See also: South Dakota House of Representatives.
| South Dakota Senate | |
| Legislature: | South Dakota Legislature |
| Coa Pic: | SouthDakota-StateSeal.svg |
| Session Room: | South Dakota Senate Chamber.jpg |
| Session Res: | 225px |
| House Type: | Upper house |
| Term Limits: | 4 terms (8 years) |
| New Session: | January 10, 2023 |
| Leader1 Type: | President |
| Leader1: | Larry Rhoden (R) |
| Election1: | January 5, 2019 |
| Leader2 Type: | President pro tempore |
| Leader2: | Lee Schoenbeck (R) |
| Election2: | January 8, 2021 |
| Leader3 Type: | Majority Leader |
| Leader3: | Casey Crabtree (R) |
| Election3: | January 10, 2023 |
| Leader4 Type: | Minority Leader |
| Leader4: | Reynold Nesiba (D) |
| Election4: | January 10, 2023 |
| Term Length: | 2 years |
| Authority: | Article III, South Dakota Constitution |
| Salary: | $12,850.80/session + $151 per legislative day[1] |
| Members: | 35 |
| Structure1: | South Dakota Senate, February 2024.svg |
| Structure1 Res: | 250px |
| Political Groups1: | Majority party Minority party |
| Last Election1: | November 8, 2022 (35 seats) |
| Next Election1: | November 5, 2024 (35 seats) |
| Redistricting: | Legislative Control |
| Meeting Place: | State Senate Chamber South Dakota State Capitol Pierre, South Dakota |
| Website: | South Dakota State Legislature |
The Senate is the upper house of the South Dakota Legislature. It consists of 35 members, one representing each legislative district. It meets at the South Dakota State Capitol in Pierre.
98th Legislature (2023)
| Affiliation | Party (Shading indicates majority caucus) | Total | ||||
|---|---|---|---|---|---|---|
| Republican | Democratic | |||||
| nowrap style="font-size:80%" | 91st Legislature | 29 | 6 | 35 | ||
| nowrap style="font-size:80%" | 92nd Legislature | 32 | 3 | 35 | ||
| nowrap style="font-size:80%" | 98th Legislature | 31 | 4 | 35 | ||
| Latest voting share | ||||||
| Position | Name | Party | District | ||
|---|---|---|---|---|---|
| Lee Schoenbeck | Republican | 5 | |||
| Casey Crabtree | Republican | 8 | |||
| Assistant Majority Leader | Michael Diedrich | Republican | 34 | ||
| Helene Duhamel | Republican | 32 | |||
| Jack Kolbeck | Republican | 13 | |||
| Ryan Maher | Republican | 28 | |||
| David Wheeler | Republican | 22 | |||
| Democratic | 15 | ||||
| Assistant Minority Leader | Shawn Bordeaux | Democratic | 26 | ||
| Democratic | 10 |
In 2010, Democrat Angie Buhl became the first openly LGBT person ever elected to the state legislature.[2] She served from 2011 – 2017.
See main article: Political party strength in South Dakota.