| South Dakota's 9th State Senate district | |
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South Dakota's 9th 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 Brent Hoffman since 2023. In the House, it has been represented by Republicans Bethany Soye since 2021 and Kenneth Teunissen since 2023.[1]
The district is located in the eastern suburbs of Sioux Falls entirely within Minnehaha County, the state's most populous county, in southeastern South Dakota.[2]
South Dakota legislators are elected to two-year terms, with each permitted to serve a maximum of four consecutive terms.[3] Elections are held every even-numbered year.
| Year | Incumbent | Party | First elected |
Result | General Election | Primary Elections |
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| 2022 | Wayne Steinhauer | Republican | 2018 | Incumbent retired. Republican hold. |
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 Y Brent Hoffman 66.8% |
| 2020 | Wayne Steinhauer | Republican | 2018 | Incumbent re-elected. |
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| 2018 | Deb Peters | Republican | 2010 | Incumbent retired. Republican hold. |
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Y Wayne Steinhauer 66.8% |
| 2016 | Deb Peters | Republican | 2010 | Incumbent re-elected. |
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Y Deb Peters (inc.) 56.3% |
| 2014 | Deb Peters | Republican | 2010 | Incumbent re-elected. |
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| 2012 | Deb Peters | Republican | 2010 | Incumbent re-elected. |
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Y Deb Peters (inc.) 52.7% |
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List of South Dakota legislative districts | |
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Members of the South Dakota Senate
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South Dakota Legislature (2023–present)
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