This was a special election for the two-year unexpired term.

This was a special election for the two-year unexpired term.

No candidate ran for local prosecutor in Hamlin County. John Delzer was appointed to fill the position.

John Delzer was appointed as the Hamlin County State's Attorney by the Hamlin County Commissioners in 2016.

No candidate was listed in the primary or general election. This was an appointed position in 2024.

This was an uncontested special election for the unexpired term.

Incumbent Roxanne Hammond was originally appointed as the State's Attorney in 2018 and filed as a candidate for State's Attorney in 2020. However, Hammond resigned in October 2020. Jessica LeMie was appointed to the position in 2020.

Jessica LeMie won the two-year unexpired term in 2022 but resigned as the Hughes County State's Attorney in 2023 to take a position with the South Dakota Attorney General's Office. Casey Diebert was appointed to the position by the Hughes County Commission following the resignation of LeMie.

Deibert was appointed as the State's Attorney in May 2023 following the resignation of the previous incumbent, Jessican LaMie.

Bradley Novreske withdrew from the ballot on June 17, 2020.

Schumacher resigned in early 2025 after their appointment to a judgeship. John Delzer was appointed by the Kingsbury County Commissioners to fill the vacancy.

This was an uncontested special election for the unexpired term.

John Fitzgerald was elected to South Dakota's Fourth Judicial Circuit in November 2022. Brenda Harvey was appointed as the Lawrence County State's Attorney by the Lawrence County Commission to fill the vacancy.

Harvey was appointed as the State's Attorney in early 2023.

Bordewyk may have been the incumbent by appointment by early 2020.

This was a special election for the two-year unexpired term.

Johnson was appointed as the State's Attorney in January 2020 following the resignation of the previous incumbent.

No candidate was listed in the primary or general election.

Mark Vargo was appointed as the interim Attorney General of South Dakota in June 2022. After serving the interim term, Vargo returned to the Pennington County State's Attorney position but officially resigned in April 2023 for a position in Thailand. Lara Roetzel was appointed as the Pennington County State's Attorney by the Pennington County Board of Commissioners in 2023. Roetzel had previously served as interim State's Attorney of Pennington County in 2022, during the term of Mark Vargo as the interim South Dakota Attorney General.

Roetzel was appointed as the State's Attorney in 2023.

Craig Smith was the only candidate for State's Attorney in the 2020 election. Lillian Storer assumed the position prior to 2024.