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The following table indicates the party of elected officials in the U.S. state of South Dakota:
- Governor
- Lieutenant Governor
- Secretary of State
- Attorney General
- State Auditor
- State Treasurer
- Commissioner of School and Public Lands
The table also indicates the historical party composition in the:
- State Senate
- State House of Representatives
- State Public Utilities Commission
- 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 candidate received the state's electoral votes.
| Year | Executive offices[1] | State Legislature | Pub. Util. Comm. | United States Congress | Electoral votes | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Governor | Lt. Governor | Sec. of State | Atty. Gen. | Auditor | Treasurer | Comm. of Lands | State Senate | State House | U.S. Senator (Class II) | U.S. Senator (Class III) | U.S. House | |||
| 1889 | Arthur C. Mellette (R)[a] | James H. Fletcher (R) | Amund O. Ringsrud (R) | Robert Dollard (R) | L. C. Taylor (R) | Wilbur F. Smith (R) | Osner H. Parker (R) | 37R, 4D, 4I | 106R, 13D, 2Pop, 2I, 1Fus | 3NP | Richard F. Pettigrew (R) | Gideon C. Moody (R) | 2R | |
| 1890 | ||||||||||||||
| 1891 | George H. Hoffman (R) | W. W. Taylor (R) | Thomas H. Ruth (R) | 22R, 10I, 8D, 3Pop, 2? | 58D, 33I, 20R, 10Pop, 1Fus[b] | James H. Kyle (I) | ||||||||
| 1892 | Harrison/ Reid (R) 
| |||||||||||||
| 1893 | Charles H. Sheldon (R) | Charles N. Herreid (R) | Thomas Thorson (R) | Coe I. Crawford (R) | J. E. Hipple (R) | 35R, 4D, 3I, 1Pop | 69R, 8I, 4D, 2Pop | James H. Kyle (Pop) | ||||||
| 1894 | ||||||||||||||
| 1895 | Kirk G. Phillips (R) | John L. Lockhart (R) | 35R, 3D, 3Pop, 3Fus, 1I | 69R, 11Pop, 2D, 2I | 3R | |||||||||
| 1896 | Richard F. Pettigrew (SvR) | 2 – Bryan/ Sewall (D/SvR) 2 – Bryan/ Watson (Pop)
| ||||||||||||
| 1897 | Andrew E. Lee (Pop) | Daniel T. Hindman (R) | William H. Roddle (R) | Melvin Grigsby (Pop) | J. E. Mayhew (R) | 20R, 15Fus, 6Pop, 2D | 39R, 18Fus, 17Pop, 9D, 1I | 3Pop | 2Pop | |||||
| 1898 | ||||||||||||||
| 1899 | Andrew E. Lee (Fus)[c] | John T. Kean (R) | John L. Pyle (R)[d] | James D. Reeves (R) | John Schamber (R) | David Eastman (R) | 31R, 6Fus, 4D, 4Pop | 61R, 15Fus, 9D, 2Pop | 2Pop, 1R | 2R | ||||
| 1900 | McKinley/ Roosevelt (R) 
| |||||||||||||
| 1901 | James H. Kyle (R)[d] | |||||||||||||
| Charles N. Herreid (R) | George W. Snow (R) | O. C. Berg (R) | 41R, 2Fus, 1D, 1Pop | 79R, 7D, 1Fus | 2R, 1Pop | Robert J. Gamble (R) | Alfred B. Kittredge (R) | |||||||
| 1902 | Adolphus W. Burtt (R) | |||||||||||||
| 1903 | Philo Hall (R) | J. F. Halladay (R) | C. B. Collins (R) | C. J. Bach (R) | 41R, 3D, 1Fus | 77R, 8D, 2Fus | 3R | |||||||
| 1904 | Roosevelt/ Fairbanks (R)
| |||||||||||||
