# Political party strength in South Dakota

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 | Executive offices | Executive offices | Executive offices | Executive offices | Executive offices | Executive offices | State Legislature | State Legislature | Pub. Util. Comm. | United States Congress | United States Congress | United States Congress | Electoral votes |
| 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 |
| 1889 | Arthur C. Mellette (R) | 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 | Arthur C. Mellette (R) | 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 | |
| 1891 | Arthur C. Mellette (R) | George H. Hoffman (R) | Amund O. Ringsrud (R) | Robert Dollard (R) | L. C. Taylor (R) | W. W. Taylor (R) | Thomas H. Ruth (R) | 22R, 10I, 8D, 3Pop, 2? | 58D, 33I, 20R, 10Pop, 1Fus | 3NP | Richard F. Pettigrew (R) | James H. Kyle (I) | 2R | |
| 1892 | Arthur C. Mellette (R) | George H. Hoffman (R) | Amund O. Ringsrud (R) | Robert Dollard (R) | L. C. Taylor (R) | W. W. Taylor (R) | Thomas H. Ruth (R) | 22R, 10I, 8D, 3Pop, 2? | 58D, 33I, 20R, 10Pop, 1Fus | 3NP | Richard F. Pettigrew (R) | James H. Kyle (I) | 2R | Harrison/ Reid (R) N |
| 1893 | Charles H. Sheldon (R) | Charles N. Herreid (R) | Thomas Thorson (R) | Coe I. Crawford (R) | J. E. Hipple (R) | W. W. Taylor (R) | Thomas H. Ruth (R) | 35R, 4D, 3I, 1Pop | 69R, 8I, 4D, 2Pop | 3NP | Richard F. Pettigrew (R) | James H. Kyle (Pop) | 2R | Harrison/ Reid (R) N |
| 1894 | Charles H. Sheldon (R) | Charles N. Herreid (R) | Thomas Thorson (R) | Coe I. Crawford (R) | J. E. Hipple (R) | W. W. Taylor (R) | Thomas H. Ruth (R) | 35R, 4D, 3I, 1Pop | 69R, 8I, 4D, 2Pop | 3NP | Richard F. Pettigrew (R) | James H. Kyle (Pop) | 2R | Harrison/ Reid (R) N |
| 1895 | Charles H. Sheldon (R) | Charles N. Herreid (R) | Thomas Thorson (R) | Coe I. Crawford (R) | J. E. Hipple (R) | Kirk G. Phillips (R) | John L. Lockhart (R) | 35R, 3D, 3Pop, 3Fus, 1I | 69R, 11Pop, 2D, 2I | 3R | Richard F. Pettigrew (R) | James H. Kyle (Pop) | 2R | Harrison/ Reid (R) N |
| 1896 | Charles H. Sheldon (R) | Charles N. Herreid (R) | Thomas Thorson (R) | Coe I. Crawford (R) | J. E. Hipple (R) | Kirk G. Phillips (R) | John L. Lockhart (R) | 35R, 3D, 3Pop, 3Fus, 1I | 69R, 11Pop, 2D, 2I | 3R | Richard F. Pettigrew (SvR) | James H. Kyle (Pop) | 2R | 2 – Bryan/ Sewall (D/SvR) N 2 – Bryan/ Watson (Pop) N |
| 1897 | Andrew E. Lee (Pop) | Daniel T. Hindman (R) | William H. Roddle (R) | Melvin Grigsby (Pop) | J. E. Mayhew (R) | Kirk G. Phillips (R) | John L. Lockhart (R) | 20R, 15Fus, 6Pop, 2D | 39R, 18Fus, 17Pop, 9D, 1I | 3Pop | Richard F. Pettigrew (SvR) | James H. Kyle (Pop) | 2Pop | 2 – Bryan/ Sewall (D/SvR) N 2 – Bryan/ Watson (Pop) N |
| 1898 | Andrew E. Lee (Pop) | Daniel T. Hindman (R) | William H. Roddle (R) | Melvin Grigsby (Pop) | J. E. Mayhew (R) | Kirk G. Phillips (R) | John L. Lockhart (R) | 20R, 15Fus, 6Pop, 2D | 39R, 18Fus, 17Pop, 9D, 1I | 3Pop | Richard F. Pettigrew (SvR) | James H. Kyle (Pop) | 2Pop | 2 – Bryan/ Sewall (D/SvR) N 2 – Bryan/ Watson (Pop) N |
| 1899 | Andrew E. Lee (Fus) | John T. Kean (R) | William H. Roddle (R) | John L. Pyle (R) | James D. Reeves (R) | John Schamber (R) | David Eastman (R) | 31R, 6Fus, 4D, 4Pop | 61R, 15Fus, 9D, 2Pop | 2Pop, 1R | Richard F. Pettigrew (SvR) | James H. Kyle (Pop) | 2R | 2 – Bryan/ Sewall (D/SvR) N 2 – Bryan/ Watson (Pop) N |
| 1900 | Andrew E. Lee (Fus) | John T. Kean (R) | William H. Roddle (R) | John L. Pyle (R) | James D. Reeves (R) | John Schamber (R) | David Eastman (R) | 31R, 6Fus, 4D, 4Pop | 61R, 15Fus, 9D, 2Pop | 2Pop, 1R | Richard F. Pettigrew (SvR) | James H. Kyle (Pop) | 2R | McKinley/ Roosevelt (R) Y |
| 1901 | Andrew E. Lee (Fus) | John T. Kean (R) | William H. Roddle (R) | John L. Pyle (R) | James D. Reeves (R) | John Schamber (R) | David Eastman (R) | 31R, 6Fus, 4D, 4Pop | 61R, 15Fus, 9D, 2Pop | 2Pop, 1R | Richard F. Pettigrew (SvR) | James H. Kyle (R) | 2R | McKinley/ Roosevelt (R) Y |
| 1901 | Charles N. Herreid (R) | George W. Snow (R) | O. C. Berg (R) | John L. Pyle (R) | James D. Reeves (R) | John Schamber (R) | David Eastman (R) | 41R, 2Fus, 1D, 1Pop | 79R, 7D, 1Fus | 2R, 1Pop | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | McKinley/ Roosevelt (R) Y |
| 1902 | Charles N. Herreid (R) | George W. Snow (R) | O. C. Berg (R) | Adolphus W. Burtt (R) | James D. Reeves (R) | John Schamber (R) | David Eastman (R) | 41R, 2Fus, 1D, 1Pop | 79R, 7D, 1Fus | 2R, 1Pop | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | McKinley/ Roosevelt (R) Y |
