Partisan identification in the electorate As of July 2025, Arizona's registered voters include 1,597,705 Republicans (35.7%), 1,270,307 Democrats (28.4%), 31,905 Libertarians (0.7%), 39,804 No Labels (0.9%), 5,045 Greens (0.1%), and 1,525,855 "Other" (34.1%).

State politics Most political offices are currently held by members of the Republican Party. Both U.S. Senators and 3 of out the 9 House of Representatives members are Democrats, (the other six are Republicans) Many were first elected in the 2018 elections. The following table indicates the political parties of elected officials in Arizona:

Governor Secretary of State Attorney General State Treasurer Superintendent of Public Instruction State Mine Inspector

The table also indicates the historical party composition in the: State Senate State House of Representatives State Corporation CommissionEntries from 1912–1976 can be downloaded from the Arizona Memory Project here: State delegation to the U.S. Senate State delegation to the U.S. House of Representatives

For years in which a presidential election was held, the table indicates which party's nominees received the state's electoral votes.

Pre-statehood (1863–1911)

YearExecutive officesTerritorial LegislatureU.S. CongressGovernorSecretary of StateAttorney GeneralSupt. of Pub. Inst.SenateHouseDelegate1863 John A. Gurley Richard C.McCormick Charles D. Poston John N. Goodwin 1864Coles Bashford 1865John N. Goodwin 1866John A. RushRichard C.McCormick James P. T. Carter 1867Coles Bashford 1868James P. T. Carter 1869Coles Bashford G. H. Oury Richard C.McCormick Anson P. K. Safford 187018711872J. E. McCaffry187318741875Hiram Sanford Stevens 1876John Philo Hoyt 1877John Philo Hoyt John J. Gosper 1878John C. Frémont 1879John G. Campbell 18801881G. H. Oury John J. Gosper 1882Frederick AugustusTritle Hiram M. Van Arman 18831884Clark Churchill 1885Curtis Coe Bean C. Meyer Zulick James A. Bayard 18861887Briggs GoodrichMarcus A. Smith 1888John A. Rush1889Clark Churchill Lewis Wolfley Oakes Murphy 1890John N. Irwin 18911892William Herring Oakes Murphy Nathan A. Morford 1893John C. HerndonL. C. Hughes Charles MorelleBruce Francis J. Heney 18941895Thomas D. SatterwhiteOakes Murphy 1896J. F. Wilson Charles Morelle Bruce Benjamin J. Franklin 1897A. P. ShewmanMarcus A. Smith Myron H. McCord Charles H. Akers 1898C. M. FrazierOakes Murphy Charles F. Ainsworth1899John Frank Wilson 19001901Marcus A. Smith 1902Isaac T. Stoddard Edmund W. Wells Alexander Brodie 1903John Frank Wilson 1904William F. Nichols Joseph Henry Kibbey 1905E. S. ClarkMarcus A. Smith William F. Nichols Joseph Henry Kibbey 190619071908John H. Page 1909Ralph H. Cameron Richard Elihu Sloan George U. Young 1910John B. Wright1911

