Mike Rounds
FCuria gradeRSenator, South Dakota
South Dakota
2 senators and 1 representative in the 119th Congress.
Senators
John Thune
DCuria gradeRSenator, South Dakota
Representative
Dusty Johnson
CCuria gradeRRepresentative, South Dakota (at-large)
Voting in South Dakota
June 2, 2026
2026 primary election
November 3, 2026
General election
Voter registration deadline
Register 15 days before the election.
For voter ID rules and how to vote in South Dakota, see the state election office.
Source: NCSL · verified August 7, 2026
Federal races this cycle
Elections in South Dakota
- South Dakota Senate4 on file
- South Dakota House, at-large district9 on file
Candidates on file with the FEC. Not a certified ballot.
For reporters covering South Dakota.
The whole delegation, graded and on the record. Every figure traces to a primary source and is rebuilt daily. Free to republish under CC BY 4.0. Credit Project Curia. Nothing to sign up for.
The South Dakota delegation at a glance
C1
D1
F1
383
tracked floor votes cast by the delegation
0
times a member broke with their own party
8%
median share of funds from small donors
2 of 3
members disclosed stock trades
No position is not opposition. A blank means a member has not cosponsored and has not voted, not that they are against it. Finance is disclosed money only. The grade and every roll-call vote are explained in full.
How the grade worksHow every position is sourcedQuestions, or a number that looks wrong: [email protected]