| 1905 | Samuel H. Elrod (R) | John E. McDougall (R) | David D. Wipf (R) | 42R, 2Pop, 1D | 86R, 2D, 1Fus | |||||||||
| 1906 | ||||||||||||||
| 1907 | Coe I. Crawford (R) | Howard C. Shober (R) | S. Wesley Clark (R) | John Hirning (R) | C. H. Cassill (R) | O. C. Dokken (R) | 35R, 8D, 1Pop, 1Fus | 80R, 9D | ||||||
| 1908 | Taft/ Sherman (R)
| |||||||||||||
| 1909 | Robert S. Vessey (R) | Samuel C. Polley (R) | George G. Johnson (R) | 38R, 6D, 1Pop | 92R, 9D, 1Pop, 1I | Coe I. Crawford (R) | ||||||||
| 1910 | ||||||||||||||
| 1911 | Frank M. Byrne (R) | Royal C. Johnson (R) | Henry B. Anderson (R) | F. F. Brinkler (R) | 32R, 11D, 1Pop, 1I | 97R, 5D, 1Pop, 1I | ||||||||
| 1912 | Roosevelt/ Johnson (Prog)
| |||||||||||||
| 1913 | Frank M. Byrne (R) | Edward Lincoln Abel (R) | Frank Galsner(R) | A. W. Ewert (R) | 34R, 11D | 89R, 13D, 1I | Thomas Sterling (R) | 3R | ||||||
| 1914 | ||||||||||||||
| 1915 | Peter Norbeck (R) | Frank M. Rood (R) | Clarence C. Caldwell (R) | J. E. Handlin (R) | Fred Hepperle (R) | 84R, 19D | Edwin S. Johnson (D) | 2R, 1D | ||||||
| 1916 | Hughes/ Fairbanks (R)
| |||||||||||||
| 1917 | Peter Norbeck (R) | William H. McMaster (R) | G. H. Helgerson (R) | N. E. Knight (R) | 35R, 10D | 89R, 14D | ||||||||
| 1918 | ||||||||||||||
| 1919 | C. A. Burkhart (R)[d] | Byron S. Payne (R) | Jay Reeves (R) | 43R, 2D | 88R, 11D, 3I, 1? | |||||||||
| 1920 | Harding/ Coolidge (R)
| |||||||||||||
| 1921 | William H. McMaster (R) | Carl Gunderson (R) | W. S. O'Brein (R) | 44R, 1D | 95R, 4D, 4I | Peter Norbeck (R) | 3R | |||||||
| 1922 | Clarence E. Coyne (R) | |||||||||||||
| 1923 | Buell F. Jones (R) | Edward A. Jones (R) | 34R, 9D, 2I | 84R, 12D, 5I, 1Fus | ||||||||||
| 1924 | Coolidge/ Dawes (R)
| |||||||||||||
| 1925 | Carl Gunderson (R) | Alva Clark Forney (R) | James L. Driscoll (R) | O. P. J. Englstorm (R) | 35R, 9D, 1FL | 85R, 15D, 2I, 1Fus | William H. McMaster (R) | |||||||
| 1926 | ||||||||||||||
| 1927 | William J. Bulow (D) | Hyatt E. Covey (R) | Gladys Pyle (R) | A. J. Moodie (R) | 29R, 16D | 77R, 25D, 1? | ||||||||
| 1928 | Hoover/ Curtis (R)
| |||||||||||||
| 1929 | Clarence E. Coyne (R)[d] | Merrell Q. Sharpe (R) | William M. Dunn (R) | 33R, 12D | 82R, 21D | |||||||||
| John T. Grigsby (D)[e] | ||||||||||||||
| 1930 | ||||||||||||||
| 1931 | Warren Green (R) | Odell K. Whitney (R) | Elizabeth Coyne (R) | A. C. Goodhope (R) | 31R, 14D | 79R, 24D | William J. Bulow (D) | |||||||
| 1932 | Roosevelt/ Garner (D)
| |||||||||||||
| 1933 | Tom Berry (D) | Hans Ustrud (D) | Myrtle Morrison (D) | D. Walter Conway (D) | George O'Neill (D) | Frank G. Stewart (D) | Ben Strool (D) | 30D, 15R | 69D, 34R | 2R, 1D | 2D | |||
| 1934 | ||||||||||||||
| 1935 | Robert Peterson (D) | 32D, 13R | 63D, 40R | 2D, 1R | ||||||||||
| 1936 | ||||||||||||||