| 1903 | Charles N. Herreid (R) | George W. Snow (R) | O. C. Berg (R) | Philo Hall (R) | J. F. Halladay (R) | C. B. Collins (R) | C. J. Bach (R) | 41R, 3D, 1Fus | 77R, 8D, 2Fus | 3R | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | McKinley/ Roosevelt (R) Y |
| 1904 | Charles N. Herreid (R) | George W. Snow (R) | O. C. Berg (R) | Philo Hall (R) | J. F. Halladay (R) | C. B. Collins (R) | C. J. Bach (R) | 41R, 3D, 1Fus | 77R, 8D, 2Fus | 3R | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | Roosevelt/ Fairbanks (R) Y |
| 1905 | Samuel H. Elrod (R) | John E. McDougall (R) | David D. Wipf (R) | Philo Hall (R) | J. F. Halladay (R) | C. B. Collins (R) | C. J. Bach (R) | 42R, 2Pop, 1D | 86R, 2D, 1Fus | 3R | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | Roosevelt/ Fairbanks (R) Y |
| 1906 | Samuel H. Elrod (R) | John E. McDougall (R) | David D. Wipf (R) | Philo Hall (R) | J. F. Halladay (R) | C. B. Collins (R) | C. J. Bach (R) | 42R, 2Pop, 1D | 86R, 2D, 1Fus | 3R | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | Roosevelt/ Fairbanks (R) Y |
| 1907 | Coe I. Crawford (R) | Howard C. Shober (R) | David D. Wipf (R) | S. Wesley Clark (R) | John Hirning (R) | C. H. Cassill (R) | O. C. Dokken (R) | 35R, 8D, 1Pop, 1Fus | 80R, 9D | 3R | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | Roosevelt/ Fairbanks (R) Y |
| 1908 | Coe I. Crawford (R) | Howard C. Shober (R) | David D. Wipf (R) | S. Wesley Clark (R) | John Hirning (R) | C. H. Cassill (R) | O. C. Dokken (R) | 35R, 8D, 1Pop, 1Fus | 80R, 9D | 3R | Robert J. Gamble (R) | Alfred B. Kittredge (R) | 2R | Taft/ Sherman (R) Y |
| 1909 | Robert S. Vessey (R) | Howard C. Shober (R) | Samuel C. Polley (R) | S. Wesley Clark (R) | John Hirning (R) | George G. Johnson (R) | O. C. Dokken (R) | 38R, 6D, 1Pop | 92R, 9D, 1Pop, 1I | 3R | Robert J. Gamble (R) | Coe I. Crawford (R) | 2R | Taft/ Sherman (R) Y |
| 1910 | Robert S. Vessey (R) | Howard C. Shober (R) | Samuel C. Polley (R) | S. Wesley Clark (R) | John Hirning (R) | George G. Johnson (R) | O. C. Dokken (R) | 38R, 6D, 1Pop | 92R, 9D, 1Pop, 1I | 3R | Robert J. Gamble (R) | Coe I. Crawford (R) | 2R | Taft/ Sherman (R) Y |
| 1911 | Robert S. Vessey (R) | Frank M. Byrne (R) | Samuel C. Polley (R) | Royal C. Johnson (R) | Henry B. Anderson (R) | George G. Johnson (R) | F. F. Brinkler (R) | 32R, 11D, 1Pop, 1I | 97R, 5D, 1Pop, 1I | 3R | Robert J. Gamble (R) | Coe I. Crawford (R) | 2R | Taft/ Sherman (R) Y |
| 1912 | Robert S. Vessey (R) | Frank M. Byrne (R) | Samuel C. Polley (R) | Royal C. Johnson (R) | Henry B. Anderson (R) | George G. Johnson (R) | F. F. Brinkler (R) | 32R, 11D, 1Pop, 1I | 97R, 5D, 1Pop, 1I | 3R | Robert J. Gamble (R) | Coe I. Crawford (R) | 2R | Roosevelt/ Johnson (Prog) N |
| 1913 | Frank M. Byrne (R) | Edward Lincoln Abel (R) | Frank Galsner(R) | Royal C. Johnson (R) | Henry B. Anderson (R) | A. W. Ewert (R) | F. F. Brinkler (R) | 34R, 11D | 89R, 13D, 1I | 3R | Thomas Sterling (R) | Coe I. Crawford (R) | 3R | Roosevelt/ Johnson (Prog) N |
| 1914 | Frank M. Byrne (R) | Edward Lincoln Abel (R) | Frank Galsner(R) | Royal C. Johnson (R) | Henry B. Anderson (R) | A. W. Ewert (R) | F. F. Brinkler (R) | 34R, 11D | 89R, 13D, 1I | 3R | Thomas Sterling (R) | Coe I. Crawford (R) | 3R | Roosevelt/ Johnson (Prog) N |
| 1915 | Frank M. Byrne (R) | Peter Norbeck (R) | Frank M. Rood (R) | Clarence C. Caldwell (R) | J. E. Handlin (R) | A. W. Ewert (R) | Fred Hepperle (R) | 34R, 11D | 84R, 19D | 3R | Thomas Sterling (R) | Edwin S. Johnson (D) | 2R, 1D | Roosevelt/ Johnson (Prog) N |
| 1916 | Frank M. Byrne (R) | Peter Norbeck (R) | Frank M. Rood (R) | Clarence C. Caldwell (R) | J. E. Handlin (R) | A. W. Ewert (R) | Fred Hepperle (R) | 34R, 11D | 84R, 19D | 3R | Thomas Sterling (R) | Edwin S. Johnson (D) | 2R, 1D | Hughes/ Fairbanks (R) N |
| 1917 | Peter Norbeck (R) | William H. McMaster (R) | Frank M. Rood (R) | Clarence C. Caldwell (R) | J. E. Handlin (R) | G. H. Helgerson (R) | N. E. Knight (R) | 35R, 10D | 89R, 14D | 3R | Thomas Sterling (R) | Edwin S. Johnson (D) | 2R, 1D | Hughes/ Fairbanks (R) N |
| 1918 | Peter Norbeck (R) | William H. McMaster (R) | Frank M. Rood (R) | Clarence C. Caldwell (R) | J. E. Handlin (R) | G. H. Helgerson (R) | N. E. Knight (R) | 35R, 10D | 89R, 14D | 3R | Thomas Sterling (R) | Edwin S. Johnson (D) | 2R, 1D | Hughes/ Fairbanks (R) N |
| 1919 | Peter Norbeck (R) | William H. McMaster (R) | C. A. Burkhart (R) | Byron S. Payne (R) | Jay Reeves (R) | G. H. Helgerson (R) | N. E. Knight (R) | 43R, 2D | 88R, 11D, 3I, 1? | 3R | Thomas Sterling (R) | Edwin S. Johnson (D) | 2R, 1D | Hughes/ Fairbanks (R) N |
