South Dakota elections and officials
Statewide information for South Dakota. Search your address to add your House district and state legislators.
South Dakota closes registration 15 days before an election, which puts the next cutoff at October 19, 2026.
You have 80 days left to register.
Upcoming elections
2026 General Election (Midterms)
Tuesday, November 3, 2026
All 435 U.S. House seats, 33+ U.S. Senate seats, most governorships, and thousands of state legislative seats.
Dates are set by state law but can change. Always verify with your official state election office.
Election Calendars
Subscribe once and your calendar app fills in every South Dakota election date, plus a reminder a week before Election Day. It updates itself if a date moves.
U.S. senators
Every state elects two U.S. senators, who represent the whole state and serve six-year terms. These two are yours no matter where in South Dakota you live.
State government
Your state government decides most of what you actually live with day to day: schools, roads, policing, housing, and health care rules. South Dakota's Legislature has 35 senators and 70 members of the House of Representatives.
Common questions
What is the voter registration deadline in South Dakota?
South Dakota closes registration 15 days before an election, which puts the next cutoff at October 19, 2026. You have 80 days left to register.
When is the next election in South Dakota?
The next election in South Dakota is the 2026 General Election (Midterms) on Tuesday, November 3, 2026.
Who are South Dakota's U.S. senators?
South Dakota is represented in the U.S. Senate by Mike Rounds (Republican) and John Thune (Republican).
Who is the governor of South Dakota?
Larry Rhoden (Republican) is the governor of South Dakota.
Registration deadlines and primary dates are set by state law and can change. Always confirm with your official South Dakota election office before you rely on a date. Spot an error? Let us know and we will fix it.