| 1937 | Leslie Jensen (R) | Donald McMurchie (R) | Goldie Wells (D) | Clair Roddewig (D) | Raymond A. Kelly (D) | W. H. Hinselman (D) | 23R, 22D | 66R, 37D | 2R, 1D | Herbert E. Hitchcock (D) | 1D, 1R | |||
| 1938 | Gladys Pyle (R) | |||||||||||||
| 1939 | Harlan J. Bushfield (R) | Olive A. Ringsrud (R) | Leo A. Temmey (R) | W. W. Warner (R) | W. G. Douglas (R) | Earl A. Hammerquest (R) | 30R, 5D | 62R, 13D | 3R | Chan Gurney (R) | 2R | |||
| 1940 | Willkie/ McNary (R)
| |||||||||||||
| 1941 | A. C. Miller (R) | 31R, 4D | 65R, 10D | |||||||||||
| 1942 | John N. Thompson (R) | |||||||||||||
| 1943 | Merrell Q. Sharpe (R) | L. M. Larsen (R) | George T. Mickelson (R) | E. V. Youngquist (R)[d] | John A. Lunden (R) | 69R, 6D | Harlan J. Bushfield (R)[d] | |||||||
| 1944 | Dewey/ Bricker (R)
| |||||||||||||
| 1945 | Sioux K. Grigsby (R) | Steve E. Anderson (R) | Hazel Dean (R) | 35R | 72R, 3D | |||||||||
| 1946 | ||||||||||||||
| 1947 | George T. Mickelson (R) | Annamae Riff (R) | Sigurd Anderson (R) | Clarence E. Buehler (R) | 71R, 4D | |||||||||
| 1948 | Dewey/ Warren (R)
| |||||||||||||
| Vera C. Bushfield (R)[e] | ||||||||||||||
| 1949 | Rex Terry (R) | Bernard Linn (R) | 27R, 8D | 64R, 11D | Karl Mundt (R)[f] | |||||||||
| 1950 | James O. Gilkerson (R) | |||||||||||||
| 1951 | Sigurd Anderson (R) | Geraldine Ostroot (R) | Ralph A. Dunham (R) | Theodore Mehlaf (R) | 29R, 6D | 66R, 9D | Francis Case (R) | |||||||
| 1952 | Lawrence E. Mayes (R) | Eisenhower/ Nixon (R)
| ||||||||||||
| 1953 | 35R | 73R, 2D | ||||||||||||
| 1954 | ||||||||||||||
| 1955 | Joe Foss (R) | L. Roy Houck (R) | Phil Saunders (R) | Ed Elkins (R) | 29R, 6D | 57R, 18D | ||||||||
| 1956 | Fay A. Allbee (R) | |||||||||||||
| 1957 | Clara Halls (R) | 18R, 17D | 48R, 27D | 1D, 1R | ||||||||||
| 1958 | Oscar Brosz (R) | |||||||||||||
| 1959 | Ralph Herseth (D) | John F. Lindley (D) | Selma Sandness (D) | Parnell J. Donahue (D) | Harriet Horning (D) | Al Hamre (R) | 20D, 15R | 43R, 32D | ||||||
| 1960 | Nixon/ Lodge (R)
| |||||||||||||
| 1961 | Archie M. Gubbrud (R) | Joe Bottum (R)[g] | Essie Wiedenman (R) | A. C. Miller (R) | Betty Lou Casey (R) | 23R, 12D | 57R, 18D | 2R | ||||||
| 1962 | ||||||||||||||
| vacant | Joe Bottum (R) | |||||||||||||
| 1963 | Nils Boe (R) | Frank Farrar (R) | Al Hamre (R) | Lloyd Jorgenson (R) | 26R, 9D | 58R, 17D | George McGovern (D) | |||||||
| 1964 | Johnson/ Humphrey (D)
| |||||||||||||
| 1965 | Nils Boe (R) | Lem Overpeck (R) | Alma Larson (R) | 19R, 15D, 1I | 45R, 30D | |||||||||
| 1966 | ||||||||||||||
| 1967 | Lloyd Jorgenson (R) | Al Hamre (R) | 29R, 6D | 64R, 11D | ||||||||||
| 1968 | Nixon/ Agnew (R)
| |||||||||||||
| 1969 | Frank Farrar (R) | James Abdnor (R) | Gordon Mydland (R) | Alice Kundert (R) | Neal Strand (R) | 27R, 8D | 59R, 16D | |||||||
| 1970 | ||||||||||||||