| 1920 | Peter Norbeck (R) | William H. McMaster (R) | C. A. Burkhart (R) | Byron S. Payne (R) | Jay Reeves (R) | G. H. Helgerson (R) | N. E. Knight (R) | 43R, 2D | 88R, 11D, 3I, 1? | 3R | Thomas Sterling (R) | Edwin S. Johnson (D) | 2R, 1D | Harding/ Coolidge (R) Y |
| 1921 | William H. McMaster (R) | Carl Gunderson (R) | C. A. Burkhart (R) | Byron S. Payne (R) | Jay Reeves (R) | W. S. O'Brein (R) | N. E. Knight (R) | 44R, 1D | 95R, 4D, 4I | 3R | Thomas Sterling (R) | Peter Norbeck (R) | 3R | Harding/ Coolidge (R) Y |
| 1922 | William H. McMaster (R) | Carl Gunderson (R) | Clarence E. Coyne (R) | Byron S. Payne (R) | Jay Reeves (R) | W. S. O'Brein (R) | N. E. Knight (R) | 44R, 1D | 95R, 4D, 4I | 3R | Thomas Sterling (R) | Peter Norbeck (R) | 3R | Harding/ Coolidge (R) Y |
| 1923 | William H. McMaster (R) | Carl Gunderson (R) | Clarence E. Coyne (R) | Buell F. Jones (R) | Edward A. Jones (R) | W. S. O'Brein (R) | N. E. Knight (R) | 34R, 9D, 2I | 84R, 12D, 5I, 1Fus | 3R | Thomas Sterling (R) | Peter Norbeck (R) | 3R | Harding/ Coolidge (R) Y |
| 1924 | William H. McMaster (R) | Carl Gunderson (R) | Clarence E. Coyne (R) | Buell F. Jones (R) | Edward A. Jones (R) | W. S. O'Brein (R) | N. E. Knight (R) | 34R, 9D, 2I | 84R, 12D, 5I, 1Fus | 3R | Thomas Sterling (R) | Peter Norbeck (R) | 3R | Coolidge/ Dawes (R) Y |
| 1925 | Carl Gunderson (R) | Alva Clark Forney (R) | Clarence E. Coyne (R) | Buell F. Jones (R) | Edward A. Jones (R) | James L. Driscoll (R) | O. P. J. Englstorm (R) | 35R, 9D, 1FL | 85R, 15D, 2I, 1Fus | 3R | William H. McMaster (R) | Peter Norbeck (R) | 3R | Coolidge/ Dawes (R) Y |
| 1926 | Carl Gunderson (R) | Alva Clark Forney (R) | Clarence E. Coyne (R) | Buell F. Jones (R) | Edward A. Jones (R) | James L. Driscoll (R) | O. P. J. Englstorm (R) | 35R, 9D, 1FL | 85R, 15D, 2I, 1Fus | 3R | William H. McMaster (R) | Peter Norbeck (R) | 3R | Coolidge/ Dawes (R) Y |
| 1927 | William J. Bulow (D) | Hyatt E. Covey (R) | Gladys Pyle (R) | Buell F. Jones (R) | Edward A. Jones (R) | A. J. Moodie (R) | O. P. J. Englstorm (R) | 29R, 16D | 77R, 25D, 1? | 3R | William H. McMaster (R) | Peter Norbeck (R) | 3R | Coolidge/ Dawes (R) Y |
| 1928 | William J. Bulow (D) | Hyatt E. Covey (R) | Gladys Pyle (R) | Buell F. Jones (R) | Edward A. Jones (R) | A. J. Moodie (R) | O. P. J. Englstorm (R) | 29R, 16D | 77R, 25D, 1? | 3R | William H. McMaster (R) | Peter Norbeck (R) | 3R | Hoover/ Curtis (R) Y |
| 1929 | William J. Bulow (D) | Clarence E. Coyne (R) | Gladys Pyle (R) | Merrell Q. Sharpe (R) | William M. Dunn (R) | A. J. Moodie (R) | O. P. J. Englstorm (R) | 33R, 12D | 82R, 21D | 3R | William H. McMaster (R) | Peter Norbeck (R) | 3R | Hoover/ Curtis (R) Y |
| 1929 | William J. Bulow (D) | John T. Grigsby (D) | Gladys Pyle (R) | Merrell Q. Sharpe (R) | William M. Dunn (R) | A. J. Moodie (R) | O. P. J. Englstorm (R) | 33R, 12D | 82R, 21D | 3R | William H. McMaster (R) | Peter Norbeck (R) | 3R | Hoover/ Curtis (R) Y |
| 1930 | William J. Bulow (D) | John T. Grigsby (D) | Gladys Pyle (R) | Merrell Q. Sharpe (R) | William M. Dunn (R) | A. J. Moodie (R) | O. P. J. Englstorm (R) | 33R, 12D | 82R, 21D | 3R | William H. McMaster (R) | Peter Norbeck (R) | 3R | Hoover/ Curtis (R) Y |
| 1931 | Warren Green (R) | Odell K. Whitney (R) | Elizabeth Coyne (R) | Merrell Q. Sharpe (R) | William M. Dunn (R) | A. C. Goodhope (R) | O. P. J. Englstorm (R) | 31R, 14D | 79R, 24D | 3R | William J. Bulow (D) | Peter Norbeck (R) | 3R | Hoover/ Curtis (R) Y |
| 1932 | Warren Green (R) | Odell K. Whitney (R) | Elizabeth Coyne (R) | Merrell Q. Sharpe (R) | William M. Dunn (R) | A. C. Goodhope (R) | O. P. J. Englstorm (R) | 31R, 14D | 79R, 24D | 3R | William J. Bulow (D) | Peter Norbeck (R) | 3R | Roosevelt/ Garner (D) Y |
| 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 | William J. Bulow (D) | Peter Norbeck (R) | 2D | Roosevelt/ Garner (D) Y |
| 1934 | 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 | William J. Bulow (D) | Peter Norbeck (R) | 2D | Roosevelt/ Garner (D) Y |
| 1935 | Tom Berry (D) | Robert Peterson (D) | Myrtle Morrison (D) | D. Walter Conway (D) | George O'Neill (D) | Frank G. Stewart (D) | Ben Strool (D) | 32D, 13R | 63D, 40R | 2D, 1R | William J. Bulow (D) | Peter Norbeck (R) | 2D | Roosevelt/ Garner (D) Y |
| 1936 | Tom Berry (D) | Robert Peterson (D) | Myrtle Morrison (D) | D. Walter Conway (D) | George O'Neill (D) | Frank G. Stewart (D) | Ben Strool (D) | 32D, 13R | 63D, 40R | 2D, 1R | William J. Bulow (D) | Peter Norbeck (R) | 2D | Roosevelt/ Garner (D) Y |