1912–2026

YearExecutive officesState LegislatureCorp.Comm.United States CongressElectoral votesGovernorSecretaryof StateAttorneyGeneralTreasurerSupt. of Pub. Inst.Mine InspectorSenateHouseU.S. Senator(Class I)U.S. Senator(Class III)U.S.House1912George W. P. Hunt Sidney PrestonOsborn George PurdyBallard David F. Johnson Charles O. Case G. H. Bolin 15D, 4R31D, 4R3DHenry F. Ashurst Marcus A. Smith CarlHaydenWilson/Marshall 191319141915Wiley E. Jones Mit Simms 18D, 1R35D19161917 Thomas E. Campbell David F. Johnson 14D, 5R31D, 4RGeorge W. P. Hunt 19181919Thomas E. Campbell Mit Simms Harry S. Ross 26D, 9R1920Harding/Coolidge 1921Ernest Hall W. J. Galbraith Raymond R. Earhart Elsie Toles John F. White 10R, 9D20D, 18RRalph H. Cameron 19221923George W. P. Hunt James H. Kerby John W. Murphy Wayne Hubbs Charles O. Case Tom C. Foster 18D, 1R41D, 6R1924Coolidge/Dawes 1925Vernon S. Wright 17D, 2R19261927J. C. Callaghan 43D, 9RCarl Hayden LewisDouglas1928K. Berry Peterson Hoover/Curtis 1929John CalhounPhillips J. C. Callaghan Charles R. Price 37D, 17R1930 Ike Fraizer 1931George W. P. Hunt Scott White Mit Simms 18D, 1R52D, 12R1932Roosevelt/Garner 1933Benjamin BakerMoeur James H. Kerby Arthur T. La Prade W. M. Cox Herman E. Hendrix 19D59D, 4RIsabellaGreenway19341935John L. Sullivan Mit Simms 18D, 1R51D19361937Rawghlie ClementStanford Joe Conway Harry M. Moore 19D50D, 1RJohn R.Murdock19381939Robert TaylorJones Harry M. Moore William G. Petersen 51D, 1R1940Roosevelt/Wallace 1941Sidney PrestonOsborn Joe Hunt E. D. Ring 53DErnest McFarland 1942Dan EdwardGarvey 1943 James D. Brush 58D2D1944John L. Sullivan Alva E. Weaver Roosevelt/Truman 1945William T. Brooks Clifford J. Murdock 57D, 1R19461947Mit Simms Nolan D. Pulliam 53D, 5R1948Evo AntonDeConcini Dan EdwardGarvey Curtis Williams Truman/Barkley 1949Wesley Bolin Fred O. Wilson J. W. Kelly Marion Brooks 52D, 7R19501951John HowardPyle E. T. Williams Jr. 61D, 10R1952Eisenhower/Nixon 1953Ross F. Jones J. W. Kelly Edward Massey 15D, 4R50D, 30RBarry Goldwater 1D, 1R1954 2D, 1R1955Ernest McFarland Robert Morrison E. T. Williams Jr. Cliff Harkins 26D, 2R61D, 19R3D19561957J. W. Kelly Marion Brooks 57D, 23R19581959Paul Fannin H. Y. Sprague Wilburn W. Dick R. V. Hersey 27D, 1R55D, 25R1960 Wade Church John Quebedeaux Nixon/Lodge 1961Robert Pickrell J. W. Kelly 24D, 4R52D, 28R19621963Milton J. Husky 48D, 32R2D, 1R2D, 1R1964Goldwater/Miller 1965Sam Goddard Jr. Darrell F. Smith Bob Kennedy Sarah Folsom Verne C. McCutchan 26D, 2R45D, 35R3DPaul Fannin 19661967Jack Williams Charles H. Garland 16R, 14D33R, 27D2R, 1D1968Nixon/Agnew 1969Gary K. Nelson Morris A. Herring Weldon P. Shofstall 17R, 13D34R, 26D 2D, 1RBarry Goldwater 1970 2R, 1D1971Ernest Garfield 18R, 12D3R19721973Bart Fleming 38R, 22D3R, 1D1974 N. Warner Lee 1975Raúl HéctorCastro Bruce Babbitt Carolyn Warner Bert C. Romero 18D, 12R33R, 27D1976Ford/Dole 1977Verne C. McCutchan 16D, 14R38R, 22D2R, 1DDennis DeConcini 2R, 2DWesley Bolin Rose Mofford 1978Bruce Babbitt Jack LaSota Ted M. Martinez 1979Robert K. Corbin Clark Dierks James H. McCutchan 16R, 14D42R, 18D1980Reagan/Bush 198143R, 17D19821983Ray Rottas 18R, 12D39R, 21D3R, 2D1984198538R, 22D3D4R, 1D19861987Evan Mecham C. Diane Bishop 19R, 11D36R, 24D2D, 1RJohn McCain 1988Bush/Quayle Rose Mofford James Shumway 1989Douglas K. Martin 17R, 13D34R, 26D19901991Fife Symington Richard Mahoney Grant Woods Tony West 17D, 13R33R, 27D1992Bush/Quayle 199318R, 12D35R, 25D3R, 3D19941995Jane Dee Hull Lisa GrahamKeegan 19R, 11D38R, 22DJon Kyl 5R, 1D1996Clinton/Gore 199718R, 12D2R, 1DJane Dee Hull Betsey Bayless 19981999Janet Napolitano Carol Springer 16R, 14D40R, 20D3R2000Bush/Cheney 2001Jaime Molera 15R, 15D36R, 24D5R20022003Janet Napolitano Jan Brewer Terry Goddard David Petersen Tom Horne 17R, 13D39R, 21D6R, 2D2004200518R, 12D 38R, 22D2006 Elliott Hibbs 39R, 21D2007Dean Martin Joe Hart 17R, 13D33R, 27D4R, 4D2008McCain/Palin 2009Jan Brewer Ken Bennett 18R, 12D36R, 24D3R, 2D5D, 3R20102011Tom Horne Doug Ducey John Huppenthal 21R, 9D40R, 20D5R, 3D2012Romney/Ryan 201317R, 13D36R, 24D5RJeff Flake 5D, 4R20142015Doug Ducey Michele Reagan Mark Brnovich Jeff DeWit Diane Douglas 5R, 4D2016 18R, 12DTrump/Pence 201717R, 13D35R, 25D2018 Eileen Klein Jon Kyl 2019Katie Hobbs Kimberly Yee Kathy Hoffman 31R, 29D4R, 1DKyrsten Sinema Martha McSally 5D, 4R2020Biden/Harris 202116R, 14D3R, 2DMark Kelly 2022Paul Marsh 2023Katie Hobbs Adrian Fontes Kris Mayes Tom Horne 4R, 1DKyrsten Sinema 6R, 3D2024Trump/Vance 202517R, 13D33R, 27D5RRuben Gallego Les Presmyk 2026

From 2027 In 2026 Arizonans will elect a lieutenant governor for the first time, pursuant to Proposition 131 in 2022.

See also Law and government in Arizona List of Arizona state legislatures

Further reading Berman, David R. (2024). Arizona Politics and Government: The Quest for Autonomy, Democracy, and Development (2 ed.). University of Nebraska Press.

Notes