South Dakota · Senate
Election Day · Nov 3, 2026
Score updated Oct 14, 2026
Read more on BallotpediaSafe for Rounds.
Forecasters: Safe R · Latest poll: Rounds +6 (paid for by Brian Bengs) · Rounds is the incumbent · $51k vs $2.7M cash on hand
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Mike Rounds
Republican· Incumbent
Progressive votes: 0.93%
Brian Bengs
Independent
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| Pollster | Paid for by | Date | Bengs% | R% | Margin |
|---|---|---|---|---|---|
| Zenith Research | Brian Bengs | 2026-09-27 | 47 | 53 | R+6.0 |
| Public Policy Polling | Brian Bengs | 2026-09-09 | 42 | 45 | R+3.0 |
| Impact Research | Brian Bengs | 2026-08-17 | 44 | 44 | Even |
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