| 1937 | Leslie Jensen (R) | Donald McMurchie (R) | Goldie Wells (D) | Clair Roddewig (D) | Raymond A. Kelly (D) | W. H. Hinselman (D) | Ben Strool (D) | 23R, 22D | 66R, 37D | 2R, 1D | William J. Bulow (D) | Herbert E. Hitchcock (D) | 1D, 1R | Roosevelt/ Garner (D) Y |
| 1938 | Leslie Jensen (R) | Donald McMurchie (R) | Goldie Wells (D) | Clair Roddewig (D) | Raymond A. Kelly (D) | W. H. Hinselman (D) | Ben Strool (D) | 23R, 22D | 66R, 37D | 2R, 1D | William J. Bulow (D) | Gladys Pyle (R) | 1D, 1R | Roosevelt/ Garner (D) Y |
| 1939 | Harlan J. Bushfield (R) | Donald McMurchie (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 | William J. Bulow (D) | Chan Gurney (R) | 2R | Roosevelt/ Garner (D) Y |
| 1940 | Harlan J. Bushfield (R) | Donald McMurchie (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 | William J. Bulow (D) | Chan Gurney (R) | 2R | Willkie/ McNary (R) N |
| 1941 | Harlan J. Bushfield (R) | A. C. Miller (R) | Olive A. Ringsrud (R) | Leo A. Temmey (R) | W. W. Warner (R) | W. G. Douglas (R) | Earl A. Hammerquest (R) | 31R, 4D | 65R, 10D | 3R | William J. Bulow (D) | Chan Gurney (R) | 2R | Willkie/ McNary (R) N |
| 1942 | Harlan J. Bushfield (R) | A. C. Miller (R) | Olive A. Ringsrud (R) | Leo A. Temmey (R) | W. W. Warner (R) | John N. Thompson (R) | Earl A. Hammerquest (R) | 31R, 4D | 65R, 10D | 3R | William J. Bulow (D) | Chan Gurney (R) | 2R | Willkie/ McNary (R) N |
| 1943 | Merrell Q. Sharpe (R) | A. C. Miller (R) | L. M. Larsen (R) | George T. Mickelson (R) | W. W. Warner (R) | E. V. Youngquist (R) | John A. Lunden (R) | 31R, 4D | 69R, 6D | 3R | Harlan J. Bushfield (R) | Chan Gurney (R) | 2R | Willkie/ McNary (R) N |
| 1944 | Merrell Q. Sharpe (R) | A. C. Miller (R) | L. M. Larsen (R) | George T. Mickelson (R) | W. W. Warner (R) | E. V. Youngquist (R) | John A. Lunden (R) | 31R, 4D | 69R, 6D | 3R | Harlan J. Bushfield (R) | Chan Gurney (R) | 2R | Dewey/ Bricker (R) N |
| 1945 | Merrell Q. Sharpe (R) | Sioux K. Grigsby (R) | L. M. Larsen (R) | George T. Mickelson (R) | Steve E. Anderson (R) | Hazel Dean (R) | John A. Lunden (R) | 35R | 72R, 3D | 3R | Harlan J. Bushfield (R) | Chan Gurney (R) | 2R | Dewey/ Bricker (R) N |
| 1946 | Merrell Q. Sharpe (R) | Sioux K. Grigsby (R) | L. M. Larsen (R) | George T. Mickelson (R) | Steve E. Anderson (R) | Hazel Dean (R) | John A. Lunden (R) | 35R | 72R, 3D | 3R | Harlan J. Bushfield (R) | Chan Gurney (R) | 2R | Dewey/ Bricker (R) N |
| 1947 | George T. Mickelson (R) | Sioux K. Grigsby (R) | Annamae Riff (R) | Sigurd Anderson (R) | Steve E. Anderson (R) | Clarence E. Buehler (R) | John A. Lunden (R) | 35R | 71R, 4D | 3R | Harlan J. Bushfield (R) | Chan Gurney (R) | 2R | Dewey/ Bricker (R) N |
| 1948 | George T. Mickelson (R) | Sioux K. Grigsby (R) | Annamae Riff (R) | Sigurd Anderson (R) | Steve E. Anderson (R) | Clarence E. Buehler (R) | John A. Lunden (R) | 35R | 71R, 4D | 3R | Harlan J. Bushfield (R) | Chan Gurney (R) | 2R | Dewey/ Warren (R) N |
| 1948 | George T. Mickelson (R) | Sioux K. Grigsby (R) | Annamae Riff (R) | Sigurd Anderson (R) | Steve E. Anderson (R) | Clarence E. Buehler (R) | John A. Lunden (R) | 35R | 71R, 4D | 3R | Vera C. Bushfield (R) | Chan Gurney (R) | 2R | Dewey/ Warren (R) N |
| 1949 | George T. Mickelson (R) | Rex Terry (R) | Annamae Riff (R) | Sigurd Anderson (R) | Steve E. Anderson (R) | Clarence E. Buehler (R) | Bernard Linn (R) | 27R, 8D | 64R, 11D | 3R | Karl Mundt (R) | Chan Gurney (R) | 2R | Dewey/ Warren (R) N |
| 1950 | George T. Mickelson (R) | Rex Terry (R) | Annamae Riff (R) | Sigurd Anderson (R) | James O. Gilkerson (R) | Clarence E. Buehler (R) | Bernard Linn (R) | 27R, 8D | 64R, 11D | 3R | Karl Mundt (R) | Chan Gurney (R) | 2R | Dewey/ Warren (R) N |
| 1951 | Sigurd Anderson (R) | Rex Terry (R) | Geraldine Ostroot (R) | Ralph A. Dunham (R) | James O. Gilkerson (R) | Theodore Mehlaf (R) | Bernard Linn (R) | 29R, 6D | 66R, 9D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Dewey/ Warren (R) N |
| 1952 | Sigurd Anderson (R) | Rex Terry (R) | Geraldine Ostroot (R) | Ralph A. Dunham (R) | Lawrence E. Mayes (R) | Theodore Mehlaf (R) | Bernard Linn (R) | 29R, 6D | 66R, 9D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Eisenhower/ Nixon (R) Y |
| 1953 | Sigurd Anderson (R) | Rex Terry (R) | Geraldine Ostroot (R) | Ralph A. Dunham (R) | Lawrence E. Mayes (R) | Theodore Mehlaf (R) | Bernard Linn (R) | 35R | 73R, 2D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Eisenhower/ Nixon (R) Y |
| 1954 | Sigurd Anderson (R) | Rex Terry (R) | Geraldine Ostroot (R) | Ralph A. Dunham (R) | Lawrence E. Mayes (R) | Theodore Mehlaf (R) | Bernard Linn (R) | 35R | 73R, 2D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Eisenhower/ Nixon (R) Y |
