The 2026 South Dakota State Auditor election will be held on November 3, 2026, to elect the State Auditor of South Dakota. Incumbent Republican state auditor Rich Sattgast was term-limited and ineligible to run for re-election to a third consecutive term.

Republican convention Candidates Nominee Catherine Barranco, economist and political organizer

Eliminated at convention Tamara Grove, state senator from the 26th district (2025–present) Renae Randall, financial analyst

Withdrawn David Barranco, former Sioux Falls city councilor

Democratic convention

Candidates Nominee Tom Cool, journalist

References

External links Official campaign websites Cathrine Barranco (R)