These tables are historical listings of state senators who served in the South Dakota Senate from statehood in 1889 until the present.
Democratic | Fusion | Independent | Non-Partisan | Populist | Republican |
45 senators elected from 41 districts. Senators were elected from single-member districts, with five counties each electing two at-large senators. The number of senators was reduced to 43 senators from 1893 to 1899. A 42nd District was added in 1909.
District | Seats | Years | County |
---|---|---|---|
9th | 2 | 1889–1909 | Minnehaha |
10th | 2 | 1909–1939 | |
30th | 2 | 1889–1893 | Spink |
32nd | 2 | 1899–1909 | Day |
33rd | 2 | 1909–1939 | Brown |
35th | 2 | 1909–1939 | |
38th | 2 | 1889–1893; 1899–1909 | Lawrence |
39th | 2 | 1909–1939 |
35 senators elected from 33 districts. Three counties each elected two at-large senators.
District | Seats | Years | County |
---|---|---|---|
7th | 2 | 1939–1967 | Minnehaha |
22nd | 2 | 1939–1961 | Brown |
28th | 2 | 1963–1967 | Pennington |
35 senators elected from 35 single-member districts. From 1967 to 1973, there were only 29 districts, with three counties each electing more than one at-large member. District 29 was eliminated from 1973 to 1985, when it became District 11's fifth at-large seat. In 1985, all remaining multi-member districts were eliminated, establishing the current 35 single-member districts.
District | Seats | Years | County |
---|---|---|---|
2nd | 2 | 1967–1985 | Brown |
11th | 4 | 1967–1973 | Minnehaha |
5 | 1973–1985 | ||
28th | 3 | 1967–1973 | Pennington |
27th | 3 | 1973–1985 |