| 1955 | Joe Foss (R) | L. Roy Houck (R) | Geraldine Ostroot (R) | Phil Saunders (R) | Lawrence E. Mayes (R) | Ed Elkins (R) | Bernard Linn (R) | 29R, 6D | 57R, 18D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Eisenhower/ Nixon (R) Y |
| 1956 | Joe Foss (R) | L. Roy Houck (R) | Geraldine Ostroot (R) | Phil Saunders (R) | Fay A. Allbee (R) | Ed Elkins (R) | Bernard Linn (R) | 29R, 6D | 57R, 18D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Eisenhower/ Nixon (R) Y |
| 1957 | Joe Foss (R) | L. Roy Houck (R) | Clara Halls (R) | Phil Saunders (R) | Fay A. Allbee (R) | Ed Elkins (R) | Bernard Linn (R) | 18R, 17D | 48R, 27D | 3R | Karl Mundt (R) | Francis Case (R) | 1D, 1R | Eisenhower/ Nixon (R) Y |
| 1958 | Joe Foss (R) | L. Roy Houck (R) | Clara Halls (R) | Phil Saunders (R) | Oscar Brosz (R) | Ed Elkins (R) | Bernard Linn (R) | 18R, 17D | 48R, 27D | 3R | Karl Mundt (R) | Francis Case (R) | 1D, 1R | Eisenhower/ Nixon (R) Y |
| 1959 | Ralph Herseth (D) | John F. Lindley (D) | Selma Sandness (D) | Parnell J. Donahue (D) | Harriet Horning (D) | Al Hamre (R) | Bernard Linn (R) | 20D, 15R | 43R, 32D | 3R | Karl Mundt (R) | Francis Case (R) | 1D, 1R | Eisenhower/ Nixon (R) Y |
| 1960 | Ralph Herseth (D) | John F. Lindley (D) | Selma Sandness (D) | Parnell J. Donahue (D) | Harriet Horning (D) | Al Hamre (R) | Bernard Linn (R) | 20D, 15R | 43R, 32D | 3R | Karl Mundt (R) | Francis Case (R) | 1D, 1R | Nixon/ Lodge (R) N |
| 1961 | Archie M. Gubbrud (R) | Joe Bottum (R) | Essie Wiedenman (R) | A. C. Miller (R) | Betty Lou Casey (R) | Al Hamre (R) | Bernard Linn (R) | 23R, 12D | 57R, 18D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Nixon/ Lodge (R) N |
| 1962 | Archie M. Gubbrud (R) | Joe Bottum (R) | Essie Wiedenman (R) | A. C. Miller (R) | Betty Lou Casey (R) | Al Hamre (R) | Bernard Linn (R) | 23R, 12D | 57R, 18D | 3R | Karl Mundt (R) | Francis Case (R) | 2R | Nixon/ Lodge (R) N |
| 1962 | Archie M. Gubbrud (R) | vacant | Essie Wiedenman (R) | A. C. Miller (R) | Betty Lou Casey (R) | Al Hamre (R) | Bernard Linn (R) | 23R, 12D | 57R, 18D | 3R | Karl Mundt (R) | Joe Bottum (R) | 2R | Nixon/ Lodge (R) N |
| 1963 | Archie M. Gubbrud (R) | Nils Boe (R) | Essie Wiedenman (R) | Frank Farrar (R) | Al Hamre (R) | Lloyd Jorgenson (R) | Bernard Linn (R) | 26R, 9D | 58R, 17D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Nixon/ Lodge (R) N |
| 1964 | Archie M. Gubbrud (R) | Nils Boe (R) | Essie Wiedenman (R) | Frank Farrar (R) | Al Hamre (R) | Lloyd Jorgenson (R) | Bernard Linn (R) | 26R, 9D | 58R, 17D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Johnson/ Humphrey (D) Y |
| 1965 | Nils Boe (R) | Lem Overpeck (R) | Alma Larson (R) | Frank Farrar (R) | Al Hamre (R) | Lloyd Jorgenson (R) | Bernard Linn (R) | 19R, 15D, 1I | 45R, 30D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Johnson/ Humphrey (D) Y |
| 1966 | Nils Boe (R) | Lem Overpeck (R) | Alma Larson (R) | Frank Farrar (R) | Al Hamre (R) | Lloyd Jorgenson (R) | Bernard Linn (R) | 19R, 15D, 1I | 45R, 30D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Johnson/ Humphrey (D) Y |
| 1967 | Nils Boe (R) | Lem Overpeck (R) | Alma Larson (R) | Frank Farrar (R) | Lloyd Jorgenson (R) | Al Hamre (R) | Bernard Linn (R) | 29R, 6D | 64R, 11D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Johnson/ Humphrey (D) Y |
| 1968 | Nils Boe (R) | Lem Overpeck (R) | Alma Larson (R) | Frank Farrar (R) | Lloyd Jorgenson (R) | Al Hamre (R) | Bernard Linn (R) | 29R, 6D | 64R, 11D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Nixon/ Agnew (R) Y |
| 1969 | Frank Farrar (R) | James Abdnor (R) | Alma Larson (R) | Gordon Mydland (R) | Alice Kundert (R) | Neal Strand (R) | Bernard Linn (R) | 27R, 8D | 59R, 16D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Nixon/ Agnew (R) Y |
| 1970 | Frank Farrar (R) | James Abdnor (R) | Alma Larson (R) | Gordon Mydland (R) | Alice Kundert (R) | Neal Strand (R) | Bernard Linn (R) | 27R, 8D | 59R, 16D | 3R | Karl Mundt (R) | George McGovern (D) | 2R | Nixon/ Agnew (R) Y |
| 1971 | Richard F. Kneip (D) | William Dougherty (D) | Alma Larson (R) | Gordon Mydland (R) | Alice Kundert (R) | Neal Strand (R) | Ralph Ginn (R) | 24R, 11D | 45R, 30D | 2R, 1D | Karl Mundt (R) | George McGovern (D) | 2D | Nixon/ Agnew (R) Y |
| 1972 | Richard F. Kneip (D) | William Dougherty (D) | Alma Larson (R) | Gordon Mydland (R) | Alice Kundert (R) | Neal Strand (R) | Ralph Ginn (R) | 24R, 11D | 45R, 30D | 2R, 1D | Karl Mundt (R) | George McGovern (D) | 2D | Nixon/ Agnew (R) Y |
