2% | Loss |
| AD-67 | |||
| Franklin D. Mather | Republican | 100% | Win |
| AD-68 | |||
| Ira A. Lee | Republican | 100% | Win |
| AD-69 | |||
| Henry W. Wright | Republican | 100% | Win |
| AD-70 | |||
| Frank F. Merriam | Republican | 100% | Win |
| AD-71 | |||
| E. O. Loucks | Republican | 71.2% | Win |
| William Smith | Socialist | 28.8% | Loss |
| AD-72 | |||
| Willard E. Badham | Republican | 100% | Win |
| AD-73 | |||
| Elmer P. Bromley | Republican | 100% | Win |
| AD-74 | |||
| Frank E. Gayhart | Democratic | 32.4% | Loss |
| Frederick M. Roberts | Republican | 55.6% | Win |
| William J. Scully | Socialist | 12.1% | Loss |
| AD-75 | |||
| Edwin Baker | Republican | 76.9% | Win |
| Irving S. Baltimore | Democratic | 23.1% | Loss |
| AD-76 | |||
| William O. Hart | Republican | 100% | Win |
| AD-77 | |||
| Chester M. Kline | Republican | 100% | Win |
| AD-78 | |||
| W. F. Beal | Republican | 100% | Win |
| AD-79 | |||
| James O. Bishop | Republican | 100% | Win |
| AD-80 | |||
| Robert W. Colburn | Republican | 58.7% | Win |
| W. A. Doran | Independent | 22.4% | Loss |
| D. O. Lamb | Democratic | 18.9% | Loss |