| 1971 | Richard F. Kneip (D)[h] | William Dougherty (D) | Ralph Ginn (R)[d] | 24R, 11D | 45R, 30D | 2R, 1D | 2D | |||||||
| 1972 | ||||||||||||||
| 1973 | Lorna Herseth (D) | Kermit A. Sande (D) | David Volk (R) | George Kane (D)[e] | 18D, 17R | 35R, 35D[i] | 2D, 1R | James Abourezk (D) | 1D, 1R | |||||
| 1974 | ||||||||||||||
| 1975 | Harvey Wollman (D)[j] | Bill Janklow (R) | 19D, 16R | 37R, 33D | 3D | 2R | ||||||||
| 1976 | Ford/ Dole (R)
| |||||||||||||
| 1977 | 24R, 11D | 48R, 22D | 2D, 1R | |||||||||||
| 1978 | Harvey Wollman (D)[j] | vacant[j] | ||||||||||||
| 1979 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | John J. Gerken (R) | Larry Pressler (R) | 1D, 1R | ||||||
| 1980 | Reagan/ Bush (R)
| |||||||||||||
| 1981 | 25R, 10D | 49R, 21D | 2R, 1D | James Abdnor (R) | ||||||||||
| 1982 | ||||||||||||||
| 1983 | F. Julian Cheney (R) | 26R, 9D | 52R, 18D | 2D, 1R | Tom Daschle (D) | |||||||||
| 1984 | David Volk (R) | |||||||||||||
| 1985 | John J. Gerken (R) | 25R, 10D | 57R, 13D | |||||||||||
| 1986 | ||||||||||||||
| 1987 | George S. Mickelson (R)[d] | Walter Dale Miller (R) | Joyce Hazeltine (R) | Roger Tellinghuisen (R) | Timothy Amdahl (R) | 24R, 11D | 48R, 22D | 3D | Tom Daschle (D) | Tim Johnson (D) | ||||
| 1988 | Bush/ Quayle (R)
| |||||||||||||
| 1989 | 20R, 15D | 46R, 24D | 2D, 1R | |||||||||||
| 1990 | ||||||||||||||
| 1991 | Mark Barnett (R) | G. Homer Harding (R) | Curt Johnson (D) | 18R, 17D | 45R, 25D | |||||||||
| 1992 | Bush/ Quayle (R)
| |||||||||||||
| 1993 | Walter Dale Miller (R)[k] | Steve T. Kirby (R)[e] | 20D, 15R | 41R, 29D | ||||||||||
| 1994 | ||||||||||||||
| 1995 | Bill Janklow (R) | Carole Hillard (R) | Dick Butler (D) | 19R, 16D | 45R, 24D, 1I | |||||||||
| 1996 | Dole/ Kemp (R)
| |||||||||||||
| 1997 | 22R, 13D | 47R, 23D | Tim Johnson (D) | John Thune (R) | ||||||||||
| 1998 | ||||||||||||||
| 1999 | 52R, 18D | |||||||||||||
| 2000 | Bush/ Cheney (R)
| |||||||||||||
| 2001 | 24R, 11D | 50R, 20D | ||||||||||||
| 2002 | ||||||||||||||
| 2003 | Mike Rounds (R) | Dennis Daugaard (R) | Chris Nelson (R) | Larry Long (R) | Rich Sattgast (R) | Vern Larson (R) | Bryce Healy (D) | 26R, 9D | 49R, 21D | 2R, 1D | Bill Janklow (R)[l] | |||
| 2004 | Stephanie Herseth Sandlin (D)[m] | |||||||||||||
| 2005 | 25R, 10D | 51R, 19D | 3R | John Thune (R) | ||||||||||
| 2006 | ||||||||||||||
| 2007 | Jarrod Johnson (R) | 20R, 15D | 50R, 20D | 2R, 1D | ||||||||||
| 2008 | McCain/ Palin (R)
| |||||||||||||
| 2009 | 21R, 14D | 46R, 24D | ||||||||||||
| 2010 | Marty Jackley (R) | |||||||||||||
| 2011 | Dennis Daugaard (R) | Matt Michels (R) | Jason Gant (R) | Steve Barnett (R) | Rich Sattgast (R) | 30R, 5D | 50R, 19D, 1I | 3R | Kristi Noem (R) | |||||
| 2012 | Romney/ Ryan (R)
| |||||||||||||
| 2013 | Vern Larson (R) | 28R, 7D | 53R, 17D | |||||||||||
| 2014 | ||||||||||||||