| 1973 | Richard F. Kneip (D) | William Dougherty (D) | Lorna Herseth (D) | Kermit A. Sande (D) | Alice Kundert (R) | David Volk (R) | George Kane (D) | 18D, 17R | 35R, 35D | 2D, 1R | James Abourezk (D) | George McGovern (D) | 1D, 1R | Nixon/ Agnew (R) Y |
| 1974 | Richard F. Kneip (D) | William Dougherty (D) | Lorna Herseth (D) | Kermit A. Sande (D) | Alice Kundert (R) | David Volk (R) | George Kane (D) | 18D, 17R | 35R, 35D | 2D, 1R | James Abourezk (D) | George McGovern (D) | 1D, 1R | Nixon/ Agnew (R) Y |
| 1975 | Richard F. Kneip (D) | Harvey Wollman (D) | Lorna Herseth (D) | Bill Janklow (R) | Alice Kundert (R) | David Volk (R) | George Kane (D) | 19D, 16R | 37R, 33D | 3D | James Abourezk (D) | George McGovern (D) | 2R | Nixon/ Agnew (R) Y |
| 1976 | Richard F. Kneip (D) | Harvey Wollman (D) | Lorna Herseth (D) | Bill Janklow (R) | Alice Kundert (R) | David Volk (R) | George Kane (D) | 19D, 16R | 37R, 33D | 3D | James Abourezk (D) | George McGovern (D) | 2R | Ford/ Dole (R) N |
| 1977 | Richard F. Kneip (D) | Harvey Wollman (D) | Lorna Herseth (D) | Bill Janklow (R) | Alice Kundert (R) | David Volk (R) | George Kane (D) | 24R, 11D | 48R, 22D | 2D, 1R | James Abourezk (D) | George McGovern (D) | 2R | Ford/ Dole (R) N |
| 1978 | Harvey Wollman (D) | vacant | Lorna Herseth (D) | Bill Janklow (R) | Alice Kundert (R) | David Volk (R) | George Kane (D) | 24R, 11D | 48R, 22D | 2D, 1R | James Abourezk (D) | George McGovern (D) | 2R | Ford/ Dole (R) N |
| 1979 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | John J. Gerken (R) | 24R, 11D | 48R, 22D | 2D, 1R | Larry Pressler (R) | George McGovern (D) | 1D, 1R | Ford/ Dole (R) N |
| 1980 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | John J. Gerken (R) | 24R, 11D | 48R, 22D | 2D, 1R | Larry Pressler (R) | George McGovern (D) | 1D, 1R | Reagan/ Bush (R) Y |
| 1981 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | John J. Gerken (R) | 25R, 10D | 49R, 21D | 2R, 1D | Larry Pressler (R) | James Abdnor (R) | 1D, 1R | Reagan/ Bush (R) Y |
| 1982 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | John J. Gerken (R) | 25R, 10D | 49R, 21D | 2R, 1D | Larry Pressler (R) | James Abdnor (R) | 1D, 1R | Reagan/ Bush (R) Y |
| 1983 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | F. Julian Cheney (R) | 26R, 9D | 52R, 18D | 2D, 1R | Larry Pressler (R) | James Abdnor (R) | Tom Daschle (D) | Reagan/ Bush (R) Y |
| 1984 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | David Volk (R) | 26R, 9D | 52R, 18D | 2D, 1R | Larry Pressler (R) | James Abdnor (R) | Tom Daschle (D) | Reagan/ Bush (R) Y |
| 1985 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | John J. Gerken (R) | 25R, 10D | 57R, 13D | 2D, 1R | Larry Pressler (R) | James Abdnor (R) | Tom Daschle (D) | Reagan/ Bush (R) Y |
| 1986 | Bill Janklow (R) | Lowell C. Hansen II (R) | Alice Kundert (R) | Mark V. Meierhenry (R) | Vern Larson (R) | David Volk (R) | John J. Gerken (R) | 25R, 10D | 57R, 13D | 2D, 1R | Larry Pressler (R) | James Abdnor (R) | Tom Daschle (D) | Reagan/ Bush (R) Y |
| 1987 | George S. Mickelson (R) | Walter Dale Miller (R) | Joyce Hazeltine (R) | Roger Tellinghuisen (R) | Vern Larson (R) | David Volk (R) | Timothy Amdahl (R) | 24R, 11D | 48R, 22D | 3D | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Reagan/ Bush (R) Y |
| 1988 | George S. Mickelson (R) | Walter Dale Miller (R) | Joyce Hazeltine (R) | Roger Tellinghuisen (R) | Vern Larson (R) | David Volk (R) | Timothy Amdahl (R) | 24R, 11D | 48R, 22D | 3D | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) Y |
| 1989 | George S. Mickelson (R) | Walter Dale Miller (R) | Joyce Hazeltine (R) | Roger Tellinghuisen (R) | Vern Larson (R) | David Volk (R) | Timothy Amdahl (R) | 20R, 15D | 46R, 24D | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) Y |
| 1990 | George S. Mickelson (R) | Walter Dale Miller (R) | Joyce Hazeltine (R) | Roger Tellinghuisen (R) | Vern Larson (R) | David Volk (R) | Timothy Amdahl (R) | 20R, 15D | 46R, 24D | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) Y |
| 1991 | George S. Mickelson (R) | Walter Dale Miller (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | G. Homer Harding (R) | Curt Johnson (D) | 18R, 17D | 45R, 25D | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) Y |
| 1992 | George S. Mickelson (R) | Walter Dale Miller (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | G. Homer Harding (R) | Curt Johnson (D) | 18R, 17D | 45R, 25D | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) N |
