| State: | South Dakota |
| District: | 1 |
| Chamber: | Senate |
South Dakota's 1st legislative district is one of 35 districts in the South Dakota Legislature. Each district is represented by 1 senator and 2 representatives. In the Senate, It has been represented by Republican Michael Rohl since 2021, and in the House, it has been represented by Republicans Joe Donnell since 2023 and Tamara St. John since 2019.[1]
The district is located in Northeastern South Dakota. It contains Brown, Day, Marshall and Roberts County. Its largest city is Sisseton.
South Dakota legislators are elected to two-year terms, with each permitted to serve a maximum of four consecutive two-year terms.[2] Elections are held every even-numbered year.
| Year | Incumbent | Party | First elected | Result | General election | Primary elections | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | Michael Rohl | Republican | 2020 | Incumbent re-elected. | nowrap | nowrap | ||||
| 2020 | Susan Wismer | Democratic | 2018 | Incumbent defeated. Republican gain. | nowrap | |||||
| 2018 | Jason Frerichs | Democratic | 2010 | Incumbent retired. Democratic hold. | nowrap | nowrap | ||||
| 2016 | Jason Frerichs | Democratic | 2010 | Incumbent re-elected. | nowrap | |||||
| 2014 | Jason Frerichs | Democratic | 2010 | Incumbent re-elected. | nowrap | |||||
| 2012 | Jason Frerichs | Democratic | 2010 | Incumbent re-elected. | nowrap |
In 33[3] of the 35 legislative districts, both representatives are elected at-large.[4] The top two candidates in each party's primaries will be their respective party's nominees for the general election.
| Year | Incumbents | Party | First elected | Result | General election | Primary elections | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | Tamara St. John JenniferHealyKeintz | Republican Democratic | 2018 2020 | Incumbent re-elected. Incumbent lost nomination. Republican gain. | nowrap | |||||
| 2020 | Tamara St. John Steven McCleerey | Republican Democratic | 2018 2014 | Incumbent re-elected. Incumbent lost re-election. Mixed hold. | nowrap | |||||
| 2018 | Steven McCleerey Susan Wismer | Democratic | 2014 2016 | Incumbent re-elected. Incumbent retired. Republican gain. | nowrap | nowrap | ||||
| 2016 | Dennis Feickert Steven McCleerey | Democratic | 2008 2014 | Incumbent retired. Incumbent re-elected. Democratic hold. | nowrap | |||||
| 2014 | Dennis Feickert Susan Wismer | Democratic | 2008 | Incumbent re-elected. Incumbent retired. Democratic hold. | nowrap | nowrap | ||||
| 2012 | Dennis Feickert Susan Wismer | Democratic | 2008 | Incumbents re-elected. | nowrap |