| 2015 | Shantel Krebs (R) | Ryan Brunner (R)[n] | 27R, 8D | 58R, 12D | Mike Rounds (R) | |||||||||
| 2016 | Trump/ Pence (R)
| |||||||||||||
| 2017 | 29R, 6D | 60R, 10D | ||||||||||||
| 2018 | ||||||||||||||
| 2019 | Kristi Noem (R) | Larry Rhoden (R) | Steve Barnett (R) | Jason Ravnsborg (R)[o] | Rich Sattgast (R) | Josh Haeder (R) | 30R, 5D | 59R, 11D | Dusty Johnson (R) | |||||
| 2020 | Trump/ Pence (R)
| |||||||||||||
| 2021 | 32R, 3D | 62R, 8D | ||||||||||||
| 2022 | Jarrod Johnson (R)[e] | |||||||||||||
| Mark Vargo (R)[e] | ||||||||||||||
| 2023 | Monae Johnson (R) | Marty Jackley (R) | Brock Greenfield (R) | 31R, 4D | 63R, 7D | |||||||||
| 2024 | [to be determined] | |||||||||||||
| Year | Governor | Lt. Governor | Sec. of State | Atty. Gen. | Auditor | Treasurer | Comm. of Lands | State Senate | State House | Pub. Util. Comm. | U.S. Senator (Class II) | U.S. Senator (Class III) | U.S. House | Electoral votes |
| Executive offices | State Legislature | United States Congress | ||||||||||||
- ^ Arthur C. Mellette had served as the final governor of Dakota Territory prior to his election as the first governor of the State of South Dakota.
- ^ A Independent Republican Speaker, Charles X. Seward, was elected with the support of Democrats, Independents, Populists, and members of the Farmers' Alliance who ran as Independents. This alliance, with the Farmers' Alliance and the Populists being predominant, ran and organized the chamber.[2]
- ^ Andrew E. Lee won re-election on the Fusion ticket in 1898. In 1898, the Fusion Party was a coalition of Democrats/
Populists; in 1900 it consisted of Democrats, Populists and Silver Republicans. - ^ a b c d e f g h Died in office.
- ^ a b c d e f Appointed to fill a vacancy.
- ^ Appointed after having already been elected to a full term.
- ^ Resigned when appointed to a seat in the U.S. Senate.
- ^ Richard F. Kneip was the last South Dakota governor to serve a two-year term (1971-73 and 1973-75), and the first elected to a four-year term (in the 1974 election).
- ^ A Democrat, Gene N. LeBrun, was elected Speaker, and the Democrats organized and ran the House.[3]
- ^ a b c On July 24, 1978, Governor Kneip resigned to become United States Ambassador to Singapore. Lieutenant Governor Harvey L. Wollman succeeded to the office of governor on that date and served until January 1, 1979. The office of Lieutenant Governor remained vacant for the remainder of the term.
- ^ Assumed office following the death or resignation of predecessor.
- ^ Resigned.
- ^ First elected in special election.
- ^ Resigned to be a senior policy advisor in Governor Noem's office.
- ^ Jason Ravnsborg was impeached by the South Dakota House of Representatives on April 12, 2022, and was suspended from his duties pending the trial in the South Dakota Senate.