| 1993 | Walter Dale Miller (R) | Steve T. Kirby (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | G. Homer Harding (R) | Curt Johnson (D) | 20D, 15R | 41R, 29D | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) N |
| 1994 | Walter Dale Miller (R) | Steve T. Kirby (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | G. Homer Harding (R) | Curt Johnson (D) | 20D, 15R | 41R, 29D | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) N |
| 1995 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 19R, 16D | 45R, 24D, 1I | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Bush/ Quayle (R) N |
| 1996 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 19R, 16D | 45R, 24D, 1I | 2D, 1R | Larry Pressler (R) | Tom Daschle (D) | Tim Johnson (D) | Dole/ Kemp (R) N |
| 1997 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 22R, 13D | 47R, 23D | 2D, 1R | Tim Johnson (D) | Tom Daschle (D) | John Thune (R) | Dole/ Kemp (R) N |
| 1998 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 22R, 13D | 47R, 23D | 2D, 1R | Tim Johnson (D) | Tom Daschle (D) | John Thune (R) | Dole/ Kemp (R) N |
| 1999 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 22R, 13D | 52R, 18D | 2D, 1R | Tim Johnson (D) | Tom Daschle (D) | John Thune (R) | Dole/ Kemp (R) N |
| 2000 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 22R, 13D | 52R, 18D | 2D, 1R | Tim Johnson (D) | Tom Daschle (D) | John Thune (R) | Bush/ Cheney (R) Y |
| 2001 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 24R, 11D | 50R, 20D | 2D, 1R | Tim Johnson (D) | Tom Daschle (D) | John Thune (R) | Bush/ Cheney (R) Y |
| 2002 | Bill Janklow (R) | Carole Hillard (R) | Joyce Hazeltine (R) | Mark Barnett (R) | Vern Larson (R) | Dick Butler (D) | Curt Johnson (D) | 24R, 11D | 50R, 20D | 2D, 1R | Tim Johnson (D) | Tom Daschle (D) | John Thune (R) | Bush/ Cheney (R) Y |
| 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 | Tim Johnson (D) | Tom Daschle (D) | Bill Janklow (R) | Bush/ Cheney (R) Y |
| 2004 | 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 | Tim Johnson (D) | Tom Daschle (D) | Stephanie Herseth Sandlin (D) | Bush/ Cheney (R) Y |
| 2005 | Mike Rounds (R) | Dennis Daugaard (R) | Chris Nelson (R) | Larry Long (R) | Rich Sattgast (R) | Vern Larson (R) | Bryce Healy (D) | 25R, 10D | 51R, 19D | 3R | Tim Johnson (D) | John Thune (R) | Stephanie Herseth Sandlin (D) | Bush/ Cheney (R) Y |
| 2006 | Mike Rounds (R) | Dennis Daugaard (R) | Chris Nelson (R) | Larry Long (R) | Rich Sattgast (R) | Vern Larson (R) | Bryce Healy (D) | 25R, 10D | 51R, 19D | 3R | Tim Johnson (D) | John Thune (R) | Stephanie Herseth Sandlin (D) | Bush/ Cheney (R) Y |
| 2007 | Mike Rounds (R) | Dennis Daugaard (R) | Chris Nelson (R) | Larry Long (R) | Rich Sattgast (R) | Vern Larson (R) | Jarrod Johnson (R) | 20R, 15D | 50R, 20D | 2R, 1D | Tim Johnson (D) | John Thune (R) | Stephanie Herseth Sandlin (D) | Bush/ Cheney (R) Y |
| 2008 | Mike Rounds (R) | Dennis Daugaard (R) | Chris Nelson (R) | Larry Long (R) | Rich Sattgast (R) | Vern Larson (R) | Jarrod Johnson (R) | 20R, 15D | 50R, 20D | 2R, 1D | Tim Johnson (D) | John Thune (R) | Stephanie Herseth Sandlin (D) | McCain/ Palin (R) N |
| 2009 | Mike Rounds (R) | Dennis Daugaard (R) | Chris Nelson (R) | Larry Long (R) | Rich Sattgast (R) | Vern Larson (R) | Jarrod Johnson (R) | 21R, 14D | 46R, 24D | 2R, 1D | Tim Johnson (D) | John Thune (R) | Stephanie Herseth Sandlin (D) | McCain/ Palin (R) N |
| 2010 | Mike Rounds (R) | Dennis Daugaard (R) | Chris Nelson (R) | Marty Jackley (R) | Rich Sattgast (R) | Vern Larson (R) | Jarrod Johnson (R) | 21R, 14D | 46R, 24D | 2R, 1D | Tim Johnson (D) | John Thune (R) | Stephanie Herseth Sandlin (D) | McCain/ Palin (R) N |
| 2011 | Dennis Daugaard (R) | Matt Michels (R) | Jason Gant (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Jarrod Johnson (R) | 30R, 5D | 50R, 19D, 1I | 3R | Tim Johnson (D) | John Thune (R) | Kristi Noem (R) | McCain/ Palin (R) N |
| 2012 | Dennis Daugaard (R) | Matt Michels (R) | Jason Gant (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Jarrod Johnson (R) | 30R, 5D | 50R, 19D, 1I | 3R | Tim Johnson (D) | John Thune (R) | Kristi Noem (R) | Romney/ Ryan (R) N |
| 2013 | Dennis Daugaard (R) | Matt Michels (R) | Jason Gant (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Vern Larson (R) | 28R, 7D | 53R, 17D | 3R | Tim Johnson (D) | John Thune (R) | Kristi Noem (R) | Romney/ Ryan (R) N |
| 2014 | Dennis Daugaard (R) | Matt Michels (R) | Jason Gant (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Vern Larson (R) | 28R, 7D | 53R, 17D | 3R | Tim Johnson (D) | John Thune (R) | Kristi Noem (R) | Romney/ Ryan (R) N |
| 2015 | Dennis Daugaard (R) | Matt Michels (R) | Shantel Krebs (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Ryan Brunner (R) | 27R, 8D | 58R, 12D | 3R | Mike Rounds (R) | John Thune (R) | Kristi Noem (R) | Romney/ Ryan (R) N |
| 2016 | Dennis Daugaard (R) | Matt Michels (R) | Shantel Krebs (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Ryan Brunner (R) | 27R, 8D | 58R, 12D | 3R | Mike Rounds (R) | John Thune (R) | Kristi Noem (R) | Trump/ Pence (R) Y |
| 2017 | Dennis Daugaard (R) | Matt Michels (R) | Shantel Krebs (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Ryan Brunner (R) | 29R, 6D | 60R, 10D | 3R | Mike Rounds (R) | John Thune (R) | Kristi Noem (R) | Trump/ Pence (R) Y |
| 2018 | Dennis Daugaard (R) | Matt Michels (R) | Shantel Krebs (R) | Marty Jackley (R) | Steve Barnett (R) | Rich Sattgast (R) | Ryan Brunner (R) | 29R, 6D | 60R, 10D | 3R | Mike Rounds (R) | John Thune (R) | Kristi Noem (R) | Trump/ Pence (R) Y |
| 2019 | Kristi Noem (R) | Larry Rhoden (R) | Steve Barnett (R) | Jason Ravnsborg (R) | Rich Sattgast (R) | Josh Haeder (R) | Ryan Brunner (R) | 30R, 5D | 59R, 11D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Pence (R) Y |
| 2020 | Kristi Noem (R) | Larry Rhoden (R) | Steve Barnett (R) | Jason Ravnsborg (R) | Rich Sattgast (R) | Josh Haeder (R) | Ryan Brunner (R) | 30R, 5D | 59R, 11D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Pence (R) N |
| 2021 | Kristi Noem (R) | Larry Rhoden (R) | Steve Barnett (R) | Jason Ravnsborg (R) | Rich Sattgast (R) | Josh Haeder (R) | Ryan Brunner (R) | 32R, 3D | 62R, 8D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Pence (R) N |
| 2022 | Kristi Noem (R) | Larry Rhoden (R) | Steve Barnett (R) | Jason Ravnsborg (R) | Rich Sattgast (R) | Josh Haeder (R) | Jarrod Johnson (R) | 32R, 3D | 62R, 8D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Pence (R) N |
| 2022 | Kristi Noem (R) | Larry Rhoden (R) | Steve Barnett (R) | Mark Vargo (R) | Rich Sattgast (R) | Josh Haeder (R) | Jarrod Johnson (R) | 32R, 3D | 62R, 8D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Pence (R) N |
| 2023 | Kristi Noem (R) | Larry Rhoden (R) | Monae Johnson (R) | Marty Jackley (R) | Rich Sattgast (R) | Josh Haeder (R) | Brock Greenfield (R) | 31R, 4D | 63R, 7D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Pence (R) N |
| 2024 | Kristi Noem (R) | Larry Rhoden (R) | Monae Johnson (R) | Marty Jackley (R) | Rich Sattgast (R) | Josh Haeder (R) | Brock Greenfield (R) | 31R, 4D | 63R, 7D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Vance (R) Y |
| 2025 | Larry Rhoden (R) | Tony Venhuizen (R) | Monae Johnson (R) | Marty Jackley (R) | Rich Sattgast (R) | Josh Haeder (R) | Brock Greenfield (R) | 32R, 3D | 64R, 6D | 3R | Mike Rounds (R) | John Thune (R) | Dusty Johnson (R) | Trump/ Vance (R) Y |
* Alaskan Independence (AKIP)
* Know Nothing (KN)
* American Labor (AL)
* Anti-Jacksonian (Anti-J) National Republican (NR)
* Anti-Administration (AA)
* Anti-Masonic (Anti-M)
* Conservative (Con)
* Covenant (Cov)
* Democratic (D)
* Democratic–Farmer–Labor (DFL)
* Democratic–NPL (D-NPL)
* Dixiecrat (Dix), States' Rights (SR)
* Democratic-Republican (DR)
* Farmer–Labor (FL)
* Federalist (F) Pro-Administration (PA)
* Free Soil (FS)
* Fusion (Fus)
* Greenback (GB)
* Independence (IPM)
* Independent Democrat (ID)
* Independent Republican (IR)
* Jacksonian (J)
* Liberal (Lib)
* Libertarian (L)
* National Union (NU)
* Nonpartisan League (NPL)
* Nullifier (N)
* Opposition Northern (O) Opposition Southern (O)
* Populist (Pop)
* Progressive (Prog)
* Prohibition (Proh)
* Readjuster (Rea)
* Republican (R)
* Silver (Sv)
* Silver Republican (SvR)
* Socialist (Soc)
* Union (U)
* Unconditional Union (UU)
* Vermont Progressive (VP)
* Whig (W)
* Independent (I)
* Nonpartisan (NP)
* ↑ 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.
* ↑ 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.
* 1 2 3 4 5 6 7 8 Died in office.
* 1 2 3 4 5 6 7 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.
* 1 2 3 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.
* 1 2 Assumed office following the death or resignation of predecessor.
* ↑ Resigned.
* ↑ First elected in special election.
* ↑ Democratic Senator-elect Eldon Nygaard switched to the Republicans prior to the start of the legislative session.
* ↑ Resigned to be a senior policy advisor in Governor Noem's office.
* ↑ Resigned to become United States Secretary of Homeland Security
* ↑ Jason Ravnsborg Impeached by the South Dakota House of Representatives on April 12, 2022, and suspended from his duties pending trial in the South Dakota Senate.